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Institut für Photonik und Quantenelektronik
 

Institute of Photonics and Quantum Electronics – Publications by W. Freude
(until 2008: High-Frequency and Quantum Electronics Laboratory) 

Lectures [1] – [505]
 2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2002, 2000, 1990, 1980, 1970


    1970
  1. Freude, W.: 'Die Fokker-Planck-Gleichung und ihre Anwendung bei der Berechnung nichtlinearen Oszillatorrauschens, Teil a und b. Seminar für Hoch- und Höchstfrequenztechnik, Universität Karlsruhe, 1971
  2. Freude, W.: 'Ein Ratiodetektor im Mikrowellenbereich', Seminar für Hoch- und Höchstfrequenztechnik, Universität Karlsruhe, 1971
  3. Freude, W.: 'Verfahren zur Messung von Wahrscheinlichkeitsdichten und -verteilungen', Seminar für Hoch- und Höchstfrequenztechnik, Universität Karlsruhe, 1973
  4. Freude, W.: 'Ein numerisches Lösungsverfahren für stochastische Differentialgleichungen', Numerik-Workshop, Universität Karlsruhe, 1975
  5. Freude, W.: 'Einführung in die Steuersprache des UNIVAC-Großrechners 1108 mit Übungen am Dialogsichtgerät, Teil a, b und c', Seminar für Hoch- und Höchstfrequenztechnik, Universität Karlsruhe, 1975
  6. Freude, W.: 'Beschreibung rauschender Mikrowellenoszillatoren', Seminar des Instituts für Allgemeine Elektronik, Technische Universität München, 1975
  7. Freude, W.: 'Modellparameter eines rauschenden Gunn-Oszillators', DFG-Kolloquium "Mikrowellenoszillatoren und -verstärker'', München, 1975
  8. Freude, W.: 'Generation und Detektion von Diodenlaser-Lichtimpulsen im Subnanosekundenbereich', Seminar für Hochfrequenztechnik, Technische Universität Hannover, 1976
  9. Freude, W.: 'Untersuchung zeitabhängiger Spektren von gepulsten Halbleiterlasern mit Detektoren für den Subnanosekundenbereich', 1. DFG-Kolloquium "Optische Nachrichtentechnik'', Berlin, 1977
  10. Freude, W.: 'Dynamisches und thermisches Verhalten von Halbleiterlasern', Kolloquium des Fachbereichs Elektrotechnik, Universität Kaiserslautern, 1977
  11. Freude, W.: 'Messung der thermischen Impedanz von Injektionslasern', Frühjahrstagung der Deutschen Physikalischen Gesellschaft, Fachausschuß "Kurzzeitphysik'', München, 1978
  12. Freude, W.: 'Messung der Faserdispersion mit Lichtimpulsen geringer spektraler Breite', Diskussionssitzung der NTG "Meßtechnik an optischen Nachrichtenübertragungssystemen'', Ottilienberg, 1978

    1980
  13. Freude, W.: 'Rauschuntersuchungen an Photodioden aus CdS/CuInSe2 und Silizium', 4. DFG-Kolloquium "Optische Nachrichtentechnik'', Karlsruhe, 1980
  14. Freude, W.: 'Elektronische Komponenten für hochratige optische Nachrichtenübertragung', Seminar im Fachbereich Elektrotechnik I, Gesamthochschule, Siegen, 1980
  15. Freude, W.: 'Elektronische und optische Probleme der Dispersionsmessung an Glasfasern', Seminar im Geschäftsbereich"Weitverkehr und Kabeltechnik'' AEG-Telefunken, Backnang, 1980
  16. Freude, W.: 'Bestimmung des Brechzahlprofils von Glasfasern aus dem Fernfeld', 5. DFG-Kolloquium "Optische Nachrichtentechnik'', Ulm, 1981
  17. Freude, W. und Leminger, O.: 'Gemessene Bandbreite einer Gradientenfaser im Vergleich zu Prognosen aus dem Nah- und Fernfeld', 6. DFG-Kolloquium "Optische Nachrichtentechnik'', Braunschweig, 1982
  18. Freude, W.: 'Feldanalyse bei optischen Wellenleitern', Seminar für Hochfrequenztechnik und Optische Nachrichtentechnik, Universität Karlsruhe, 1983
  19. Bartelt, H. O., Freude, W., Grau, G. K. und Lohmann, A. W.: 'Modenanalyse bei optischen Wellenleitern mit rechnererzeugten Hologrammen', 7. DFG-Kolloquium "Optische Nachrichtentechnik'', Stuttgart, 1983
  20. Freude, W., Fritzsche, C. und Lu Shan-da: 'Speckle interferometry for spectral analysis of laser sources and multimode optical waveguides', 10th European Conf. Opt. Commun., Stuttgart, 1984, pp. 216–217
  21. Freude, W. und Sharma, A.: 'Refractive-index profile and modal dispersion prediction for a single-mode optical waveguide from its far-field radiation pattern', Symp. Opt. Fiber Meas., Boulder, 1984, pp. 29–32
  22. Freude, W., Grau, G., and Wüppermann, B.: 'Computer-generated holograms for fibre mode excitation and analysis (invited)', Int. Conf. Microelect. Fiber Optics, Chandigarh, 1985
  23. Freude, W.: 'Herstellung und Anwendung synthetischer Hologramme', Seminar "Optik und Meßtechnik'', Technische Universität Hamburg-Harburg, 1986
  24. Freude, W.: 'Refractive-index profile determination of single-mode fibres by far-field power measurements', (a) Shanghai University of Science and Technology, Shanghai, China; (b) Nanjing Institute of Posts and Telecommunication, Nanjing, China, 1986
  25. Freude, W.: 'Mode field radius definitions and measurement techniques for single-mode optical fibres', (a) Shanghai University of Science and Technology, Shanghai, China; (b) Nanjing Institute of Posts and Telecommunication, Nanjing, China; (c) Indian Institute of Technology, New Delhi, Indien, 1986
  26. Freude, W.: 'Computer-generated holograms', (a) Shanghai University of Science and Technology, Shanghai, China; (b) Nanjing Institute of Posts and Telecommunication, Nanjing, China; (c) Indian Institute of Technology, New Delhi, Indien, 1986
  27. Freude, W.: 'Speckle interferometry for spectral analysis of laser sources and multimode optical waveguides', (a) Shanghai University of Science and Technology, Shanghai, China; (b) Indian Institute of Technology, New Delhi, Indien, 1986
  28. Freude, W. und Grau, G. K.: 'Synthetische Hologramme', MIOP (Mikrowellentechnologie und Optoelektronik), Konferenz für Höchstfrequenztechnologie, Wiesbaden, 1987
  29. Freude, W.: 'LaTeX-Makros für mathematisch-naturwissenschaftliche Texte', TeX-Benutzerseminar des Rechenzentrums, Universität Karlsruhe, 1987
  30. Freude, W.: 'Lightwave measurement techniques', HECTOR (HEeterogeneous Computers TOgetheR), conference on a joint project of IBM and the University of Karlsruhe, Karlsruhe, 1988
  31. Freude, W.: 'Feldanalyse von Lichtwellenleitern (Antrittsvorlesung)', Kolloquium der Fakultät für Elektrotechnik, Universität Karlsruhe, 1988

    1990
  32. Freude, W.: 'Modelling of coherent optical receivers', 2. Lichtwellenleitertagung, Technische Universität, Karl-Marx-Stadt (Chemnitz), DDR, 1990
  33. Freude, W. und Schönfelder, A: 'Optischer DPSK-Empfänger: Numerische Verfahren', 4. Tagung Elektronik-Technologie, Humboldt-Universität (Sektion Elektronik), Berlin, 1990
  34. Freude, W.: 'Interferometrische Meßverfahren', Kolloquium des Instituts für Physikalische Hochtechnologien, Jena, 1992
  35. Freude, W.: 'Interferometrische Verfahren zur Dispersionsmessung an Lichtwellenleitern', 10. Internationale Mittweidaer Fachtagung, Ingenieurhochschule, Mittweida, 1992
  36. Freude, W.: 'Kohärenzanalyse bei optischen Signalen', Seminar für Komponenten und Systeme der optischen Nachrichtenübertragung und Meßtechnik, Fachbereich 14, Elektrotechnik, Universität-Gesamthochschule, Paderborn, 1993
  37. Freude, W. und Li Tong-ning: 'Einkopplung von Laserdioden-Licht in Einmoden-Fasern: Einfluß der transversalen Feldform', Workshop im Ferdinand-Braun-Institut für Höchstfrequenztechnik, Berlin, 1994
  38. Freude, W. and Sukhoivanov, I. A.: 'Carrier transport phenomena in SCH quantum-well laser diodes for fibre optic telecommunication systems', 6th Intern. Crimean Conf. on Microwave and Telecommunication Technology, Sevastopol (Ukraine), 16.–19.9.1996
  39. Freude, W., Braun, R.-P., Großkopf, G. and Schmidt, F.: 'Microwave generation and transmission with chirping laser diodes and dispersive fibres', Intern.Topical Meeting on Microwave Photonics MWP'97, Schloß Hugenpoet, Duisburg/Essen, 3.–5.9.1997
  40. Freude, W., Braun, R.-P., Großkopf, G. and Schmidt, F.: 'Microwave transmission supported by FM-AM conversion in a dispersive fibre', Workshop on Microwave Fibre Optics, 23rd European Conf. on Optical Communications ECOC'97, Edinburgh, UK, 21.–25.9.1997
  41. Freude, W.: 'Optical microwave generation, antenna arrays and optical beamforming', Radiation Laboratory's Seminar, University of Michigan, College of Engineering, Ann Arbor, 9.10.1998
  42. Freude, W., Palai, P., and Sukhoivanov, I. A.: 'Modelling of chirping laser diodes for microwave generation and transmission over dispersive fibres', Techn. Digest Intern. Topical Meeting on Microwave Photonics (MWP'98), Princeton, NJ, 12.–14.10.1998
  43. Freude, W., Chakam, G.-A. and Hurm, V.: 'Microwave photonics for broadband wireless access', Intern. Conf. on Fiber Optics and Photonics PHOTONICS-98, Indian Institute of Technology, Delhi, 14.–18.12.1998 (invited)
  44. Freude, W.: 'Mikrowellen-Photonik für breitbandige Zugangsnetzwerke', Graduiertenkolleg 'Numerische Feldberechnung', Universität Karlsruhe, 3.2.1999
  45. Krieg, M., Lysak, V. and Freude, W.: 'Extraction of model parameters for quantum well laser diodes from DC and small signal measurements', Intern. Workshop on Laser and Fiber Optic Network Modelling (LFNM'99), Kharkov Technical University of Radio Electronics, Kharkov, Ukraine, 25.05.1999 (invited)
  46. Chakam, G.-A., Freude, W., Kärtner, F. X., Lorenz, W. and Wiesbeck, W.: 'Mikrowellenphotonik: Aktive planare Antennengruppen in Terahertz-Technik mit nm-Strukturierung', Kolloquium Nanotechnologie, Universität Karlsruhe, 07.07.1999
  47. Freude, W.: 'Antenna array design using microwave photonics technology', Kharkov Technical University of Radio Electronics, Kharkov, Ukraine, 6.9.1999 (invited)
    The transparencies of this lecture are available: (5,423,835 bytes)
  48. Freude, W.: 'Why laser diodes chirp, and how detuning works', Kharkov Technical University of Radio Electronics, Kharkov, Ukraine, 7.9.1999 (invited)
  49. Chakam, G.-A.; Freude, W.: 'Optically controlled phased array antenna', Proc. 24th Intern. Conf. on Infrared and Millimeter Waves (IR/MMW'99), Monterey, Canada, 05.–10.09.1999 (invited)
  50. Chakam, G.-A.; Freude, W.: 'Coplanar phased array antenna with optical feeder and photonic bandgap structure', Intern. Topical Meeting on Microwave Photonics (MWP'99), Melbourne, 17.–19.11.1999. Postdeadline Paper

    2000
  51. Freude, W.: 'Photonic crystals: Properties and application examples', Advanced Photonic Technology Seminar, Lightwave Network Section – Photonic Technology Division, Communication Research Laboratory (CRL) Tokyo, 21.03.2000 (invited)
  52. Chakam, G.-A.; Freude, W.: 'Photonic crystals for optically controlled phased array antennas', Topical Symposium on Millimeter Waves (TSMMW 2000), Yokosuka, Japan, 23.–24.03.2000 (invited)
  53. Schnarrenberger, M.; Sotobashi, H.; Chujo, W.; Freude, W.: 'Novel intersymbol interference reduction technique by bit synchronized pi / 2 phase shift', Institute of Electronics, Information and Communication Engineers (IEICE Japan) Spring Conference, Hiroshima, 28.–31.03.2000, 1 page
    The full text of this paper is available: (155,350 byte)
  54. Freude, W.; Chakam, G.-A.: 'Broadband wireless access with optically controlled phased array antenna', First Joint Symposium on Opto- and Microelectronic Devices and Circuits (SODC 2000), Nanjing, China, 10.–12.04.2000 (invited)
  55. Chakam, G.-A.; Freude, W.: 'Coplanar phased array patch antenna with optical feeder', Proc. Millennium Conference on Antennas & Propagation (AP 2000), Davos, Switzerland, 09.–14. 04.2000
  56. Kremp, T.; Schibli, T. R.; Morgner, U.; Freude, W.; Kärtner, F. X.: 'Thermisch induzierte Wellenleitung und Kerr-Lens-Modenkopplung in Cr4+:YAG Microchip-Lasern. Workshop der ITG Fachgruppe 5.3.1 Modellierung photonischer Komponenten und Systeme, Heinrich-Hertz-Institut für Nachrichtentechnik, Berlin, 15.–16.06.2000
  57. Freude, W.: 'Photonische Kristalle: Eigenschaften und Anwendungsbeispiele', Seminar des Instituts für Mikrostrukturtechnik, Forschungszentrum Karlsruhe, 18.07.2000
  58. Kremp, T.; Freude, W.; Sharma, A.: 'Collocation method for nonlinear optical pulse propagation', Workshop on Modelling and Design of Optical Networks and Systems, 26th European Conf. on Optical Communications (ECOC 2000), München, 03.–07.09.2000, 1 page
    The full text of this paper is available: (117,673 byte)
  59. Freude, W.; Kärtner, F. X.: 'Mikrowellenmodellierung photonischer Kristalle', DFG-Kolloquium Photonische Kristalle, Bad Honnef, 08.–09.01 2001
  60. Kremp, T.; Killi, A.; Freude, W.: 'Wavelet collocation method for nonlinear optical pulse propagation', Workshop on Numerical Modelling of Electronic and Optoelectronic Devices. Optical Fiber Communication Conference (OFC'01), Anaheim (CA), USA, 17.–22.03.2001
  61. Kremp, T.; Schibli, T. R.; Morgner, U.; Kärtner, F. X.; Sharma, A.; Freude, W.: 'Fast eigenmode solver for inhomogeneous resonators', ECAMP VII / AMOP & CPP Spring Meeting, Deutsche Physikalische Gesellschaft, DPG Quantum Optics Section, Berlin, 02.–06.04.2001
  62. Chakam, G.-A.; Freude, W.: 'Aperture coupled microstrip phased-array patch antenna with optical feeder network', Mikrowellen und Optonik / Microwaves and Optronics (MIOP'01), Kongress für Hochfrequenztechnik, Funkkommunikation und elektromagnetische Verträglichkeit, Stuttgart, 08.–10.05.2001
  63. Freude, W.; Kremp, T.: 'Numerical modelling of non-linear optical waveguides', Intern. Symposium on Systems, Signals, and Electronics (ISSSE'01), Tokyo, Japan, 24.–27.07.2001 (invited)
  64. Freude, W.: 'Nonlinear optical waveguides: Capacity limits and numerical modelling', 7th Scientific Conf. on Theory and Technique of Information Transmission, National University of Radioelectronics, Kharkov, Ukraine, 24.–25.09.2001 and Tuapse, Russia, 01.–04.10.2001 (invited)
  65. Kremp, T.; Freude, W.: 'Split-Step Wavelet-Kollokationsverfahren für WDM-Simulationen', Workshop der ITG Fachgruppe 5.3.1 Modellierung photonischer Komponenten und Systeme, Alcatel SEL AG, Stuttgart, 08.–09.11.2001

    2002
  66. Freude, W.; Kremp, T.: New numerical tools for fast photonic network simulators. Second Joint Symposium on Opto- and Microelectronic Devices and Circuits (SODC 2002), Stuttgart, 10.-16. March 2002 (invited)
  67. Kremp, T.; Freude, W.: Adaptive multiresolution split-step wavelet collocation method. 10th International Workshop on Optical Waveguide Theory and Numerical Modelling (OWTNM'02), Nottingham, UK, April 5–6, 2002
  68. Freude, W.; Kremp, T.: Fast photonic network modelling with a new wavelet method. 4th Intern. Workshop on Laser and Fiber Optic Networks Modelling (LFNM 2002), National University of Radio Electronics, Kharkov, Ukraine, June 3–5, 2002 (invited)
  69. Freude, W.; Chakam, G.-A.: Design of nano-photonic devices. Axon Photonics (now Inphenix), Livermore (CA), USA, 16.05.2002 
  70. Kremp, T.; Killi, A.; Rieder, A.; Freude, W.: Adaptive multiresolution split-step wavelet collocation method for nonlinear optical pulse propagation. Conf. on Lasers and Electro-Optics (CLEO/IQEC 2002), Long Beach (CA), May 19–24, 2002. Session CThO
  71. Freude, W.: Mikrowellenmodellierung von Ringfiltern und photonischen Kristallen. Seminar des Instituts für Technische Physik, Universität Würzburg, 25.07.2002
  72. Chakam, G.-A.; Rumberg, A.; Freude, W.: Modelling photonic bandgap structures in the microwave region near 10 GHz. Technical Digest Intern. Topical Meeting on Microwave Photonics (MWP'02), Awaji, Japan, 5.–8.11.2002
  73. Chakam, G.-A.; Vogel, W.; Yilmaz, H.; Berroth, M.; Freude, W.: Microstrip phased array patch antenna based on a liquid crystal phase shifter for optically generated RF-signals. Technical Digest Intern. Topical Meeting on Microwave Photonics (MWP'02), Awaji, Japan, 5.–8.11.2002
  74. Chakam, G.-A.; Dzeik, H.; Freude, W.: A new elecro-optical phase shifter for optically generated microwave signals. Technical Digest Intern. Topical Meeting on Microwave Photonics (MWP'02), Awaji, Japan, 5.–8.11.2002
  75. Chakam, G.-A.; Freude, W.; Poulton, C.; von Freymann, G.; Wegener, M.; Fujii, M.: Polarisation dependent coupling in ring resonator filters. The 15th Annual Meeting of the IEEE Lasers and Electro-Optics Society (LEOS 2002), Glasgow, Scotland, UK, November 10–14, 2002, Paper ThN 4
    The full text of this paper is available: (337,559 bytes)
  76. Freude, W.; Gerthsen, D.; Kärtner, F. X.: High-density integrated optics. 1. Internal Colloquium of the Center for Functional Nanostructures (CFN), Karlsruhe, October 12, 2002
  77. Freude, W.: Nonlinear wave propagation and solitons. Circular Lecture in Graduate Research Center "Mixed Fields and Nonlinear Interactions" 07.10., 14.10., 21.10., 28.10.2002. The full text of this lecture is available.
  78. Freude, W.: Photonic crystals. An introduction. Lecture at First European NEFERTITI Winter School in Winterberg, Germany, January 21 –24, 2003, supported by the European Commission Information Society Technologies Programme (IST) within the framework of the European Network of Excellence on Broadband Fiber-Radio Techniques and its Integration Technologies (NEFERTITI), and the OptechNet e.V. The full text of this lecture is available.
  79. Freude, W.: 'Mikrowellenmodellierung von hochintegrierten optischen Strukturen', Vortrag im Laser Zentrum Hannover e.V., Hannover, 14.02.2003
  80. Kremp, T.; Freude, W.: 'Fast wavelet collocation method for WDM system parameter optimization', Optical Fiber Communication Conference (OFC'03), Atlanta (GA), USA, 23.–28.03.2003. Paper MF1
  81. Fujii, M.; Freude,W.; Russer, P.: 'Efficient high-spatial-order FDTD analysis of 3D optical ring resonator filters', 19th Annual Symposium of the  Applied Computational Electromagnetic Society (ACES'03), Monterey (CA), USA, 24.–28.03.2003. Time Domain Numerical Modeling Beyond FDTD, Session 2
  82. Freude, W.: 'Hochintegrierte optische Strukturen', Photonics BW e. V., Arbeitskreis „Optische Kommunikation“, Stuttgart, 13. Mai 2003
  83. Freude, W.: 'Wellenausbreitung in nichtlinearen optischen Medien', Kolloquium des Instituts für Wissenschaftliches Rechnen und Mathematische Modellbildung (IWRMM), Universität Karlsruhe, 05. Juni 2003
  84. Fujii, M.; Freude, W.; Russer, P.: 'Wavelet-collocation finite-difference analysis of 3D optical ring resonator',  Technical Digest Conf. on Lasers and Electro-Optics Europe (CLEO-Europe/IQEC 2003), Laser 2003 World of Photonics, International Congress Centre Munich, Germany, 23.–27.06.2003. Topic: CJ – Optical Technologies for Communication, Switching and Interconnects. Session: Filters and Gratings
  85. Yilmaz, H.; Chakam, G.-A.; Breuel, A.; Berroth, M.; Freude, W.: 'Microstrip Line Fed Patch Antenna With Liquid Crystal Phase Shifter For Optically Generated RF-Signals.' Technical Digest Intern. Topical Meeting on Microwave Photonics (MWP'03), Budapest, Hungary, September 10–12, 2003
  86. Chakam, G.-A.; Freude, W.: 'High gain conductor-backed and coplanar-fed patch antenna with periodic structures. Intern. ITG Conference on Antennas (INICA 2003), Berlin, Germany, 17.–19.09.2003
  87. Poulton, C.; Brosi, J.; Glöckler, F.; Koos, C.; Wang, J.; Freude, W.; Ilin, K.; Siegel, M.; Fujii, M.: 'Modelling, design and realisation of SOI-based nanophotonic devices.' Conference on Functional Nanostructures 2003 (CFN03), Karlsruhe, 29.09.–02.10.2003
  88. Freude, W.; Brosi, J.-M.; Chakam, G.-A.; Glöckler, F.; Koos, C.; Poulton, C.; Wang, J.: 'Modelling and design of nanophotonic devices.' URSI – Kleinheubacher Tagung, Miltenberg, 29.09.–02.10.2003 (invited)
  89. Freude, W.; Rabus, D.; Berroth, M.: 'Integriert-optische Filter-Bauelemente.' Trends in der Zukunftstechnologie „Optische Kommunikation”, Forum Photonics BW, Stuttgart 11.11.2003 (invited)

    2004
  90. Stalzer, H.; Cosceev, A.; Sürgers, C.; v. Löhneysen, H.; Brosi, J.-M.; Chakam, G.-A.; Freude, W.: 'Proximity-Effekt in supraleitenden Nb/Ag- und Nb/Ag/Fe-Schichtpaketen.' Frühjahrstagung der Deutschen Physikalischen Gesellschaft, Regensburg, 08.–12.03.2004
  91. Poulton, C.; Brosi, J.; Koos, C.; Glöckler, F.; Wang, J.; Fujii, M.; Freude, W.: 'Simulation, Design and Fabrication of Integrated Optical Devices.' Third Joint Symposium on Opto- and Microelectronic Devices and Circuits (SODC 2004), Wuhan, China, 22.–24.03.2004
  92. Freude, W.; Kremp, T.; Goncharova, N.; Poulton, C.: 'Modeling long-haul WDM transmission in nonlinear optical fibers using a fast split-step wavelet collocation method.' Progress in Electromagnetics Research Symposium 2004 (PIERS 2004), Pisa, Italy, 28–31.03.2004 (invited)
  93. Freude, W.; Poulton, C.; Koos, C.; Brosi, J.; Glöckler, F.; Wang, J.; Chakam, G.-A.; Fujii, M.: 'Design and fabrication of nanophotonic devices.' 6th Intern. Conf. on Transparent Optical Networks (ICTON'04), July 4–8, 2004, Wroclaw, Poland (invited). Paper Mo.A.4
  94. Poulton, C. G.; Koos, C.; Freude, W.; Fujii, M.: 'Attenuation of optical strip waveguides with rough sidewalls', 29th Intern. Conf. on Infrared and Millimeter Waves and 12th International Conference on Terahertz Electronics (IRMMW/THz'04), Karlsruhe, Germany, 27.09.–01.10.2004
  95. Poulton, C.; Müller, M.; Freude, W.: 'Sidewall perturbations in photonic crystals', URSI – Kleinheubacher Tagung, Miltenberg, 27.09.–01.10.2004
  96. Freude, W.; Brosi, J.; Glöckler, F.; Koos, C.; Poulton, C.; Wang, J.; Fujii, M.: 'High-index optical waveguiding structures,' Optical Society of America Annual Meeting (OSA'04): Frontiers in Optics (FiO'04), Rochester (NY), USA, October 10–14, 2004 (invited). Paper FTuS1
  97. Poulton, C.; Freude, W.: 'Rough Nanostrip Waveguides.' European Cooperation in the Field of Scientific and Technical Research (COST), Joint COST P11 / 288 Workshop and WG Meeting, October 17–20, 2004, Rome
  98. Poulton, C.; Freude, W.: 'The effects of sidewall deformations in photonic crystal devices.' European Cooperation in the Field of Scientific and Technical Research (COST), Joint COST P11 / 288 Workshop and WG Meeting, October 17–20, 2004, Rome
  99. Poulton, C. G.; Koos,  C.; Müller, M.; Glöckler, F.; Wang, J.; Fujii, M.; Leuthold, J.; Freude, W.: 'Sidewall roughness and deformations in high index-contrast waveguides and photonic crystals', The 17th Annual Meeting of the IEEE Lasers and Electro-Optics Society (LEOS 2004), Puerto Rico, USA, November 7–11, 2004
  100. Kremp, T.; Freude, W.: 'DWDM transmission optimization in nonlinear optical fibres with a fast split-step wavelet collocation method', 7th Intern. Conf. on Optoelectronics, Fiber Optics & Photonics (Photonics 2004), Kochi, India, December 9–11, 2004 (invited)
  101. Freude, W.; Poulton, C.; Brosi, J.; Koos, C.; Glöckler, F.; Wang, J.; Fujii, M.: 'Integrated optical waveguide devices: Design, modeling and fabrication', 16th Asia Pacific Microwave Conference (APMC’04), New Delhi, India, December 15–18, 2004 (invited)
  102. Freude, W.; Poulton, C.; Brosi, J.; Koos, C.; Fujii, M.: 'Nanophotonic high-index waveguides', Seminar on Recent Advances in Optics and Photonics, Physics Department IIT Delhi and Delhi Section of the OSA, December 20–21, 2004 (invited)

    2005
  103. Brosi, J.; Poulton, C.; Freude; W.: 'Microwave modelling of disorder in photonic crystal slab waveguides', Frühjahrstagung der Deutschen Physikalischen Gesellschaft, Berlin, 04.–09.03.2005
  104. Freude, W.: 'Nanophotonische Wellenleiterstrukturen mit hohem Brechzahlkontrast,' Hochfrequenztechnisches Seminar, Lehrstuhl für Hochfrequenztechnik, Technische Universität München, 12.05.2005
  105. Freude, W.; Poulton, C.; Koos, C.; Brosi, J.; Fujii, M.; Müller, M.; Leuthold, J.; Pfrang, A.; Schimmel, Th.: 'Nano-optical waveguide devices with random deformations and nonlinearities', 3rd Intern. Conf. on Materials for Advanced Technologies (ICMAT'05), Symposium F: Nano-Optics and Microsystems, Singapore, July 3–8, 2005 (invited)
  106. Maitra, A.; Wang, J.; Hügel, O.; Poulton, C.; Leuthold, J.; Freude, W.: 'All-optical flip-flop based on an active stopband-tapered DFB structure,' OSA Topical Meeting on Optical Amplifiers and Their Applications (OAA'05), Budapest, Hungary, 7–10 August 2005, Paper WD3
  107. Leuthold, J.; Freude, W.; Böttger, G.; Wang, J.; Vorreau, P.; Marculescu, A.: 'Trends in the field of all-optical wavelength conversion and regeneration for communication up to 160 Gb/s', 31th European Conf. Opt. Commun. (ECOC'05), Glasgow, September 25–29, 2005, Paper Tu3.3.6 (invited)
  108. Ramalimgam, R.; Nyilas, A.; Süßer, F.; Weiss, K.; Freude, W.; Gunther, K.; Narayankhedkar, P.: 'Fibre Bragg gratings for sensing temperature and atress in superconducting coils', 19th Intern. Conf. on Magnet Technology, Genova, September 18–23, 2005
  109. Poulton, C.; Koos, C.; Fujii, M.; Pfrang, A.; Schimmel, Th.; Leuthold, J.; Freude, W.: 'Roughness in high index-contrast waveguides', European Cooperation in the Field of Scientific and Technical Research (COST), COST P11 Workshop and WG Meeting, Twente, October 2–4, 2005
  110. Maitra, A.; Wang, J.; Hügel, O.; Poulton, C. G.; Leuthold, J.; Freude, W.: 'Isolators and switches based on a nonlinear Bragg grating', European Cooperation in the Field of Scientific and Technical Research (COST), COST P11 Workshop and WG Meeting, Twente, October 2–4, 2005
  111. Pfeiffer, Th.; Hehmann, J.; Schmuck, H.; Freude, W.; Vandewege, J.; Yanagisawa, H.: 'Monitoring and protecting the optical layer in FTTH networks', FTTH Conference & Expo, Las Vegas (NV), USA, October 3–6, 2005
  112. Leuthold, J.; Freude, W.; Böttger, G.; Vorreau, P.; Marculescu, A.; Wang, J.: 'Transparent networks and the role of SAO based all-optical wavelength converters and signal regenerators', Proc. SPIE Asia-Pacific Optical Communications (APOC'05), Shanghai, China, November 6–10, 2005. Paper 6021-95 (invited)
  113. Leuthold, J.; Freude, W.; Böttger, G.; Wang, J.; Vorreau, P.; Marculescu, A.: 'Trends in the field of all-optical wavelength conversion and regeneration', Workshop on Optical Transmission and Equalization (WOTE'05), Shanghai Jiao Tong University, Shanghai, China, November 11, 2005. Paper C4 (invited)
  114. Sartorius, B.; Bornholdt, C.; Slovak, J.; Schlak, M.; Schmidt, Ch.; Marculescu, A.; Vorreau, P.; Tsadka, S.; Freude, W.; Leuthold, J.: 'All-optical DPSK wavelength converter based on MZI with integrated SOAs and phase shifters',  Optical Fiber Communication Conference (OFC'06), Anaheim (CA), USA, 05.–10.03.2006. Paper OWS6 

    2006
  115. Freude, W.; Poulton, C. G.; Koos, C.; Brosi, J.; Fujii, M.; Pfrang, A.; Schimmel, Th.; Müller, M.; Leuthold, J.: 'Nanostrip and photonic crystal waveguides: The modelling of imperfections', 15th International Workshop on Optical Waveguide Theory and Numerical Modelling (OWTNM'06), Varese, Italy, April 20–21, 2006 (invited)
  116. Fujii, M.; Koos, C.; Poulton, C.; Leuthold, J.; Freude, W.: FDTD modelling and experimental verification of FWM in semiconductor micro-resonators', 15th International Workshop on Optical Waveguide Theory and Numerical Modelling (OWTNM'06), Varese, Italy, April 20–21, 2006
  117. Freude, W.; Brosi, J.: 'Finite-difference time-domain and beam propagation methods for Maxwell’s equations', 4-hours lecture with hands-on demonstrations given as part of the COST P11 Training School "Modelling and Simulation Techniques for Linear, Nonlinear and Active Photonic Crystals", University of Nottingham, UK, June 19–22, 2006
    The full text of the lecture is available: Download
    The full text of the demonstrations is available: Download
  118. Freude, W.; Maitra, A.; Wang, J. Koos, Ch.; Poulton, C.; Fujii, M.; Leuthold, J.: 'All-optical signal processing with nonlinear resonant devices', 8th Intern. Conf. on Transparent Optical Networks (ICTON'06), June 18–22, 2006, Nottingham, UK. Paper We.D2.1 (invited)
  119. Leuthold, J.; Freude, W.; Böttger, G.; Wang, J.; Marculescu, A.; Vorreau, P.; Bonk, R.: 'All-optical regeneration', 8th Intern. Conf. on Transparent Optical Networks (ICTON'06), June 18–22, 2006, Nottingham, UK. Paper Mo.C1.1 (invited)
  120. Wang, J.; Poulton, C. G.; Maitra, A.; Cabot, S.; Jaques, J.; Freude, W.; Leuthold, J.: 'Dynamics of linewidth-enhancement factor in semiconductor optical amplifiers', OSA Topical Meeting on Optical Amplifiers and Their Applications (OAA'06), Whistler, Canada, 25–28 June 2006. Paper OTuC3
  121. Brosi, J.-M.; Freude, W.; Leuthold, J.; Petrov, A. Yu.; Eich, M.: 'Broadband Slow Light in a Photonic Crystal Line Defect Waveguide', OSA Topical Meeting on Slow and Fast Light (SL'06), Washington (DC), USA, 23–26 July 2006. Paper MD6
  122. Leuthold, J.; Freude, W.; Vorreau, P.; Marculescu, A.; Wang, J.; Böttger, G.: 'All-optical signal processing for phase-sensitive modulation formats', Asia-Pacific Optical Communications (APOC'06), Gwangju, Korea, September 3–7, 2006. Paper APOC 03 (invited tutorial)
  123. Fujii, M.; Koos, C.; Poulton, C.; Leuthold, J.; Freude, W.: 'Nonlinear FDTD analysis and experiment of FWM in InGaAsP-InP optical microresonator', Proc. 5th Int. Conf. on Numerical Simulation of Semiconductor Optoelectronic Devices (NUSOD'06), Sept. 2006. Paper
  124. Koos, C.; Poulton, C.; Jacome, L.; Zimmermann, L.; Leuthold, J.; Freude, W.: 'Ideal trajectory for ultracompact low-loss waveguide bends', 32th European Conf. Opt. Commun. (ECOC'06), Cannes, France, September 24–28, 2006. Paper Tu1.4.6
  125. Klamouris, C.; Böttger, G.; Hübner, M.; Dreschmann, M.; Paulsson, K.; Bett, A. W.; Kueng, T.; Becker, J.; Freude, W.; Leuthold, J.: "Optically powered platform with Mb/s transmission over a single fiber', 32th European Conf. Opt. Commun. (ECOC'06), Cannes, France, September 24–28, 2006. Paper We3.P.170
  126. Freude, W.; Leuthold, J.; Vorreau, P.; Marculescu, A.; Wang, J.; Böttger, G.: 'All-optical processing of novel modulation formats using semiconductor optical amplifiers', Optical Society of America Annual Meeting (OSA'06): Frontiers in Optics (FiO'06), Rochester (NY), USA, October 08–12, 2006. Paper FTuV1 (invited tutorial)
    The full text of this tutorial is available: (10,599,709 bytes)
  127. Wang J.; Jiao Y.; Bonk R.; Freude W.; Leuthold J.: 'Regenerative properties of bulk and quantum dot SOA based all-optical Mach-Zehnder interferometer DPSK wavelength converters', Intern. Conf. on Photonics in Switching (PS'06), Herakleion (Crete), Greece, October 16–18, 2006. Paper O4.5
  128. Freude, W.; Leuthold, J.: 'Broadband slow light in a photonic crystal line defect waveguide'. Photonics BW, 17. Treffen der AG „Optische Kommunikation”, Ulm 20.10.2006
    The full text of this talk is available: (3,144,189 bytes)
  129. Böttger, G; Hübner, M.; Dreschmann, M.; Klamouris, C.; Paulsson, K.; Kueng, T.; Bett, A. W.; Becker, J.; Freude, W.; Leuthold, J.: 'Optically powered video camera network', 13. VDE-ITG-Fachtagung Kommunikationskabelnetze, Köln, 12.–13.12. 2006, ITG-Fachbericht 197 (2006) 123–124
  130. Freude, W.: 'Adaptive equalization with time lenses', Seminar des Instituts für Hochfrequenztechnik und Quantenelektronik, Universität Karlsruhe, 13.12.2006
    The full text of this talk is available: (1,874,827 bytes)
  131. Maitra, A.; Wang, J.; Leuthold, J.; Freude, W.: 'Isolator behaviour of asymmetric λ/4 phase-shifted structure’. 8th Intern. Conf. on Optoelectronics, Fiber Optics & Photonics (Photonics 2006), Hyderabad, India, December 13–16, 2006. Paper IOD17

    2007
  132. Wang, J.; Maitra, A.; Freude, W.; Leuthold, J.: '100 Gbit/s all-optical wavelength conversion with an SOA and a delay-interferometer', Workshop der ITG Fachgruppe 5.3.1 Modellierung photonischer Komponenten und Systeme, Technische Universität, München, 12.–13.02.2007
  133. Freude, W.; Fujii, M.; Koos, C.; Brosi, J.; Maitra, A.; Poulton, C. G.: Wang, J.; Leuthold, J.: 'Wavelet FDTD methods and applications in nano-photonics', 386th WE Heraeus Seminar 'Computational Nano-Photonics', Bad Honnef, 25.–28.02.2007 (invited)
    An extended version of this talk is available: (14,180,603 bytes)
  134. Böttger, G.; Brosi, J.-M.; Maitra, A.; Wang, J.; Petrov, A. Y.; Eich, M.; Leuthold, J.; Freude, W.: 'Broadband slow light and nonlinear switching devices', Progress in Electromagnetics Research Symposium 2007 (PIERS 2007), Beijing, China, 26.–30.03.2007 (invited)
  135. Fujii, M.; Takashima, T.; Maitra, A.; Leuthold, J.; Freude, W.; Poulton, C.: 'Nonreciprocal Transmission and Low-Threshold Bistability in Strongly Modulated Asymmetric Nonlinear WBGs', Conf.  on Lasers and Electro-Optics (CLEO/IQEC 2007), Baltimore (MD), May 06–11, 2007. Session CThFF - Spatial Nonlinear Effect, Paper CThFF5
  136. Koos, C.; Vallaitis, T.; Bolles, B.-A.; Bonk, R.; Freude, W.; Laemmlin, M.; Meuer, C.; Bimberg, D.; Ellis, A.; Leuthold, J.: 'Gain and phase dynamics in an InAs/GaAs quantum dot amplifier at 1300 nm', Conference on Lasers and Electro-Optics Europe (CLEO-Europe/IQEC 2007), International Congress Centre Munich, Germany, 17.–22.06.2007. Topic: Optical Technologies for Lightwave Communications and Networks. Session: Advanced Communication Devices. Paper CI3-1TUE
  137. Shulika, O; Freude, W.; Leuthold, J.: 'Two-dimensional simulation of semiconductor lasers and semiconductor optical amplifiers using ATLAS', Proc. Int. Workshop on Optoelectronic Physics and Technology (OPT '07), June 20–22, 2007, Kharkiv, Ukraine
  138. Freude, W.; Koos, C.; Poulton, C. G.; Fujii, M.; Leuthold, J.: 'Minimizing roughness loss for ultra-compactly bent high index-contrast waveguides', 9th Intern. Conf. on Transparent Optical Networks (ICTON'07), July 1–5, 2007, Rome, Italy.  Paper We.C2.1, vol. II, pp. 184–187 (invited)
  139. Sygletos, S.; Spyropoulou, M.; Vorreau, P.; Bonk, R.; Tomkos, I.; Freude, W.; Leuthold, J.: 'Multi-wavelength regenerative amplification based on quantum-dot semiconductor optical amplifiers', Proc. 9th Intern. Conf. on Transparent Optical Networks (ICTON'07), July 1–5, 2007, Rome, Italy. Paper We.D2.5, vol. II, pp. 234–237 (invited)
  140. Leuthold, J.; Wang, J.; Vallaitis, T.; Koos, Ch.; Bonk, R.; Marculescu, A.; Vorreau, P.; Sygletos, S.; W. Freude: 'New approaches to perform all-optical signal regeneration', Proc. 9th Intern. Conf. on Transparent Optical Networks (ICTON'07), July 1–5, 2007, Rome, Italy. Paper We.D2.1, vol. II, pp. 222–225 (invited)
  141. Pina, J. F.; da Silva, H. J. A.; Monteiro, P. N.; Wang, J.; Freude, W.; Leuthold, J.: 'Cross-gain modulation-based 2R regenerator using quantum-dot semiconductor optical amplifiers at 160 Gbit/s', Proc. 9th Intern. Conf. on Transparent Optical Networks (ICTON'07), July 1–5, 2007, Rome, Italy. Paper Tu.A1.8, vol. I, pp. 106–109
  142. Pina, J. F.; da Silva, H. J. A.; Monteiro, P. N.; Wang, J.; Freude, W.; Leuthold, J.: 'Performance evaluation of wavelength conversion at 160 Gbit/s using XGM in quantum-dot semiconductor optical amplifiers in MZI configuration', Photonics in Switching (PS'07), Aug. 19–22, 2007, Paper TuP10 
  143. Maitra, A.; Wang, J.; Leuthold, J.; Freude, W.: 'High extinction ratio switching using two-photon absorption in a silicon waveguide resonator,' OSA Topical Meeting on Nonlinear Photonics (NP'07), Quebec City, Quebec, Canada, 2–6 September 2007, Paper JWA9
  144. Koos, C.; Jacome, L.; Poulton, C.; Leuthold, J.; Freude, W.: 'Nonlinear high index-contrast waveguides with optimum geometry,' OSA Topical Meeting on Nonlinear Photonics (NP'07), Quebec City, Quebec, Canada, 2–6 September 2007, Paper JWA2
  145. Wang, J.; Maitra, A.; Freude, W.; Leuthold, J.: 'Regenerative properties of interferometric cross-gain and cross-phase modulation DPSK wavelength converters,' OSA Topical Meeting on Nonlinear Photonics (NP'07), Quebec City, Quebec, Canada, 2–6 September 2007, Paper NTuB2
  146. Böttger, G.; Dreschmann, M.; Röger, M.; Hübner, M.; Klamouris, C.; Bett, A. W.; Kueng, T.; Becker, J.; Freude, W.; Leuthold, J.: 'Optically powered video camera link,' 33th European Conf. Opt. Commun. (ECOC'07), Berlin, Germany, September 16–20, 2007. Paper 09.6.3
  147. Koos, C.; Brosi, J.; Waldow, M.; Freude, W.; Leuthold, J.: 'Silicon-on-insulator modulators for next-generation 100 Gbit/s-Ethernet,' 33th European Conf. Opt. Commun. (ECOC'07), Berlin, Germany, September 16–20, 2007. Paper P056
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  148. Marculescu, A.; Wang, J.; Li, J.; Vorreau, P.; Zadok, S.; Ben Ezra, S.; Tsadka, S.; Freude, W.; Leuthold, J.: 'Pattern effect removal technique for semiconductor optical amplifier-based wavelength conversion,' 33rd European Conf. Opt. Commun. (ECOC'07), Berlin, Germany, September 16–20, 2007. Paper 03.4.6
  149. Vallaitis, T.; Koos, C.; Bolles, B.-A.; Bonk, R.; Freude, W.; Laemmlin, M.; Meuer, C.; Bimberg, D.; Leuthold, J.: 'Quantum dot semiconductor optical amplifier at 1.3 μm for ultra-fast cross-gain modulation,' 33rd European Conf. Opt. Commun. (ECOC'07), Berlin, Germany, September 16–20, 2007. Paper 08.6.5
  150. Böttger, G.; Dreschmann, M.; Klamouris, C.; Hübner, M.; Röger, M,; Kueng, T.; Becker, J.; Freude, W.; Leuthold, J.; Bett, A. W.: 'Optically powered video camera link', Optical Society of America Annual Meeting (OSA'07), San Jose (CA), USA, September 16–20, 2007. Paper SME3 (invited)
  151. Wang, J.; Maitra, A.; Freude, W.; Leuthold, J.: 'Ultra-fast optical processing with chirping semiconductor optical amplifiers', Proc. SPIE Asia-Pacific Optical Communications (APOC'07), Wuhan, China, November 1–5, 2007. Paper 6782-6

    2008
  152. Leuthold, J.; Freude, W.: 'High-speed silicon photonics modulators,' Proc. 7th workshop of the Centre for Ultrahigh bandwidth Devices for Optical Systems (CUDOS'08), Sydney, Australia, Feb 2008
  153. Bonk, R.; Vorreau, P.; Sygletos, S.; Vallaitis, T.; Wang, J.; Freude, W.; Brenot, R.; Lelarge, F.; Duan, G. H.; Meuer, C.; Liebich, S.; Laemmlin, M.; Bimberg, D.; Leuthold, J.: 'An interferometric configuration for performing cross-gain modulation with improved signal quality,' Optical Fiber Communication Conference (OFC'08), San Diego (CA), USA, 24.–28.02.2008. Paper JWA70
  154. Koos, C.; Vorreau, P.; Dumon, P.; Baets, R.; Esembeson, B.; Biaggio, I.; Michinobu, T.; Diederich, F.; Freude, W.; Leuthold, J.: ''Highly-nonlinear silicon photonics slot waveguide,' Optical Fiber Communication Conference (OFC'08), San Diego (CA), USA, 24.–28.02.2008. Postdeadline Paper PDP25
  155. Freude, W.; Brosi, J.-M.; Koos, C.; Vorreau, P.; Andreani, L. C.; Dumon, P.; Baets, R.; Esembeson, B.; Biaggio, I.; Michinobu, T.; Diederich, F.; Leuthold, J.: 'Silicon photonics meets nonlinear organic materials,' European Cooperation in the Field of Scientific and Technical Research (COST), Proc. COST-MP0702 Workshop and WG Meeting, Warsaw, Poland, April 28–29, 2008. Paper P2.3.1, pp. 60–62
  156. Brosi, J.-M.; Koos, Ch.; Andreani, L. C.; Waldow, M.; Leuthold, J.; Freude, W.: 'High-speed low-voltage electro-optic modulator with a polymer-infiltrated silicon photonic crystal waveguide,' Workshop der ITG Fachgruppe 5.3.1 Modellierung photonischer Komponenten und Systeme, Universität Kiel, 12.–13.06.2008
  157. Freude, W.; Brosi, J.-M.; Koos, C.; Vorreau, P.; Andreani, L. C.; Dumon, P.; Baets, R.; Esembeson, B.; Biaggio, I.; Michinobu, T.; Diederich, F.; Leuthold, J.: 'Silicon-organic hybrid (SOH) devices for nonlinear optical signal processing,' Proc. 10th Intern. Conf. on Transparent Optical Networks (ICTON'08), June 22–26, 2008, Athens, Greece.  Paper Tu.C2.1, vol. 2, pp. 84–87 (invited)
    The full text of this paper is available: Download
  158. Sygletos, S.; Bonk, R.; Vorreau, P.; Vallaitis, T.; Wang, J.; Freude, W.; Leuthold, J.; Meuer, C.; Bimberg, D.; Brenot, R.; Lelarge, F.; Duan, G.H.: 'A wavelength conversion scheme based on a quantum-dot semiconductor optical amplifier and a delay interferometer,'  Proc. 10th Intern. Conf. on Transparent Optical Networks (ICTON'08), June 22–26, 2008, Athens, Greece.  Paper We.B2.5, vol. 2, pp. 149–152 (invited)
  159. Leuthold, J.; Freude, W.; Sygletos, S.; Vorreau, P.; Bonk, R.; Hillerkuss, D.; Tomkos, I.; Tzanakaki, A.; Kouloumentas, C.; Richardson, D.J.; Petropoulos, P.; Parmigiani, F.; Ellis, A.; Cotter, D.; Ibrahim, S.; Weerasuriya, R.: 'An all-optical grooming switch to interconnect access and metro ring networks,' Proc. 10th Intern. Conf. on Transparent Optical Networks (ICTON'08), June 22–26, 2008, Athens, Greece. Paper We.C3.4, vol. 3, pp. 207–210 (invited)
  160. Vorreau, P.; Parmigiani, F.; Mukasa, K.; Ibsen, M.; Petropoulos, P.; Richardson, D.J.; Ellis, A.; Freude, W.; Leuthold, J.: 'TDM-to-WDM conversion from 130 Gbit/s to 3 × 43 Gbit/s using XPM in a NOLM switch,' Proc. 10th Intern. Conf. on Transparent Optical Networks (ICTON'08), June 22–26, 2008, Athens, Greece.  Postdeadline Paper Th.Pd.2, vol. 2, pp. 207–210 
  161. Bonk, R.; Sygletos, S.; Vorreau, P.; Vallaitis, T.; Wang, J.; Freude, W.; Leuthold, J.; Brenot, R.; Lelarge, F.; Duan, G.H.;: 'Performance analysis of an interferometric scheme for media with limited cross-phase modulation nonlinearity,'  Proc. 6th Intern. Symp. on Communication Systems, Networks and Digital Signal Processing ( CNSDSP'08), July 25–25, 2008, Graz, Austria, pp. 487– 491
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  162. Brosi, J.-M.; Koos, C.; Andreani, L. C.: Dumon, P.; Baets, R.; Leuthold, J.; Freude, W.: '100 Gbit/s / 1 V optical modulator with slotted slow-light polymer-infiltrated silicon photonic crystal', OSA Topical Meeting on Slow and Fast Light (SL'08), Boston (MA), USA, 13–16 July 2008. Paper SWC3
  163. Leuthold, J.; Freude, W.; Alloatti, L.: '100 Gb/s silicon organic hybrid (SOH) devices,' Workshop on Tunable and Active Silicon Photonics, DFG-Forschergruppe 'Aktive und abstimmbare mikrophotonische Systeme auf der Basis von Silicon-On-Insulator', Hamburg, Germany, Sept. 2008
  164. Vorreau, P.; Kouloumentas, Ch.; Provost, L.; Tomkos, I.; Freude, W.; Leuthold, J.: 'Simultaneous processing of 43 Gb/s WDM channels by a fiber-based dispersion-managed 2R regenerator,' 34th European Conf. Opt. Commun. (ECOC'08), Sept 21–25, 2008, Brussels, Belgium. Paper Th.1.B.3
  165. Vallaitis, T.; Koos, C.; Esembeson, B.; Biaggio, I.; Michinobu, T.; Diederich, F.; Dumon, P.; Baets, R.; Freude, W.; Leuthold, J.: 'Highly nonlinear silicon photonics slot waveguides without free carrier absorption related speed-limitations,' 34th European Conf. Opt. Commun. (ECOC'08), Sept 21–25, 2008, Brussels, Belgium. Paper Th.2.D.6
  166. Bonk, R.; Meuer, C.; Vallaitis, T.; Sygletos, S.; Vorreau, P.; Ben-Ezra, S.; Tsadka, S.; Kovsh, A. R.; Krestnikov, I. L.; Laemmlin, M.; Bimberg, D.; Freude, W.; Leuthold, J.: 'Single and multiple channel operation dynamics of linear quantum-dot semiconductor optical amplifier,' 34th European Conf. Opt. Commun. (ECOC'08), Sept 21–25, 2008, Brussels, Belgium. Paper Th.1.C.2
  167. Wang, J.; Marculescu, A.; Li ,J.; Zhang, Z.; Freude, W.; Leuthold, J.: 'All-optical vestigial-sideband signal generation and pattern effect mitigation with an SOA based red-shift optical filter wavelength converter,' 34th European Conf. Opt. Commun. (ECOC'08), Sept 21–25, 2008, Brussels, Belgium. Paper We.2.C.6
  168. Vorreau, P.; Hillerkuss, D.; Parmigiani, F.; Sygletos, S.; Bonk, R.; Petropoulos, P.; Richardson, D.; Zarris, G.; Simeonidou, D.; Klonidis, D.; Tomkos, I.; Weerasuriya, R.; Ibrahim, S.; Ellis, A.; Morais, R.; Monteiro, R.; Ben Ezra, S.; Tsadka, S.; Freude, W.; Leuthold J.: '2R/3R optical grooming switch with time-slot interchange,' 34th European Conf. Opt. Commun. (ECOC'08), Sept 21–25, 2008, Brussels, Belgium. Postdeadline Paper Th.3.F.4
  169. Leuthold, J.; Freude, W.; Becker, J.; Roeger, M.; Hoh, M.; Boettger, G.; Hübner, M.; Hehmann, J.; Pfeiffer, Th.: 'Optically Powered Networks', Optical Society of America Annual Meeting (OSA'08), Rochester (NY), USA, October 19–23, 2008. Paper JWC2 (invited)
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  170. Koos, C.; Brosi, J.-M. ; Vorreau, P.; Vallaitis, T.; Dumon, P.; Baets, R.; Esembeson, B.; Biaggio, I.; Michinobu, T.; Diederich, T.; Freude, W.; Leuthold, J.: 'Silicon-organic hybrid (SOH) devices for optical signal processing', Optical Society of America Annual Meeting (OSA'08), Rochester (NY), USA, October 19–23, 2008. Paper FMG6 (invited)
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  171. Li, J.; Wang, J.; Marculescu, A.; Vorreau, P.; Zhang, Z.; Freude, W.; Leuthold, J.: 'All-Optical SOA-based wavelength converter assisted by optical filters with wide operation wavelength and large dynamic input power range,' Proc. Asia-Pacific Optical Communications (APOC'08), Hangzhou, China, Oct 26-30, 2008. Paper 7135-82
  172. Freude, W.: 'An easy introduction to plasmonics,' Seminar of the Institute of Photonics and Quantum Electronics, University of Karlsruhe, December 17, 2008
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  173. Freude, W.; Koos, C.; Brosi, J.-M.; Vorreau, P.; Dumon, P.; Baets, R.; Esembeson, B.; Biaggio, I.; Michinobu, T.; Diederich, F.; Leuthold, J.: Silicon photonics: The impact of silicon-organic hybrid systems,' 9th Intern. Conf. on Fiber Optics & Photonics (Photonics'08), New Delhi, India, December 13–17, 2008. (invited)

    2009
  174. Petropoulos, P.; Provost, L.; Parmigiani,  F.; Kouloumentas, Ch.; Finot, C.; Mukasa, K.; Vorreau, P.; Tomkos, I.; Sygletos, S.: Freude, W.; Leuthold, J.; Ellis, A. D.;  Richardson, D. J.: 'Simultaneous 2R regeneration of WDM signals in a single optical fibre,' IEEE/LEOS Winter Topicals Meeting, Innsbruck, Austria, January 12–14, 2009. Paper WC2.2 (invited)
     The full text of this paper is available: Download
  175. Freude, W.; Brosi, J.-M; Leuthold, J.: 'Photonic crystals: Properties, modeling, and applications,' Schottky-Seminar, Walter-Schottky-Institut, Technische Universität München, 27.01.2009
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  176. Freude, W.: Report on 'Optical isolation by indirect interband photonic transitions (Z. Yu, S. Fan, Nature Photon. 3 (2009)),' Seminar of the Institute of Photonics and Quantum Electronics, University of Karlsruhe, February 04, 2009
  177. Freude, W.: 'Orthogonal frequency division multiplexing (OFDM). Part 1,' Seminar of the Institute of Photonics and Quantum Electronics, University of Karlsruhe, February 11, 2009
  178. Lindenmann, N.; Vallaitis, T.; Bonk, R.; Koos, C.; Freude, W.; Leuthold, J.: 'Amplitude and phase dynamics in silicon compatible waveguides with highest Kerr-nonlinearities,' AMOP Spring Meeting, Deutsche Physikalische Gesellschaft, DPG Quantum Optics and Photonics Section, Hamburg, 02.–06.03.2009. Paper Q 57.4
  179. Freude, W.: 'Orthogonal frequency division multiplexing (OFDM). Part 2,' Seminar of the Institute of Photonics and Quantum Electronics, University of Karlsruhe, March 03, 2009
  180. Vallaitis, T.; Heine, C.; Bonk, R.; Freude, W.; Leuthold, J.; Koos, C.; Esembeson, B.; Biaggio, I.; Michinobu, T.; Diederich, F.; Dumon, P.; Baets, R.: 'All-optical wavelength conversion at 42.7 Gbit/s in a 4 mm long silicon-organic hybrid waveguide,' Optical Fiber Communication Conference (OFC'09), San Diego (CA), USA, 22.–26.03.2009. Paper OWS3
  181. Marculescu, A.; Sygletos, S.; Li, J.; Karki, D.; Hillerkuß, D.; Ben-Ezra, S.; Tsadka, S.; Freude, W.; Leuthold, J.: 'RZ to CSRZ format and wavelength conversion with regenerative properties,' Optical Fiber Communication Conference (OFC'09), San Diego (CA), USA, 22.–26.03.2009. Paper OThS1
  182. Parmigiani, F.; Vorreau, P.; Provost, L. A.; Mukasa, K.; Takahashi, M.; Tadakuma, M.; Petropoulos, P.; Richardson, D. J.; Freude, W.; Leuthold, J.: '2R regeneration of two 130 Gbit/s channels within a single fiber,' Optical Fiber Communication Conference (OFC'09), San Diego (CA), USA, 22.–26.03.2009. Paper JThA56
  183. Bonk, R.; Brenot, R.; Meuer, C.; Vallaitis, T.; Tussupov, A.; Rode, J. C.; Sygletos, S.; Vorreau, P.; Lelarge, F.; Duan, G.-H.; Krimmel, H.-G.; Pfeiffer, T.; Bimberg, D.; Freude, W.; Leuthold, J.: '1.3/1.5 µm QD-SOAs for WDM/TDM GPON with extended reach and large upstream/downstream dynamic range,' Optical Fiber Communication Conference (OFC'09), San Diego (CA), USA, 22.–26.03.2009. Paper OWQ1
  184. Zarris, G.; Parmigiani, F.; Hugues-Salas, E.; Weerasuriya, R.; Hillerkuss, D.; Amaya Gonzalez, N.; Spyropoulou, M.; Vorreau, P.; Morais, R.; Ibrahim, S. K.; Klonidis, D.; Petropoulos, P.; Ellis, A. D.; Monteiro, P.; Tzanakaki, A.; Richardson, D.; Tomkos, I.; Bonk,  R.; Freude, W.; Leuthold, J.; Simeonidou, D.: 'Field trial of WDM-OTDM transmultiplexing employing photonic switch fabric-based buffer-less bit-interleaved data grooming and all-optical regeneration,'  Optical Fiber Communication Conference (OFC'09), San Diego (CA), USA, 22.–26.03.2009. Postdeadline Paper PDPC10
  185. Freude, W.: 'An easy introduction to plasmonics,' Photonics BW, Stuttgart 03.04.2009
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  186. Freude, W.; Koos, C.; Brosi, J.-M.; Vorreau, P.; Dumon, P.; Baets, R.; Esembeson, B.; Biaggio, I.; Michinobu, T.; Diederich, F.; Leuthold, J.: 'Silicon-organic hybrid photonics,' Seminar Photonics RoadMap for SMEs (FP7 Project PhotonicRoadSME), Oulu, Finland, May 07, 2009 (invited)
  187. Röger, M.; Hoh, M.; Hehmann, J.; Pfeiffer, T.; Hübner, M.; Becker, J.; Leuthold, J.; Freude, W.: 'Low-energy demarcation device for monitoring FTTx networks', 10. VDE-ITG-Fachtagung Photonische Netze, Deutsche Telekom Hochschule für Telekommunikation, Leipzig, 04.–05.05.2009
  188. Bonk, R.; Sygletos, S.; Brenot, R.; Vallaitis, T.; Marculescu, A.; Vorreau, P.; Li J.; Freude, W.; Lelarge, F.; Duan, G.-H.; Leuthold, J.: 'Optimum filter for wavelength conversion with QD-SOA,' Conf. on Lasers and Electro-Optics (CLEO/IQEC 2009), Baltimore (Maryland), USA, May 31–June 05, 2009. Paper CMC6
  189. Biaggio, I.; Scimeca, M. L.; Esembeson, B.; Michinobu, T.; Diederich, F.; Koos, C.; Freude, W.; Leuthold, J.: 'Vapor deposited small molecules as an organic nonlinear optical cladding for silicon on insulator technology,' Conf. on Lasers and Electro-Optics (CLEO/IQEC 2009), Baltimore (Maryland), USA, May 31–June 05, 2009. Paper CFQ3 
  190. Freude, W.; Röger, M.; Dreschmann, M.; Huebner, M.; Bett, A. W.; Becker, J.; Leuthold, J.: 'An optically powered fibre network for heterogeneous subscribers,' 11th Intern. Conf. on Transparent Optical Networks (ICTON'09), June 28–July 2, 2009, Ponta Delgada, Island of São Miguel, Portugal.  Paper Mo.B2.1 (invited)
  191. Sygletos, S.; Bonk, R.; Vallaitis, T.; Marculescu, A.; Vorreau, P.; Li, J.; Brenot, R.; Lelarge, F.; Duan, G. H.; Freude, W.; Leuthold, J.: 'Optimum filtering schemes for performing wavelength conversion with QD-SOA,' Proc. 11th Intern. Conf. on Transparent Optical Networks (ICTON'09), June 28–July 2, 2009, Ponta Delgada, Island of São Miguel, Portugal. Paper Mo.C1.3 (invited)
  192. Leuthold, J.; Bonk, R.; Vorreau, P.; Sygletos, S.; Hillerkuss, D.; Freude, W.; Zarris, G.; Simeonidou, D.; Kouloumentas, C.; Spyropoulou, M.; Tomkos, I.; Parmigiani, F.; Petropoulos, P.; Richardson, D.J.; Weerasuriya, R.; Ibrahim, S.; Ellis, A.D.; Meuer, C.; Bimberg, D.; Morais, R.; Monteiro, P.; Ben Ezra, S.; Tsadka, S.: 'An all-optical grooming switch with regenerative capabilities,' Proc. 11th Intern. Conf. on Transparent Optical Networks (ICTON'09), June 28–July 2, 2009, Ponta Delgada, Island of São Miguel, Portugal. Paper We.A3.4 (invited)
  193. Leuthold J.; Freude W.: 'Silicon-organic hybrid (SOH) – A platform for high-speed communications,’ 4th International Symposium on Ultrafast Photonic Technology 2009 (ISUPT'09), Sendai, Japan, August 4–5, 2009 (invited)
  194. Vallaitis, T; Hillerkuss, D.; Li, J.-S.; Bonk, R.; Lindenmann, N.; Dumon, P.; Baets, R.; Scimeca, M. L.; Biaggio, I.; Diederich, F.; Koos, C.; Freude, W.; Leuthold, J.: 'All-optical wavelength conversion using cross-phase modulation at 42.7 Gbit/s in silicon-organic hybrid (SOH) waveguides,' Intern. Conf. on Photonics in Switching (PS'09), Pisa, Italy, September 15–19, 2009. Postdeadline Paper PDP3
  195. Leuthold J.; Freude W.; Koos, C.; Vallaitis, T.; Brosi, J.-M.; Bogatscher, S.; Dumon, P.; Baets, R.; Scimeca, M. L.; Biaggio, I.; Diederich, F.: 'Silicon organic hybrid - A platform for ultrafast optics,' 35th European Conf. Opt. Commun. (ECOC'09), September 20–24, 2009, Vienna, Austria. Paper 5.2.4 (invited)
  196. Li, J.; Worms, K.; Vorreau, P.; Hillerkuss, D.; Ludwig, A.; Maestle, R.; Schüle, S.; Hollenbach, U.; Mohr, J.; Freude, W.; Leuthold, J.: 'Optical vector signal analyzer based on differential direct detection,' The 22nd Annual Meeting of the IEEE Photonics Society (formerly: Lasers and Electro-Optics Society, LEOS 2009), Belek-Antalya, Turkey, October 4–8, 2009. Paper TuA4 (Best Paper Award)
  197. Freude, W.; Koos, C.; Vallaitis, T.; Brosi, J.-M.; Alloatti, L.; Bogatscher, S.; Dumon, P.; Baets, R.; Scimeca, M. L.; Biaggio, I.; Diederich, F.; Leuthold, J.: 'Silicon-organic hybrid (SOH) photonics for ultra-fast optical signal processing,' The 22nd Annual Meeting of the IEEE Photonics Society (formerly: Lasers and Electro-Optics Society, LEOS 2009), Belek-Antalya, Turkey, October 4–8, 2009. Paper WI 2 (invited)
  198. Freude, W.; Röger, M.; Hiba, B.; Hoh, M.; Dreschmann, M.; Hehmann, J.; Pfeiffer, T.; Huebner, M.; Bett, A. W.; Becker, J.; Leuthold, J.: 'Optically powered fibre networks,' 13th Biannual International Microwave and Optoelectronics Conference (IMOC'09),  November 03–06, 2009, Belém, Pará, Brazil. Session 'Optical Devices, Systems and Related Topics I', Paper 62423 (invited)

    2010
  199. Kapoor, A.; Sharma, E. K.; Freude, W.; Leuthold, J.: 'Investigation of the saturation characteristics of InGaAsP-InP bulk SOA,' SPIE Photonics West, San Francisco (CA), USA, January 23–28, 2010. Paper 7597-56
  200. Leuthold, J.; Bonk, R.; Vorreau, P.; Sygletos, S., Hillerkuss, D.; Freude, W.; Zarris, G.; Simeonidou, D.; Kouloumentas, C.; Spyropoulou, M.; Tomkos, I.; Parmigiani, F.; Petropoulos, P.; Richardson, D. J.; Weerasuriya, R.; Ibrahim, S.; Ellis, A. D.; Morais, R.; Monteiro, P.; Ben Ezra, S.; Tsadka, S.: 'All-optical grooming for 100 Gbit/s Ethernet,' SPIE Photonics West, San Francisco (CA), USA, January 23–28, 2010. Paper 7621-07 (invited)
  201. Freude, W. et al.: 'Optically powered fibre networks,' Winter College on Optics and Energy, The Abdus Salam International Centre for Theoretical Physics (ICTP), Trieste, Italy, February 9-19, 2010 (3 invited lectures, 180 min)
  202. Leuthold, J.; Bonk, R.; Vallaitis, T.; Marculescu, A.; Freude, W.; Meuer, C.; Bimberg, D.; Brenot, R.; Lelarge, F.; Duan, G.-H.: 'Linear and nonlinear semiconductor optical amplifiers,' Optical Fiber Communication Conference (OFC'10), San Diego (CA), USA, 21.–25.03.2010. Paper OThI3 (invited)
  203. Bonk, R.; Vallaitis, T.; Guetlein, J.; Hillerkuss, D.; Li, J.; Freude, W.; Leuthold, J.: 'Quantum dot SOA dynamic range improvement for phase modulated signals,' Optical Fiber Communication Conference (OFC'10), San Diego (CA), USA, 21.–25.03.2010. Paper OThK3
  204. Hillerkuss, D.; Marculescu, A.; Li, J.; Teschke, M.; Sigurdsson, G.; Worms, K.; Ben Ezra, S.; Narkiss, N.; Freude, W.; Leuthold, J.: 'Novel optical Fast Fourier transform scheme enabling real-time OFDM processing at 392 Gbit/s and beyond,' Optical Fiber Communication Conference (OFC'10), San Diego (CA), USA, 21.–25.03.2010. Paper OWW3
  205. Li, J.; Worms, K.; Hillerkuss, D.; Richter, B.; Maestle, R.; Freude, W.; Leuthold, J.: 'Tunable free space optical delay interferometer for demodulation of differential phase shift keying signals,' Optical Fiber Communication Conference (OFC'10), San Diego (CA), USA, 21.–25.03.2010. Paper JWA24
  206. Roeger, M.; Hiba, B.; Hoh, M.; Hehmann, J.; Pfeiffer, T.; Huebner, M.; Becker, J.; Leuthold, J.; Freude, W.: 'Optically powered low-energy demarcation device for monitoring FTTx networks,' Optical Fiber Communication Conference / National Fiber Optic Engineers Conference (OFC/NFOEC'10), San Diego (CA), USA, 21.–25.03.2010. Paper NWC4
  207. Vallaitis, T.; Bonk, R.; Guetlein, J.; Hillerkuss, D.; Li, J. Freude, W.; Leuthold, J.; Koos, C.; Scimeca, M. L.; Biaggio, I.; Diederich, F.; Breiten, B.; Dumon, P.; Baets, R.; 'All-optical wavelength conversion of 56 Gbit/s NRZ-DQPSK signals in silicon-organic hybrid strip waveguides,' Optical Fiber Communication Conference (OFC'10), San Diego (CA), USA, 21.–25.03.2010. Paper OTuN1
  208. Hillerkuss, D.; Schellinger, T.; Schmogrow, R.; Winter, M.; Vallaitis, T.; Bonk, R.; Marculescu, A.; Li, J.; Dreschmann, M.; Meyer, J.; Ben Ezra, S.; Narkiss, N.; Nebendahl, B.; Parmigiani, F.; Petropoulos, P.; Resan, B.; Weingarten, K.; Ellermeyer, T.; Lutz, J.; Möller, M.; Hübner, M.; Becker, J.; Koos, C.; Freude, W.; Leuthold, J.: 'Single source optical OFDM transmitter and optical FFT receiver demonstrated at line rates of 5.4 and 10.8 Tbit/s,' Optical Fiber Communication Conference (OFC'10), San Diego (CA), USA, 21.–25.03.2010. Postdeadline Paper PDPC1
  209. Freude, W.; Bonk, R.; Vallaitis, T.; Marculescu, A.; Kapoor, A.; Meuer, C.; Bimberg, D.; Brenot, R.; Lelarge, F.; Duan, G.-H.; Leuthold, J.: 'Semiconductor optical amplifiers (SOA) for linear and nonlinear applications,' DPG Spring Meeting, Deutsche Physikalische Gesellschaft, Regensburg, 21.–25.03.2010. Paper DS 296 7.2 (invited)
  210. Hillerkuss, D.; Winter, M.; Teschke, M.; Marculescu, A.; Li, J.; Sigurdsson, G.; Worms, K.; Freude, W.; Leuthold, J.: 'Low-complexity optical FFT scheme enabling Tbit/s all-optical OFDM communication,' 11. VDE-ITG-Fachtagung Photonische Netze, Deutsche Telekom Hochschule für Telekommunikation, Leipzig, 03.–04.05.2010
  211. Freude, W.; Vallaitis, T.; Koos, C.; Brosi, J.-M.; Alloatti, L.; Dumon, P.; Baets, R.; Scimeca, M. L.; Biaggio, I.; Breiten, B.; Diederich, F.; Leuthold, J.: 'Ultrafast silicon-organic hybrid (SOH) photonics,' Conf. on Lasers and Electro-Optics (CLEO/IQEC'10), San Jose (CA), May 16–21, 2010. Paper CThR1 (invited)
  212. Melikyan, A.; Vallaitis, T.; Lindenmann, N.; Schimmel, T.; Freude, W.; Leuthold, J.: 'A surface plasmon polariton absorption modulator,' Conf. on Lasers and Electro-Optics (CLEO/IQEC'10), San Jose (CA), May 16–21, 2010. Paper JThE77
  213. Freude, W.; Roeger, M.; Hehmann, J.; Pfeiffer, T.; Huebner, M.; Becker, J.; Koos, C.; Leuthold, J.: 'Energy-autarkic monitor for FTTx networks,' OSA Optics & Photonics Congress, Karlsruhe, Germany, June 21–24, 2010. Paper ATuC2 (invited)
  214. Hillerkuss, D.; Schmogrow, R.; Hübner, M.; Winter, M.; Nebendahl, B.; Becker, J.; Freude, W.; Leuthold, J.: 'Software-defined multi-format transmitter with real-time signal processing for up to 160 Gbit/s,' OSA Optics & Photonics Congress, Karlsruhe, Germany, June 21–24, 2010. Paper SPTuC4
  215. Vallaitis, T.; Bonk, R.; Guetlein, J.; Meuer, C.; Hillerkuss, D.; Freude, W.; Bimberg, D.; Leuthold, J.: 'Optimizing SOA for large input power dynamic range with respect to applications in extended GPON,' OSA Optics & Photonics Congress, Karlsruhe, Germany, June 21–24, 2010. Paper AThC4
  216. Li, J.; Worms, K.; Marculescu, A.; Hillerkuss, D.; Ben-Ezra, S.; Freude, W.; Leuthold, J.: 'Optical vector signal analyzer based on differential detection with inphase and quadrature phase control,' OSA Optics & Photonics Congress, Karlsruhe, Germany, June 21–24, 2010. Paper SPTuB3
  217. Spyropoulou, M.; Bonk, R.; Hillerkuss, D.; Pleros, N.; Vallaitis, T.; Freude, W.; Tomkos, I.; Leuthold, J.: 'Experimental investigation of multi-wavelength clock recovery based on a quantum-dot SOA at 40 Gb/s,' OSA Optics & Photonics Congress, Karlsruhe, Germany, June 21–24, 2010. Paper SPTuB4
  218. Freude, W.; Bonk, R.; Vallaitis, T.; Marculescu, A.; Kapoor, A.; Sharma, E.  K.; Meuer, C.; Bimberg, D.; Brenot, R.; Lelarge, F.; Duan, G.-H.; Leuthold, J.: 'Linear and nonlinear semiconductor optical amplifiers,' 12th Intern. Conf. on Transparent Optical Networks (ICTON'10), München, Germany, June 27–July 1, 2010. Paper We.D4.1 (invited)
  219. Leuthold, J.; Hillerkuss, D.; Winter, M.; Li, J.; Worms, K.; Koos, C.; Freude, W.; Ezra, S. B.; Narkiss, N.: 'Linear and nonlinear semiconductor optical amplifiers,' 12th Intern. Conf. on Transparent Optical Networks (ICTON'10), München, Germany, June 27–July 1, 2010. Paper Mo.D1.4 (invited)
  220. Freund, R.; Nölle, M.; Schmidt-Langhorst, C.; Ludwig, R.; Schubert, C.; Bosco, G.; Carena, A.; Poggiolini, P.; Oxenløwe, L.; Galili, M.; Mulvad, H.C.H.; Winter, M.; Hillerkuss, D.; Schmogrow, R.; Freude, W.; Leuthold, J.; Ellis, A. D.; Gunning, F. C. G.; Zhao, J.; Frascella, P.; Ibrahim, S. K.; Suibhne, N. M.: 'Single- and multi-carrier techniques to build up Tb/s per channel transmission systems,' 12th Intern. Conf. on Transparent Optical Networks (ICTON'10), München, Germany, June 27–July 1, 2010. Paper Tu.D1.4
  221. Freude, W.; Leuthold, J.; Alloatti, L.; Vallaitis, T.; Korn, D.; Palmer, R.; Koos, C.; Brosi, J.-M.; Dumon, P.; Baets, R.; Scimeca, M. L.; Biaggio, I.; Breiten, B.; Diederich, F.; Barklund, A.; Dinu, R.; Wieland, J.: '100 Gbit/s electro-optic modulator and 56 Gbit/s wavelength converter for DQPSK data in silicon-organic hybrid (SOH) technology,' IEEE Photonics Society (formerly: Lasers and Electro-Optics Society) Summer Topicals 2010 "Novel Waveguiding, Structures and Phenomena", Playa del Carmen, Riviera Maya, Mexico, July 19–21, 2010. Paper WB2.1 (invited)
  222. Leuthold, J.; Koos, C.; Freude, W.; Vallaitis, T.; Alloatti, L.; Korn, D.; Dumon, P.; Bogaerts, W.; Baets, R.; Biaggio, I.; Diederich, F.: 'All-optical signal processing with silicon-organic hybrid slot waveguides,' OSA Integrated Photonics Research, Silicon and Nano- Photonics (IPR), Monterey (CA), USA, July 25–28, 2010. Paper IWC1 (invited)
  223. Leuthold, J.; Winter, M.; Freude, W.; Koos, C.; Hillerkuss, D.; Schellinger, T.; Schmogrow, R.; Vallaitis, T.; Bonk, R.; Marculescu, A.; Li, J.; Dreschmann, M.; Meyer, J.; Huebner, M.; Becker, J.; Ben Ezra, S.; Narkiss, N.; Nebendahl, B.; Parmigiani, F.; Petropoulos, P.; Resan, B.; Oehler, A.; Weingarten, K.; Ellermeyer, T.; Lutz, J.; Möller, M.: 'All-optical FTT signal processing of a 10.8 Tb/s single channel OFDM signal,' OSA Photonics in Switching (PS'10), Monterey (CA), USA, July 25–28, 2010. Paper PWC1 (invited)
  224. Dreschmann, M.; Hübner, M.; Röger, M.; Sander, O.; Klamouris, C.; Becker, J.; Freude, W.; Leuthold, J.: 'Reconfigurable hardware for power-over-fiber applications,' 20th International Conference on Field Programmable Logic and Applications (FPL), Milano, Italy, Aug. 31–Sep. 2, 2010
  225. Alloatti, L.; Korn, D.; Hillerkuss, D.; Vallaitis, T.; Li, J.; Bonk, R.; Palmer, R.; Schellinger, T.; Barklund, A.; Dinu, R.; Wieland, J.; Fournier, M.; Fedeli, J.; Dumon, P.; Baets, R.; Koos, C.; Freude, W.; Leuthold, J.: '40 Gbit/s silicon-organic hybrid (SOH) phase modulator,' 36th European Conf. Opt. Commun. (ECOC'10), Torino, Italy, Sept 19–23, 2010. Paper Tu.5.C.4
  226. Koenig, S.; Pfeifle, J.; Bonk, R.; Vallaitis, T.; Meuer, C.; Bimberg, D.; Koos, C.; Freude, W.; Leuthold, J.: 'Optical and electrical power dynamic range of semiconductor optical amplifiers in radio-over-fiber networks,' 36th European Conf. Opt. Commun. (ECOC'10), Torino, Italy, Sept 19–23, 2010. Paper Th.10.B.6
  227. Freude, W.; Leuthold, J.; Alloatti, L.; Vallaitis, T.; Korn, D.; Palmer, R.; Koos, C.; Brosi, J.-M.; Dumon, P.; Baets, R.; Scimecca, M. L.; Biaggio, I.; Breiten, B.; Diederich, F.; Barklund, A.; Dinu, R.; Wieland, J.: All-optical high-speed signal processing with silicon-organic hybrid slot waveguides,’ European Optical Society Annual Meeting (EOS’10), Parc Floral De Paris, France, October 26–29, 2010 (invited)
  228. Freude, W.; Röger, M.; Dreschmann, M.; Hehmann, J.; Pfeiffer, T.; Klamouris, C.; Huebner, M.; Bett, A. W.; Becker, J.; Leuthold, J.: 'Optically powered fibre networks,' 10th Intern. Conf. on Fiber Optics & Photonics (Photonics'10), Indian Institute of Technology Guwahati (IIT Guwahati), Guwahati, Assam, India, December 11–15, 2010 (Short Course, 180 min)
  229. Freude, W.; Hillerkuss, D.; Schellinger, T.; Schmogrow, R.; Winter, M.; Vallaitis, T.; Bonk, R.; Marculescu, A.; Li, J.; Dreschmann, M.; Meyer, J.; Ben Ezra, S.; Caspi, M.; Nebendahl, B.; Parmigiani, F.; Petropoulos, P.; Resan, B.; Oehler, A.; Weingarten, K.; Ellermeyer, T.;  Lutz, J.; Möller, M.; Huebner, M.; Becker, J.; Koos, C.; Leuthold, J.: 'Orthogonal frequency division multiplexing (OFDM) in photonic communications,' 10th Intern. Conf. on Fiber Optics & Photonics (Photonics'10), Indian Institute of Technology Guwahati (IIT Guwahati), Guwahati, Assam, India, December 11–15, 2010 (invited)

    2011
  230. Bonk, R.; Huber, G.; Vallaitis, T.; Schmogrow, R.; Hillerkuss, D.; Koos, C.; Freude, W.; Leuthold, J.: 'Impact of alfa-factor on SOA dynamic range for 20 GBd BPSK, QPSK and 16-QAM signals,' Optical Fiber Communication Conference (OFC'11), Los Angeles (CA), USA, 06.–10.03.2011. Paper OML4
  231. Koenig, S.; Hoh, M.; Bonk, R.; Wang, H.; Pahl, P.; Zwick, T.; Koos, C.; Freude, W.; Leuthold, J.: 'Rival signals in SOA reach-extended WDM-TDM-GPON converged with RoF,' Optical Fiber Communication Conference (OFC'11), Los Angeles (CA), USA, 06.–10.03.2011. Paper OWT1
  232. Roeger, M.; Boes, F.; Kleff, A.; Hiba, B.; Baier, M.; Hoh, M.; Koenig, S.; Koos, C.; Leuthold, J.; Freude, W.: 'Energy-efficient MAC protocol enabling an optically powered sensor network,' Optical Fiber Communication Conference (OFC'11), Los Angeles (CA), USA, 06.–10.03.2011. Paper JWA088
  233. Schmogrow, R.; Winter, M.; Nebendahl, B.; Hillerkuss, D.; Meyer, J.; Dreschmann, M.; Huebner, M.; Becker, J.; Koos, C.; Freude, W.; Leuthold, J.: '101.5 Gbit/s real-time OFDM transmitter with 16QAM modulated subcarriers,' Optical Fiber Communication Conference (OFC'11), Los Angeles (CA), USA, 06.–10.03.2011. Paper OWE5
  234. Lindenmann, N.; Kaiser, I.; Balthasar, G.; Bonk, R.; Hillerkuss, D.; Freude, W.; Leuthold, J., Koos, C.: 'Photonic waveguide bonds - A novel concept for chip-to-chip interconnects,' Optical Fiber Communication Conference (OFC'11), Los Angeles (CA), USA, 06.–10.03.2011.  Postdeadline Paper PDPC1
  235. Li, J.; Schmidt-Langhorst, C.; Schmogrow, R.; Hillerkuss, D.; Lauermann, M.; Winter, M.; Worms, K.; Schubert, C.; Koos, C.; Freude, W.; Leuthold, J.: 'Self-coherent receiver for PolMUX coherent signals,' Optical Fiber Communication Conference (OFC'11), Los Angeles (CA), USA, 06.–10.03.2011. Paper OWV5
  236. Freude, W.; Hillerkuss, D.; Schellinger, T.; Schmogrow, R.; Winter, M.; Vallaitis, T.; Bonk, R.; Marculescu, A.; Li, J.; Dreschmann, M.; Meyer, J.; Ben Ezra, S.; Caspi, M.; Nebendahl, B.; Parmigiani, F.; Petropoulos, P.; Resan, B.; Oehler, A.; Weingarten, K.; Ellermeyer, T.; Lutz, J.; Möller, M.; Huebner, M.; Becker, J.; Koos, C.; Leuthold, J.: 'All-optical real-time OFDM transmitter and receiver,' Conf. on Lasers and Electro-Optics (CLEO/IQEC'11), Baltimore (MD), May 1–6, 2011. Paper CThO1 (invited)
  237. Palmer, R.; Alloatti, L.; Korn, D.; Moosmann, M.; Huska, K.; Lemmer, U.; Gerthsen, D.; Schimmel, Th.; Freude, W.; Koos, C.; Leuthold, J.: 'Smooth and ultra-precise silicon nanowires fabricated by conventional optical lithography,' Conf. on Lasers and Electro-Optics (CLEO/IQEC'11), Baltimore (MD), May 1–6, 2011. Paper CThZ1
  238. Eisele, A.; Henderson, R.; Schmidtke, B.; Funk, T.; Grant, L.; Richardson, J.; Freude, W.: '185 MHz count rate, 139 dB dynamic range single-photon avalanche diode with active quenching circuit in 130 nm CMOS technology,' Intern. Image Sensor Workshop (IISW'11), Hokkaido, Japan, June 8–11, 2011. Paper R43
  239. Leuthold, J.; Freude, W.; Koos, C.; Bonk, R.; Koenig, S.; Hillerkuss, D.; Schmogrow, R.: 'Semiconductor optical amplifiers in extended reach PONs,' Conf. on Access Networks and In-house Communications (ANIC'11), Toronto, Canada, June 12–14, 2011 (invited). Paper ATuA1
  240. Leuthold, J.; Freude, W.; Koos, C.; Hillerkuss, D.; Schmogrow, R.; Ben Ezra, S.: 'Terabit/s super-channels based on OFDM,' Conf. on Signal Processing in Photonics Communications (SPPCom'11), Toronto, Canada, June 12–15, 2011 (invited). Paper SPMB1
  241. Schmogrow, R.; Winter, M.; Meyer, M.; Hillerkuss, D.; Nebendahl, B.; Meyer, J.; Dreschmann, M.; Huebner, M.; Becker, J.; Koos, C.; Freude, W.; Leuthold, J.: 'Real-time Nyquist pulse modulation transmitter generating rectangular spectra of 112 Gbit/s 16QAM in real-time,' Conf. on Signal Processing in Photonics Communications (SPPCom'11), Toronto, Canada, June 12–15, 2011. Paper SPMA5
  242. Leuthold, J.; Freude, W.; Koos, C.; Alloatti, l.; Korn, D.; Palmer, R.; Brosi, J.-M.: 'Slotted photonic crystal slow light modulators,' Conf. on Slow and Fast Light (SL'11), Toronto, Canada, June 12–15, 2011 (invited). Paper JTuA3
  243. Koos, C.; Alloatti, L.; Korn, D.; Palmer, R.; Hillerkuss, D.; Li, J.; Barklund, A.; Dinu, R.; Wieland, J.; Fournier, M.; Fedeli, J.; Yu, H.; Bogaerts, W.; Dumon, P.; Baets, R.; Freude, W.; Leuthold, J.: 'Silicon-organic hybrid (SOH) electro-optical devices,' Conf. on Integrated Photonics Research, Silicon and Nano- Photonics (IPR'11), Toronto, Canada, June 12–15, 2011 (invited). Paper IWF1
  244. Freude, W.; Schmogrow, R.; Nebendahl, B.; Hillerkuss, D.; Meyer, J.; Dreschmann, M.; Huebner, M.; Becker, J.; Koos, C.; Leuthold, J.: 'Software-defined optical transmission,' 13th Intern. Conf. on Transparent Optical Networks (ICTON'11), Stockholm, Sweden, June 26–30, 2011 (invited). Paper Tu.D1.1
  245. Leuthold, J.; Freude, W.; Koos, C.; Melikyan, A.; Lindenmann, N.: 'A surface plasmon polariton absorption modulator,' 13th Intern. Conf. on Transparent Optical Networks (ICTON'11), Stockholm, Sweden, June 26–30, 2011 (invited). Paper Mo.B2.2
  246. Mishra, A. K.; Nellas, I.; Tomkos, I.; Koos, C.; Freude, W.; Leuthold, J.: 'Comb generator for 100 Gbit/s OFDM and low-loss comb-line combiner using the optical inverse Fourier transform (IFFT),' 13th Intern. Conf. on Transparent Optical Networks (ICTON'11), Stockholm, Sweden, June 26–30, 2011 (invited). Paper We.A1.4
  247. Dreschmann, M.; Meyer, J.; Hübner, M.; Schmogrow, R.; Hillerkuss, D.;Becker, J.; Leuthold, J.; Freude, W.: 'Implementation of an ultra-high speed 256-point FFT for Xilinx Virtex-6 devices,' IEEE 9th Intern. Conf. Industrial Informatics (INDIN'11), Caparica, Lisbon, Portugal, July 26–29 July, 2011
  248. Koos, C.; Alloatti, L.; Korn, D.; Palmer, R.; Vallaitis, T.; Bonk, R.; Hillerkuss, D.; Li, J.; Bogaerts, W.; Dumon, P.; Baets, R.; Scimeca, M.-L.; Biaggio, I.; Barklund, A.; Dinu, R.; Wieland, J.; Fournier, M.; Fedeli, J.; Freude, W.; Leuthold, J.: ‘Silicon nanophotonics and silicon-organic hybrid (SOH) integration', URSI General Assembly and Scientific Symposium (URSI GASS'11), Istanbul, Turkey, August 13–20, 2011 (invited)
  249. Lindenmann, N.; Balthasar, G.; Palmer, R.; Schuele, S.; Leuthold, J.; Freude, W.; Koos, C.: 'Photonic wire bonding for single-mode chip-to-chip interconnects,' IEEE 8th Intern. Conf. Group IV Photonics (GFP'11), Royal Society, London, England, Sept. 14–16, 2011. Paper FD2

    2012
  250. Freude, W.; Schmogrow, R.; Hillerkuss, D.; Meyer, J.; Dreschmann, M.; Nebendahl, B.; Huebner, M.; Becker, J.; Koos, C.; Leuthold, J.: 'Reconfigurable optical transmitters and receivers,' OPTO SPIE Photonics West (OPTO-SPIE'12), San Francisco (CA), USA, Jan. 21-26, 2012 (invited). Paper 8284-09
  251. Säynätjoki, A.; Karvonen, L.; Alasaarela, T.; Korn, D.; Alloatti, L.; Tervonen, A.; Palmer, R.; Koos, C.; Leuthold, J.; Freude, W.; Honkanen, S. K.: 'Loss reduction of silicon slot waveguides with ALD-grown thin films,' OPTO SPIE Photonics West (OPTO-SPIE'12), San Francisco (CA), USA, Jan. 21-26, 2012. Paper 8266-11
  252. Dreschmann, M.; Meyer, J.; Hübner, M.; Schmogrow, R.; Hillerkuss, D.; Becker, J.; Leuthold, J.; Freude, W.: 'Time and frequency synchronization for ultra-high speed OFDM systems,' Intern. Conf. Computing, Networking and Communications (ICNC'12), Maui (Hawaii), USA, Jan. 30 - Feb. 02, 2012
  253. Freude, W.; Schmogrow, R.; Hillerkuss, D.; Meyer, J.; Dreschmann, M.; Nebendahl, B.; Huebner, M.; Becker, J.; Koos, C.; Leuthold, J.: 'Software-defined reconfigurable real-time optical transmitters and receivers,' Annual Workshop of Centre for Ultrahigh Bandwidth Devices for Optical Systems (CUDOS'12), Shoal Bay, Australia, Jan. 30 – Feb. 03, 2012 (invited).
  254. Freude, W.; Alloatti, L.; Melikyan, A.; Palmer, R.; Korn, D.; Lindenmann, N.; Vallaitis, T.; Hillerkuss, D.; Li, J.; Barklund, A.; Dinu, R.; Wieland, J.; Fournier, M.; Fedeli, J.; Walheim, S.; Leufke, P. M.; Ulrich, S.; Ye, J.; Vincze, P.; Hahn, H.; Yu, H.;  Bogaerts, W.; Dumont, P.; Baets, R.; Breiten, B.; Diederich, F.; Beels, M. T.; Biaggio, I.; Schimmel, Th.; Koos, C.; Leuthold, J.: 'Nonlinear optics on the silicon platform,' Optical Fiber Communication Conference (OFC'12), Los Angeles (CA), USA, 04.–08.03.2012 (invited). Paper OTh3H.6
  255. Melikyan, A.; Gaertner, C.; Köhnle, K.; Muslija, A.; Sommer, M.; Kohl, M.; Koos, C.; Freude, W.; Leuthold, J.: 'Integrated wire grid polarizer and plasmonic polarization beam splitter,' Optical Fiber Communication Conference (OFC'12), Los Angeles (CA), USA, 04.–08.03.2012. Paper OW1E.3
  256. Pfeifle, J.; Weimann, C.; Bach, F.; Riemensberger, J.; Hartinger, K.; Hillerkuss, D.; Jordan, M.; Holtzwarth, R.; Kippenberg, T.; Leuthold, J.; Freude, W.; Koos, C.: 'Microresonator-based optical frequency combs for high-bitrate WDM data transmission,' Optical Fiber Communication Conference (OFC'12), Los Angeles (CA), USA, 04.–08.03.2012. Paper OW1C.4
  257. Lindenmann, N.; Balthasar, G.; Jordan, M.; Hillerkuss, D.; Schmogrow, R.; Freude, W.; Leuthold, J.; Koos, C.: 'Low loss photonic wire bond interconnects enabling 5 TBit/s data transmission,' Optical Fiber Communication Conference (OFC'12), Los Angeles (CA), USA, 04.–08.03.2012. Paper OW4I.4
  258. Yu, H.; Bogaerts, W.; Komorowska, K.; Baets, R.; Korn, D.; Alloatti, L.; Hillerkuss, D.; Koos, C.; Freude, W.; Leuthold, J.; Campenhout, J.; Verheyen, P.; Wouters, J.; Moelants, M.; Absil, P.: 'Doping geometries for 40G carrier-depletion-based silicon optical modulators,' Optical Fiber Communication Conference (OFC'12), Los Angeles (CA), USA, 04.–08.03.2012. Paper OW4F.4
  259. Alloatti, L.; Pfeifle, J.; Mendez, J.; Freude, W.; Leuthold. J.; Koos, C.: 'Liquid crystal phase shifter on the SOH platform with ultra-low power consumption,' Optical Fiber Communication Conference (OFC'12), Los Angeles (CA), USA, 04.–08.03.2012. Paper OTu1I.5
  260. Schmogrow, R.; Meyer, M.; Wolf, S.; Nebendahl, B.; Hillerkuss, D.; Baeuerle, B.; Dreschmann, M.; Meyer, J.; Huebner, M.; Becker, J.; Koos, C.; Freude, W.; Leuthold, J.: '150 Gbit/s real-time Nyquist pulse transmission over 150 km SSMF enhanced by DSP with dynamic precision,' Optical Fiber Communication Conference (OFC'12), Los Angeles (CA), USA, 04.–08.03.2012. Paper OM2A.6
  261. Koenig, S.; Antes, J.; Lopez-Diaz, D.; Kallfass, I.; Zwick, T.; Koos, C.; Freude, W.; Leuthold, J.: 'High-speed wireless bridge at 220 GHz connecting two fiber-optic links each spanning up to 20 km,' Optical Fiber Communication Conference (OFC'12), Los Angeles (CA), USA, 04.–08.03.2012. Paper OM2B.1
  262. Schmogrow, R.; Wolf, S.; Baeuerle, B.; Hillerkuss, D.; Nebendahl, B.; Koos, C.; Freude, W.; Leuthold, J.: 'Nyquist frequency division multiplexing for optical communications,' Conf. on Lasers and Electro-Optics (CLEO'12), San Jose (CA), USA, May 8–11, 2012 (invited). Paper CTh1H.2
  263. Schmogrow, R.; Bouziane, R.; Hillerkuss, D.; Milder, P. A.; Koutsoyannis, R. J.; Benlachtar, Y.; Watts, P. M.; Bayvel, P.; Killey, R. I.; Koos, C.; Freude, W.; Leuthold, J.: '85.4 Gbit/s real-time OFDM signal generation with transmission over 400 km and preamble-less reception,' Conf. on Lasers and Electro-Optics (CLEO'12), San Jose (CA), USA, May 8–11, 2012. Paper CTh1H.4
  264. Korn, D.; Lauermann, M.; Appel, P.; Alloatti, L.; Palmer, R.; Freude, W.; Leuthold, J.; Koos, C.: 'First silicon-organic hybrid laser at telecommunication wavelengths,' Conf. on Lasers and Electro-Optics (CLEO'12), San Jose (CA), USA, May 8–11, 2012. Paper CTu2I.1
  265. Korn, D.; Yu, H.; Hillerkuss, D.; Alloatti, L.; Mattern, C.; Komorowska, K.; Bogaerts, W.; Baets, R.; Van Campenhout, J.; Verheyen, P.; Wouters, J.; Moelants, M.; Absil, P.; Koos, C.; Freude, W.; Leuthold, J.: 'Detection or modulation at 35 Gbit/s with a standard CMOS-processed optical waveguide,' Conf. on Lasers and Electro-Optics (CLEO'12), San Jose (CA), USA, May 8–11, 2012. Paper CTu1A.1
  266. Palmer, R.; Alloatti1, L.; Korn, D.; Heni, W.; Schindler, P.; Bolten, J.; Karl, M.; Waldow, M.; Wahlbrink, T.; Freude, W.; Koos, C.; Leuthold, J.: 'Highly Efficient strip-to-slot mode converters,' Conf. on Lasers and Electro-Optics (CLEO'12), San Jose (CA), USA, May 8–11, 2012. Paper CM4M.1
  267. Lindenmann, N.; Balthasar, G.; Leuthold, J.; Freude, W.; Koos, C.: 'Broadband low-loss interconnects enabled by photonic wire bonding,' Optical Interconnects Conference (OI'12), Santa Fe, New Mexico, USA, 20.–23.05.2012 (invited). Paper WC1
  268. Hillerkuss, D.; Schmogrow, R.; Koos, C.; Freude, W.; Leuthold, J.; Nebendahl, B.; Dippon, T.: 'Real-time Nyquist pulse transmission,' 13. VDE-ITG-Fachtagung Photonische Netze, Deutsche Telekom Hochschule für Telekommunikation, Leipzig, 07.–08.05.2012
  269. Schmogrow, R.; Hillerkuss, D.; Koos, C.; Freude, W.; Leuthold, J.; Nebendahl, B.; 'Quality metrics for advanced modulation formats in optical communications: OSNR, Q-factor, EVM, and BER,'  13. VDE-ITG-Fachtagung Photonische Netze, Deutsche Telekom Hochschule für Telekommunikation, Leipzig, 07.–08.05.2012
  270. Schmogrow, R.; Baeuerle, B.; Hillerkuss, D.; Nebendahl, B.; Koos, C.; Freude, W.; Leuthold, J.: 'Raised-cosine OFDM for enhanced out-of-band suppression at low subcarrier counts,' Conf. on Signal Processing in Photonics Communications (SPPCom'12), Cheyenne Mountain Resort, Colorado Springs, Colorado, USA, June 17-21, 2012. Paper SpTu2A.2
  271. Leuthold, J.; Freude, W.; Koos, C.; Schmogrow, R.; Hillerkuss, D.: 'OFDM and multiplexing: Tbit/s capacities and spectral efficiencies up to 18 bit/s/Hz,' Conf. on Signal Processing in Photonics Communications (SPPCom'12), Cheyenne Mountain Resort, Colorado Springs, Colorado, USA, June 17-21, 2012. Paper SpTu1A.4
  272. Schindler, P. C.; Schmogrow, R.; Hillerkuss, D.; Nazarathy, M.; Ben-Ezra, S.; Koos, C.; Freude, W.; Leuthold, J.: Remote heterodyne reception of OFDM-QPSK as downlink-solution for future access networks,' Conf. on Access Networks and In-house Communications (ANIC'12), Cheyenne Mountain Resort, Colorado Springs, Colorado, USA, June 17-21, 2012. Paper AW4A.3
  273. Lauermann, M.; Korn, D.; Appel, P.; Alloatti, L.; Freude, W.; Leuthold, J.; Koos, C.: 'Silicon-organic hybrid (SOH) lasers at telecommunication wavelengths,' Conf. on Integrated Photonics Research, Silicon and Nano-Photonics (IPR'12), Cheyenne Mountain Resort, Colorado Springs, Colorado, USA, June 17-21, 2012
  274. Freude, W.; Schmogrow, R.; Nebendahl, B.; Winter, M.; Josten, A.,; Hillerkuss, D.; Koenig, S.; Meyer, J.; Dreschmann, M.; Huebner, M.; Koos, C.; Becker, J.; Leuthold, J.: 'Quality metrics for optical signals: Eye diagram, OSNR, Q-factor, EVM and BER,' 14th Intern. Conf. on Transparent Optical Networks (ICTON'12), University of Warwick, Coventry, UK, July 2–5, 2012 (invited). Paper Mo.B1.5
  275. Mishra, A. K.; Wang, Z.; Klein, H.; Bonk, R.; Koenig, S.; Karnick, D.; Schmogrow, R.; Hillerkuss, D.; Moehrle, M.; Pfeiffer, T.; Koos, C.; Leuthold, J.; Freude, W.: 'Performance analysis of directly modulated OFDM transmission system for wireless backhauling,' 14th Intern. Conf. on Transparent Optical Networks (ICTON'12), University of Warwick, Coventry, UK, July 2–5, 2012 (invited). Paper Mo.C3.3
  276. Korn, D.; Alloatti, L.; Lauermann, M.; Pfeifle, J.; Palmer, R.; Schindler, P. C.; Freude, W.; Koos, C.; Leuthold, J.; Yu, H.; Bogaerts, W.; Komorowska, K.; Baets, R.; Van Campenhout, J.; Verheyen, P.; Wouters, J.; Moelants, M.; Absil, P.; Dispenza, M.; Secchi, A.; Jazbinsek, M.; Gunter, P.; Wehrli, S.; Bossard, M.; Zakynthinos, P.; Tomkos, I.: 'Silicon organic hybrid fabrication platform for integrated circuits,' 14th Intern. Conf. on Transparent Optical Networks (ICTON'12), University of Warwick, Coventry, UK, July 2–5, 2012 (SOFI, invited). Paper Th.A5.5
  277. Leuthold, J.; Schmogrow, R.; Hillerkuss, D.; Koos, C.; Freude, W.: 'Super channels based on Nyquist multiplexing,' Proc. 17th Opto-Electronics and Communications Conference (OECC'2012), Busan, Korea, July 2012 (invited). Paper 3B1-2 
  278. Meyer, J.; Menzel, S.; Dreschmann, M.; SChmogrow, R.; Hillerkuss, D.; Freude, W. Leuthold, J.; Becker, J.: 'Ultra high speed digital down converter design for Virtex-6 FPGAs,' Proc. 17th International OFDM Workshop 2012, pp. 1-5, Essen, Germany, Aug. 2012
  279. Melikyan, A. et al.: 'Chip-to-chip plasmonic interconnects and the activities of EU project NAVOLCHI,' 14th Intern. Conf. on Transparent Optical Networks (ICTON'12), University of Warwick, Coventry, UK, July 2–5, 2012 (NAVOLCHI, invited). Paper Th.A5.1
  280. Hillerkuss, D.; Schmogrow, R.; Meyer, M.; Wolf, S.; Jordan, M.; Kleinow, P.; Lindenmann, N.; Schindler, P. C.; Melikyan, A.; Dreschmann, M.; Meyer, J.; Becker, J.; Koos, C.; Freude, W.; Leuthold,  J.; Yang, X.; Parmigiani, F.; Petropoulos, P.; Ben-Ezra, S.; Nebendahl, B.; Resan, B.; Oehler, A.; Weingarten, K.; Altenhain, L.; Ellermeyer, T.; Moeller, M.; Huebner, M.: 'Single-Laser 32.5 Tbit/s Nyquist-WDM – Transmission over 227 km with real-time Nyquist pulse shaping,' Photonics in Switching (PS'12), Ajaccio (Corsica), France, Sept 11–14, 2012 (invited)
  281. Freude, W.; Schmogrow, R.; Nebendahl, B.; Winter, M.; Josten, A.,; Hillerkuss, D.; Koenig, S.; Meyer, J.; Dreschmann, M.; Huebner, M.; Koos, C.; Becker, J.; Leuthold, J.: 'Quality metrics for optical transmission,' OSA Photonics in Switching (PS'12), Ajaccio (Corsica), France, Sept 11–14, 2012 (invited)
  282. Schmogrow, R.; Bouziane, R.; Meyer, M.; Milder, P.; Schindler, P.; Bayvel, P.; Killey, R.; Freude, W.; Leuthold, J.: 'Real-time digital Nyquist-WDM and OFDM signal generation: Spectral efficiency versus DSP complexity,' 38th European Conf. Opt. Commun. (ECOC'12), Sept 16–20, 2012, Amsterdam, The Netherlands. Paper Mo.2.A.4
  283. O'Duill, S.; Marazzi, L.; Palolari, P.; Freude, W.; Koos, C.; Leuthold, J.: 'Modulation cancellation properties of reflective SOAs,' 38th European Conf. Opt. Commun. (ECOC'12), Sept 16–20, 2012, Amsterdam, The Netherlands. Paper We.2.E.1
  284. Freude, W.: 'Ultra-fast compact plasmonic modulators,' 38th European Conf. Opt. Commun. (ECOC'12), Sept 16–20, 2012, Amsterdam, The Netherlands. Workshop WS01 "Plasmonics for Optical Interconnects: Challenges and Opportunities" (invited)
  285. Freude, W.: 'Real-time software-defined multiformat transmitters,' 38th European Conf. Opt. Commun. (ECOC'12), Sept 16–20, 2012, Amsterdam, The Netherlands. Workshop WS03 "Software Defined Photonics" (invited)
  286. Koos, C.; Leuthold, J.; Freude, W.; Alloatti, L.; Korn, D.; Palmer, R.; Lauermann, M.; Lindenmann, N.; Koeber, S.; Pfeifle, J.; Schindler, P. C; Hillerkuss, D.; Schmogrow, R.: 'Silicon-organic hybrid integration and photonic wire bonding: Technologies for Terabit/s interconnects,' Joint Symposium on Opto- and Microelectronic Devices and Circuits (SODC'12), Hangzhou, China, Sept. 24-27, 2012 (invited)
  287. Leuthold, J.; Koos, C.; Freude, W. Alloatti, L.; Palmer, R.; Korn, D.; Pfeifle, J.; Lauermann, M.: 'Silicon-organic hybrid - a path towards active silicon photonic devices,' Proc. EOS Annual Meeting (EOSAM'12), Sept. 2012 (invited). Paper 6441
  288. Leuthold, J.; Melikyan, A.; Korn, D.; Alloatti, L.; Palmer, R.; Koos, C.; Freude, W.: 'Ultracompact CMOS-compatible modulators,' Optical Society of America Annual Meeting (OSA'12): Frontiers in Optics (FiO'12), Rochester (NY), USA, October 2012 (invited). Paper FTu4A.1
  289. Nebendahl, B.; Schmogrow, R.; Tasshi, D.; Josten, A.; Hillerkuss, D.; Koenig, S.; Meyer, J.; Dreschmann, M.; Winter, M.; Huebner, M.; Freude, W.; Koos, C.; Leuthold, J.: 'Quality metrics in optical modulation analysis: EVM and its relation to Q-factor, OSNR, and BER,' Asia Communications and Photonics Conference (ACP'12), Guangzhou, China, November 7, 2012. Paper AF3G

    2013
  290. Alloatti, L.; Korn, D.; Pfeifle, J.; Palmer, R.; Koeber, S.; Baier, M.; Schmogrow, R.; Diebold, S.; Pahl, P.; Zwick, T.; Yu, H.; Bogaerts, W.; Baets, R.; Fournier, M.; Fedeli, J.; Dinu, R.; Koos, C.; Freude, W.; Leuthold, J.: 'Silicon-organic hybrid devices,' OPTO SPIE Photonics West (OPTO-SPIE'13), San Francisco (CA), USA, Feb. 2-7, 2013 (invited). Paper 8629-24
  291. Koos, C.; Leuthold, J.; Freude, W.; Lindenmann, N.; Koeber, S.; Balthasar, G.; Hoffmann, J.; Hoose, T.; Huebner, P.; Hillerkuss, D.; Schmogrow, R.: 'Photonic wire bonding: Connecting nanophotonic circuits across chip boundaries', MOEMS-MEMS SPIE Photonics West (MOEMS-MEMS-SPIE'13), San Francisco (CA), USA, Feb. 2-7, 2013 (invited). Paper 8613-31
  292. Koos, C.; Leuthold, J.; Freude, W.; Kippenberg, T. J.; Pfeifle, J.; Weimann, C.; Herr, T.; Hartinger, K.; Holzwarth, R.; Hillerkuss, D.; Schmogrow, R.: 'Terabit/s data transmission using optical frequency combs,'  LASE SPIE Photonics West (LASE-SPIE'13), San Francisco (CA), USA, Feb. 2-7, 2013 (invited). Paper 8629-24
  293. Freude, W.; Alloatti, L.; Melikyan, A.; Palmer, R.; Korn, D.; Pfeifle, J.; Weimann1, C.; Koeber, S.; Barklund, A.; Dinu, R.; Wieland, J.; Fournier, M.; Fedeli, J.; Bolten, J.; Wahlbrink, T.; Waldow, M.; Walheim, S.; Leufke, P. M.; Ulrich, S.; Ye, J.; Vincze, P.; Hahn, H.; Yu, H.; Bogaerts, W.; Dumont, P.; Breiten, B.; Diederich, F.; Beels,  M. T.; Biaggio, I.; Hartinger, K.; Brasch, V.; Herr, T.; Holzwarth, R.; Baets, R.; Schimmel, Th.; Kippenberg, T.; Koos, C.; Leuthold, J.: 'Nonlinear nanophotonic devices,' Seminar on Optical, Electronic and Quantum Systems,  March 15, 2013, JILA at University of Colorado and National Institute of Standards and Technology (NIST), Boulder, USA (invited).
  294. Pfeifle, J.; Lauermann, M.; Wegner, D.; Jingshi, L.; Hartinger, K.; Brasch, V.; Herr, T.; Hillerkuss, D.; Schmogrow, R.; Schimmel, T.; Holzwarth, R.; Kippenberg, T.; Leuthold, J.; Freude, W.; Koos, C.: 'Microresonator-based frequency comb generator as optical source for coherent WDM transmission,' Optical Fiber Communication Conference (OFC'13), Los Angeles, Anaheim (CA), USA, 17.–21.03.2013. Paper OW3C.2
  295. Agmon, A.; Nazarathy, M.; Marom, D. M.; Ben-Ezra, S.; Tolmachev, A.; Killey, R.; Bayvel, P.; Meder, L.; Hübner, M.; Meredith, W.; Vickers, G.; Schindler, P. C.; Schmogrow, R.; Hillerkuss, D.; Freude, W.; Leuthold, J.: 'Bi-directional ultra-dense polarization-muxed/diverse OFDM/WDM PON with laserless colorless 1 Gb/s ONUs based on Si PICs and < 417 MHz mixed-signal ICs,' Optical Fiber Communication Conference (OFC'13), Los Angeles, Anaheim (CA), USA, 17.–21.03.2013. Paper OTh4A.3
  296. Schmogrow, R.; Meyer, M.; Schindler, P.C.; Josten, A.; Ben-Ezra, S.; Koos, C.; Freude, W.; and Leuthold, J.: '252 Gbit/s real-time Nyquist pulse generation by reducing the oversampling factor to 1.33,' Optical Fiber Communication Conference (OFC'13), Los Angeles, Anaheim (CA), USA, 17.–21.03.2013. Paper OTh4A.6
  297. Koenig, S.; Bonk, R.; Schmogrow, R.; Josten, A.; Karnick, D.; Schmuck, H.; Poehlmann, W.; Pfeiffer, T.; Koos, C.; Freude, W.; Leuthold, J.: 'Cascade of 4 SOAs with 448 Gbit/s (224 Gbit/s) dual channel dual polarization 16QAM (QPSK) for high-capacity business paths in converged metro-access networks,' Optical Fiber Communication Conference (OFC'13), Los Angeles, Anaheim (CA), USA, 17.–21.03.2013. Paper OTh3A.3
  298. Schindler, P. C.; Schmogrow, R.; Dreschmann, M.; Meyer, J.; Hillerkuss, D.; Tomkos, I.; Prat, J.; Krimmel, H.-G.; Pfeiffer, T.; Kourtessis, P.; Becker, J.; Koos, C.; Freude, W.; Leuthold, J.: 'Flexible WDM-PON with Nyquist-FDM and 31.25 Gbit/s per Wavelength Channel using Colorless, Low-Speed ONUs,' Optical Fiber Communication Conference (OFC'13), Los Angeles, Anaheim (CA), USA, 17.–21.03.2013. Paper OW1A.5
  299. Palmer, R.; Alloatti, L.; Korn, D.; Schindler, P.C.; Schmogrow, R.; Baier, M.; Koenig, S.; Hillerkuss, D.; Bolten, J.; Wahlbrink, T.; Waldow, M.; Dinu, R.; Freude, W.; Koos, C.; Leuthold, J.: 'Silicon-Organic Hybrid (SOH) Modulator Generating up to 84 Gbit/s BPSK and M-ASK Signals,' Optical Fiber Communication Conference (OFC'13), Los Angeles, Anaheim (CA), USA, 17.–21.03.2013. Paper OW4J.6
  300. Koenig, S.; Boes, F.; Lopez-Diaz, D.;Antes, J.; Henneberger, R.; Schmogrow, R.; Hillerkuss, D.; Palmer, R.; Zwick, T.; Koos, C.; Freude, W.; Ambacher, O.; Kallfass, I.; Leuthold, J.: '100 Gbit/s wireless link with mm-wave photonics,' Optical Fiber Communication Conference (OFC'13), Los Angeles, Anaheim (CA), USA, 17.–21.03.2013. Postdeadline Paper PDP5B.4
  301. Korn, D. Schindler, P. C.; Stamatiadis, C.; O’Keefe, M. F.;  Stampoulidis, L.; Schmogrow, R.; Zakynthinos, P.; Palmer, R.; Cameron, N.; Zhou, Y.; Walker, R. G.;Kehayas, E.; Tomkos, I.; Zimmermann, L.; Petermann, K.; Freude, W.; Koos, C.; Leuthold, J.: 'First monolithic GaAs IQ electro-optic modulator, demonstrated at 150 Gbit/s with 64-QAM,' Optical Fiber Communication Conference (OFC'13), Los Angeles, Anaheim (CA), USA, 17.–21.03.2013. Postdeadline Paper PDP5C.4
  302. Koos, C.; Leuthold, J.; Freude, W.; Alloatti, L.; Korn, D.; Palmer, R.; Lauermann, M.; Pfeifle, J.; Lindenmann, N.; Koeber, S.; Hillerkuss, D.; Schmogrow, R.; ‘Silicon photonics, hybrid integration and photonic wire bonding – enablers for energy-efficient terabit/s interconnects’, 13th FIBER OPTICS EXPO Technical Conference, Tokyo, Japan, April 10–12, 2013 (Keynote)
  303. Nebendahl, B.; Schmogrow, R.; Josten, A.; Hillerkuss, D.; Koenig, S.; Winter, M.; Freude, W.; Koos, C.; Leuthold,J.: 'EVM as new quality metric for optical modulation analysis,' Saudi International Electronics, Communication and Photonics Conference (SIECPC'13), Riyadh, Saudi Arabia, April 27–30, 2013. Paper 6551002 
  304. Schneider, S.; Krämer, A.; Eppler, F.; Alemye, H.; Huebner, C.; Mikonsaari, I.; Leuthold, J.; Freude, W.; Koos, C.: 'Polarization-sensitive optical coherence tomography for characterization of size and shape of nano-particles,' Conf. on Lasers and Electro-Optics (CLEO'13), San Jose (CA), USA, June 9–14, 2013. Paper AF1J.4
  305. Weimann, C.; Meier, D.; Wolf, S.; Schleitzer, Y.; Totzeck, M.; Heinrich, A.; Hoeller, F.; Leuthold, J.; Freude, W.; Koos, C.: 'Fast high-precision distance measurements on scattering technical surfaces using frequency combs,' Conf. on Lasers and Electro-Optics (CLEO'13), San Jose (CA), USA, June 9–14, 2013. Paper CTu2I.3
  306. Melikyan, M.; Alloatti, L.; Muslija, A.; Hillerkuss, D.; Schindler, P. C.; Li, J.; Palmer, R.; Korn, D.; Muehlbrandt, S.; Van Thourhout, D.; Chen, B.; Dinu, R.; Sommer, M.; Koos, C.; Kohl, M.; Freude, W.; Leuthold, J.: 'Surface plasmon polariton high-speed modulator,' Conf. on Lasers and Electro-Optics (CLEO'13), San Jose (CA), USA, June 9–14, 2013. Postdeadline Paper CTh5D.2
  307. Korn, D.; Palmer, R.; Yu, H.; Schindler, P. C.; Alloatti, L.; Baier, M.; Schmogrow, R.; Bogaerts, W.; Selvaraja, S.; Lepage, G.; Pantouvaki, M.; Wouters, J.; Verheyen, P.; Van Campenhout, J.; Absil, P.; Baets, R.; Dinu, R.; Koos, C.; Freude, W.; Leuthold, J.: 'Silicon-organic hybrid (SOH) IQ modulator for 16QAM at 112 Gbit/s,' Conference on Lasers and Electro-Optics Europe (CLEO-Europe/IQEC 2013), International Congress Centre Munich, Germany, 12.–16.05.2013. Paper CK-9.2 THU
  308. Freude, W.;Schmogrow, R.; Schindler, P. C.; Wolf, S.; Nebendahl, B.; Koos, C.; Leuthold, J.: 'Polarisation demultiplexing in coherent receivers with real-time digital signal processing,' 15th Intern. Conf. on Transparent Optical Networks (ICTON'13), Cartagena, Spain, June 23–27, 2013 (invited). Paper Tu.B1.1
  309. Kroh, M.; O'Keefe, M.; Voigt, K.; Fedderwitz, S.; Preve, G. B.; Lischke, S.; Brast, T.; Petousi, D.; Stamatiadis, C.; Kehayas, E.; Nogueira, R.; Korn, D.; Roccato, D.; Schindler, P. C.; Lazarou, I.; Koos, C.; Freude, W.; Leuthold, J.; Avramopoulos, H.; Steffan, A. G.; Stampoulidis, L.; Zimmermann, L.: 'Photonic-electronic platform for next generation optical transport network,' 15th Intern. Conf. on Transparent Optical Networks (ICTON'13), Cartagena, Spain, June 23–27, 2013 (invited). Paper We.C2.1
  310. Koos, C.; Leuthold, J.; Freude, W.; Lindenmann, N.; Koeber, S.; Hoffmann, J.; Hoose, T.; Huebner, P.: 'Photonic wire bonding: Nanophotonic interconnects fabricated by direct-write 3D lithography,' 15th Intern. Conf. on Transparent Optical Networks (ICTON'13), Cartagena, Spain, June 23–27, 2013 (invited). Paper We.C2.4
  311. Leuthold, J.; Koos, C.; Freude, W.; Alloatti, L.; Palmer, R.; Korn, D.; Pfeifle, J.; Lauermann, M.; Dinu, R.; Wehrli, S.; Jazbinsek, M.; Gunter, P.; Waldow, M.; Wahlbrink, T.; Bolten, J.; Fournier, M.; Fedeli, J. M.; Bogaerts, W.; Yu, H.: 'High-speed, low-power optical modulators in silicon,' 15th Intern. Conf. on Transparent Optical Networks (ICTON'13), Cartagena, Spain, June 23–27, 2013 (invited). Paper We.D2.1
  312. Freude, W. et al.: 'Linear and nonlinear nano photonics,' 9th Workshop on Numerical Methods for Optical Nano Structures, Swiss Federal Institute of Technology Zürich (ETHZ), July 1–3, 2013 (invited keynote talk)
  313. Ludwig, A.; Schulz, M.-L.; Schindler, P.; Schmogrow, R.; Mustafa, A.; Moos, B.; Brunsch, S.; Dippon, T.; Malsam, D.; Hillerkuss, D.; Roos, F.; Freude, W.; Koos, C.  G.; Leuthold, J.: 'Stacking PS-QPSK and 64PPM for long-range free-space transmission,' Photonic Networks and Devices (NETWORKS'13), Rio Grande, Puerto Rico United States July 14-17, 2013. Paper NW2C.2
  314. Koos C.; Freude, W.; Leuthold, J.; Lindenmann, N.; Koeber, S.; Hoffmann, J.; Hoose, T.; Huebner, P.; Billah, M.: 'Photonic wire bonding: An enabling technology for heterogeneous multi-chip integration,' OSA Integrated Photonics Research, Silicon and Nanophotonics (IPR'13), Rio Grande, Puerto Rico, USA, July 14–17, 2013 (invited). Paper IM4A.3
  315. Leuthold, J.; Schmogrow, R.; Hillerkuss, D.; Koos, C.; Freude, W.: 'Nyquist pulse shaping in optical communications,'  Photonic Networks and Devices (NETWORKS'13), Rio Grande, Puerto Rico United States July 14-17, 2013. Paper NW3C.1 (invited)
  316. Koos, C.; Leuthold, J.; Freude, W.; Alloatti, L.; Korn, D.; Palmer, R.; Lauermann, M.; Pfeifle, J.; Lindenmann, N.; Koeber, S.; Hillerkuss, D.; Schmogrow, R.; ‘Silicon-organic hybrid integration, photonic wire bonding, and frequency combs: Technologies for multi-Terabit/s interconnects,' International Nano-Optoelectronics Workshop (iNOW’13), August 19–30, 2013, Cargèse, Corsica (invited)
  317. Zimmermann, L.; Lischke, S.; Fedderwitz, S.; Brast, T.; Steffan, A. G.; O'Keefe, M.; Petousi, D.; Voigt, K.; Preve, G. B.; Lazarou, I.; Avramopoulos, H.; Korn, D.; Schindler, P.; Koos, C.; Freude, W.; Leuthold, J.; Nogueira, R.; Roccato, D.; Kehayas, E.; Stampoulidis, L.: 'Mixed technology platform for terabit optical ethernet applications,' 2nd International Conference on Advancements in Information Technology (ICAIT'13), Singapore, Aug. 24–25, 2013 (invited).
  318. Koos, C.; Freude, W.; Leuthold, J.; Alloatti, L.; Palmer, R.; Korn, D.; Lauermann, M.; Koeber, S.; Pfeifle, J.; Schindler, P. C.: 'Silicon-organic hybrid (SOH) integration: Extending the capabilities of silicon photonics', Information Photonics 2013 Conference, University of Warsaw, September 16–19, 2013 (invited)
  319. Palmer, R.; Koeber, S.; Heni, W.; Elder, D.; Korn, D.; Yu, H.; Alloatti, L.; Koenig, S.; Schindler, P.; Bogaerts, W.; Pantouvaki, M.; Lepege, G.; Verheyen, O.; Van Campenhout, J.; Absil, P.; Baets, R.; Dalton, L.; Freude, W.; Leuthold, J.; Koos, C.: 'High-speed silicon-organic hybrid (SOH) modulator with 1.6 fJ/bit and 180 pm/V in-device nonlinearity,' 39th European Conf. Opt. Commun. (ECOC'13), London, UK, Sept 22–26, 2013 (invited). Paper We.3.B.3
  320. Schmuck, H.; Bonk, R.; Haslach, C.; Kuebart, W.; Karnick, D.; Meyer, J.; Poehlmann, W.; Fritzsche, D.; Weis, E.; Becker, J.; Freude, W.; Pfeiffer, T.: 'Demonstration of SOA-assisted open metro-access infrastructure for heterogeneous services,' 39th European Conf. Opt. Commun. (ECOC'13), London, UK, Sept 22–26, 2013. Paper We.4.F.2
  321. Weimann, C.; Wolf, S.; Korn, D.; Palmer, R.; Koeber, S.; Schmogrow, R.; Schindler, P.; Heni, W.; Bekele, D.; Elder, D.; Yu, H.; Bogaerts, W.; Dalton, L.; Freude, W.; Leuthold, J.; Koos, C.: 'Silicon-organic hybrid (SOH) frequency comb source for data transmission at 784 Gbit/s,' 39th European Conf. Opt. Commun. (ECOC'13), London, UK, Sept 22–26, 2013. Paper Th.2.B.1
  322. Freude, W.; Alloatti, L.; Korn, D.; Lauermann, M.; Melikyan, A.; Palmer, R.; Pfeifle, J.; Schindler, P.; Weimann, C.; Dinu, R.; Bolten, J.; Wahlbrink, T.; Waldow, M.; Walheim, S.; Leufke, P.; Ulrich, S.; Ye, J.; Vincze, P.; Hahn, H.; Yu, H.; Bogaerts, W.; Brasch, V.; Herr, T.; Holzwarth, R.; Hartinger, K.; Stamatiadis, C.; O'Keefe, M.; Stampoulidis, L.; Zimmermann, L.; Baets, R.; Schimmel, Th.; Tomkos, I.; Petermann, K.; Kippenberg, T. J.; Koos, C.; Leuthold, J.: 'Nonlinear nanophotonics,' Optical Society of America 97th Annual Meeting (OSA'13): Frontiers in Optics (FiO'13), Orlando (FL), USA, October 05–10, 2013 (invited). Paper FTu4C.6
  323. Koos, C. G.; Freude, W.; Leuthold, J.; Alloatti, L.; Palmer, R.; Korn, D.; Pfeifle, J.; Schindler, P. C.; Lauermann, M.; Lindenmann, N.; Koeber, S.; Hoose, T. Billah, M. R.; Yu, H.; Bogaerts, W.; Baets, R.; Fournier, M.; Fedeli, J.-M.; Dinu, R.; Bolten, J.; Wahlbrink, T.; Waldow, M.: 'Silicon-organic hybrid integration and photonic wire bonding: Enabling technologies for heterogeneous photonic systems,' Optical Society of America 97th Annual Meeting (OSA'13): Frontiers in Optics (FiO'13), Orlando (FL), USA, October 05–10, 2013 (invited). Paper FTu1E.3
  324. Freude, W.: 'Nanophotonics for nonlinear applications,' Workshop on Recent Advances in Photonics (WRAP'13), Indian Institute of Technology Delhi (IITD), New Delhi, India, December 17–18, 2013 (invited)

    2014
  325. Schmogrow, R. M.; Schindler, P. C.; Koos, C.; Freude, W.; Leuthold, J.; 'Pulse-shaping for spectrally-efficient coherent optical networks: OFDM, Nyquist signaling, and DFT-spread OFDM,' OPTO SPIE Photonics West (OPTO-SPIE'14), San Francisco (CA), USA, Feb. 1-6, 2014 (invited). Paper 9009-8
  326. Koos, C.; Freude, W.; Lindenmann, N.; Koeber, S.; Hoose, T.; Billah, M. R.: '3D two-photon lithography: An enabling technology for photonic wire bonding and multi-chip integration,' LASE SPIE Photonics West (LASE-SPIE'14), San Francisco (CA), USA, Feb. 1-6, 2014 (invited). Paper 8970-5
  327. Dreschmann, M.; Meyer, J.; Hübner, M.; Schmogrow, R.; Hillerkuss, D.; Becker, J.; Leuthold, J.; Freude, W.: 'An ultra-high speed OFDMA system for optical access networks,' Intern. Conf. Computing, Networking and Communications (ICNC'14), Honolulu  (Hawaii), USA, Feb. 03 - 06, 2014. Workshop on Computing, Networking and Communications
  328. Palmer, R.; Koeber, S.; Woessner, M.; Elder, D. L.; Heni, W.; Korn, D.; Yu, H.; Lauermann, M. Bogaerts, W.; Dalton, L. R. Freude, W.; Leuthold, J.; Koos, C.: 'High-speed silicon-organic hybrid (SOH) modulators with 230 pm/V electro-optic coefficient using advanced materials,' Optical Fiber Communication Conference (OFC'14), San Francisco (CA), USA, 09.–13.03.2014. Paper M3G.4
  329. Lauermann, M.; Weimann, C.; Knopf, A.; Elder, D. L.; Heni, W.; Palmer, R.; Korn, D.; Schindler, P.; Koeber, S.; Alloatti, L.; Yu, H.; Bogaerts, W.; Dalton, L. R.; Rembe, C.; Leuthold, J.; Freude, W.; Koos, C.: 'Integrated silicon-organic hybrid (SOH) frequency shifter,' Optical Fiber Communication Conference (OFC'14), San Francisco (CA), USA, 09.–13.03.2014. Paper Tu2A.1
  330. Weimann, C.; Schindler, P.; Bekele, D.; Palmer, R.; Korn, D.; Pfeifle, J.; Koeber, S.; Schmogrow, R.; Alloatti, L.; Elder, D. L.; Yu, H.; Bogaerts, W.; Dalton, L. R.; Freude, W.; Leuthold, J.; Koos, C.: 'Data transmission at Terabit/s data rates using silicon-organic hybrid (SOH) frequency combs,' Optical Fiber Communication Conference (OFC'14), San Francisco (CA), USA, 09.–13.03.2014. Paper Th4I.2
  331. Pfeifle, J.; Yu, Y.; Schindler, P.; Brasch, V.; Herr, T.; Weimann, C.; Hartinger, K.; Holzwarth, R.; Freude, W.; Kippenberg, T. J.; Koos, C.: 'Transmission of a 1.44 Tbit/s data stream using a feedback-stabilized SiN Kerr frequency comb source,' Optical Fiber Communication Conference (OFC'14), San Francisco (CA), USA, 09.–13.03.2014. Paper Th1A.6
  332. Lindenmann, N.; Dottermusch, S.; Hoose, T.; Bilha, M. R.; Koeber, S.; Freude, W.; Koos, C.: 'Connecting silicon photonic circuits to multi-core fibers by photonic wire bonding,' Optical Interconnects Conference (OI'14), Loews Coronado Bay, Coronado, California, USA, 04.–07.05.2014. Paper Mxy
  333. Vujicic, V; Pfeifle, J.; Watts, R.; Schindler, P.; Weimann, C.; Zhou, R.; Freude, W.; Koos, C.; Barry, L.: 'Flexible terabit/s Nyquist-WDM superchannels with net SE > 7bit/s/Hz using a gain-switched comb source,' Conf. on Lasers and Electro-Optics (CLEO'14), San Jose (CA), USA, June 8–13, 2014. Paper SW1J.3
  334. Lauermann, M.; Palmer, R.; Koeber, S.; Schindler, P.; Korn, D.; Wahlbrink, T.; Bolten, J.; Waldow, M.; Elder, D.; Dalton, L.; Leuthold, J.; Freude, W.; Koos, C.: '16QAM silicon-organic hybrid (SOH) modulator operating with 0.6 Vpp and 19 fJ/bit at 112 Gbit/s,' Conf. on Lasers and Electro-Optics (CLEO'14), San Jose (CA), USA, June 8–13, 2014. Paper SM2G.6 (invited)
  335. Schneider, S.; Lauermann, M.; Weimann, C.; Freude, W.; Koos, C.: 'Silicon photonic optical coherence tomography system,' Conf. on Lasers and Electro-Optics (CLEO'14), Symposium on Novel Light Sources and Photonic Devices in Optical Imaging I, San Jose (CA), USA, June 8–13, 2014. Paper ATu2P.4
  336. Weimann, C.; Lauermann, M.; Fehrenbach, T.; Palmer, R.; Hoeller, F.; Freude, W.; Koos, C.: 'Silicon photonic integrated circuit for fast distance measurement with frequency combs,' Conf. on Lasers and Electro-Optics (CLEO'14), San Jose (CA), USA, June 8–13, 2014. Paper STh4O.3
  337. Nesic, A.; Palmer, R.; Koeber, S.; Korn, D.; Koenig, S.; Elder, D.; Dalton, L.; Freude, W.; Koos, C.: 'Demonstration of difference frequency generation in a silicon slot waveguide,' Conf. on Lasers and Electro-Optics (CLEO'14), San Jose (CA), USA, June 8–13, 2014. Paper STh1I.2
  338. Lauermann, M.; Weimann, C.; Palmer, R.; Schindler, P. C.; Koeber, S.; Rembe, C.; Freude, W.; Koos, C.: ‘Integrated nanophotonic frequency shifter on the silicon-organic hybrid (SOH) platform for laser vibrometry’; 11th International Conference on Vibration Measurements by Laser and Noncontact Techniques (AIVELA'14), Ancona, Italy, June 25–27, 2014, AIP Conf.  Proc., Vol. 1600, Issue 1 (2014) 426–430
  339. Freude, W.; Koenig, S.; Lopez-Diaz, D.; Antes, J.; Boes, F.; Henneberger, R.; Leuther, A.; Tessmann, A.; Schmogrow, R.; Hillerkuss, D.; Palmer, R.; Zwick, T.; Koos, C.; Ambacher, O.; Leuthold, J.; Kallfass, I.: 'Wireless communications on THz carriers takes shape,' 16th Intern. Conf. on Transparent Optical Networks (ICTON'14), Graz, Austria, July 6–10, 2014 (invited). Paper We.D2.1
  340. Koos, C.; Leuthold, J.; Freude, W.; Dalton, L. R.; Koeber, S.; Palmer, R.; Weimann, C.; Elder, D. L.; Heni, W.; Korn, D.; Pfeifle, J.; Wolf, S.; Bekele, D.; Woessner, M.; Alloatti, L.; Schindler, P. C.: Koenig, S.: 'Femtojoule modulation and frequency comb generation in silicon-organic hybrid devices,' 16th Intern. Conf. on Transparent Optical Networks (ICTON'14), Graz, Austria, July 6–10, 2014 (invited). Paper We.C2.1
  341. Ludwig, A.; Schulz, M.-L.; Schindler, P.; Kuder, K.; Wolf, S.; Koos, C.; Freude, W.; Leuthold, J.: 'Stacking modulation formats for highest-sensitivity,' Photonic Networks and Devices (NETWORKS'14), San Diego (CA), USA, July 13–17, 2014. Paper JM2B.2
  342. Melikyan, A.; Alloatti, L.; Muslija, A.; Hillerkuss, D.; Schindler, P. C.; Li, J.; Palmer, R.; Korn, D.; Lindenmann, N.; Muehlbrandt, S.; Walheim, S.; Vincze, P.; Leufke, P. M.; Ulrich, S.; Ye, J.; Van Thourhout, D.; Chen, B.; Dinu, R.; Sommer, M.; Hahn, H.; Schimmel, T.; Koos, C.; Kohl, M.; Freude, W.; Leuthold, J.: 'High-speed plasmonic modulators integrated photonics research,' Integrated Photonics Research, Silicon and Nanophotonics (IPR'14), San Diego (CA), USA, July 13–17, 2014  (invited). Paper IT2A.6
  343. Koos, C.; Kippenberg, T.; Dalton, L.; Freude, W.; Pfeifle, J.; Herr, T.; Weimann, C.; Palmer, R.; Koeber, S.; Lauermann, M.; Elder, D.: 'Chip-scale frequency comb sources for terabit communications, URSI General Assembly and Scientific Symposium (URSI GASS'14), Beijing, China, August 16–23, 2014 (invited)
  344. Palmer, R.; Koeber, S.; Woessner, M.; Heni, W.; Elder, D.  L.; Korn, D.; Weimann, C.; Schindler, P. C.; Bekele, D.; Alloatti,  L.; Bogaerts, W.; Dalton, L. R.: Leuthold, J.; Freude, W.; Koos, C.: 'Progress in silicon-organic hybrid (SOH) integration,' IEEE 11th Intern. Conf. Group IV Photonics (GFP'14), Cité Internationale Universitaire de Paris, Paris, France, Aug. 27–29, 2014 (invited)
  345. Leuthold, J.; Melikyan, A.; Alloatti, L.; Korn, D.; Palmer, R.; Hillerkuss, D.; Lauermann, M.; Schindler, P. C.; Chen, B.; Dinu, R.; Elder, D. L.; Dalton, L. R.; Koos, C.; Kohl, M.; Freude, W.; Hafner, C.: 'From silicon organic hybrid to plasmonic modulation,' 40th European Conf. Opt. Commun. (ECOC'14), Cannes, France, Sept. 21–25, 2014. Paper We.3.1.2 (invited)
  346. Koos, C.; Freude, W.; Kippenberg, T. J.; Leuthold, J.; Dalton, L. R.; Pfeifle, J.; Weimann, C.; Lauermann, M.; Palmer, R.; Koeber, S.; Wolf, S.; Schindler, P.; Brasch, V.; Elder, D: 'Terabit/s optical transmission using chip-scale frequency comb sources,' 40th European Conf. Opt. Commun. (ECOC'14), Cannes, France, Sept. 21–25, 2014. Paper Mo.3.4.5 (invited)
  347. Wolf, S.; Schindler, P. C.; Ronniger, G.; Lauermann, M.; Palmer, R.; Koeber, S.; Korn, D.; Bogaerts, W.; Leuthold, J.; Freude, W.; Koos, C.: '10 GBd SOH modulator directly driven by an FPGA without electrical amplification,' 40th European Conf. Opt. Commun. (ECOC'14), Cannes, France, Sept. 21–25, 2014. Paper Mo.4.5.4
  348. Schindler, P. C.; Lauermann, M.; Wolf, S.; Korn, D.; Palmer, R.; Koeber, S.; Heni, W.; Ludwig, A.; Schmogrow, R.; Elder, D. L.; Dalton, L. R.; Bogaerts, W.; Yu, H.; Freude, W.; Leuthold, J.; Koos, C.: 'Ultra-short silicon-organic hybrid (SOH) modulator for bidirectional polarization-independent operation,' 40th European Conf. Opt. Commun. (ECOC'14), Cannes, France, Sept. 21–25, 2014. Paper Mo.4.5.5
  349. Schindler, P. C.; Agmon, A.; Wolf, S.; Bonk, R.; Meder, L.; Meltsin, M.; Ludwig, A.; Becker, J.; Nazarathy, M.; Ben-Ezra, S.; Pfeiffer, T.; Freude, W.; Leuthold, J.; Koos, C.: 'Ultra-dense, single-wavelength DFT-spread OFDM PON with laserless 1 Gb/s ONU at only 300 MBd per spectral group,' 40th European Conf. Opt. Commun. (ECOC'14), Cannes, France, Sept. 21–25, 2014. Paper We.1.6.5
  350. Lauermann, M.; Palmer, R.; Koeber, S.; Schindler, P. C.; Korn, D.; Wahlbrink, T.; Bolten, J.; Waldow, M.; Elder, D. L.; Dalton, L. R.; Leuthold, J.; Freude, W.; Koos, C.: '40 GBd 16QAM modulation at 160 Gbit/s in a silicon-organic hybrid (SOH) modulator,' 40th European Conf. Opt. Commun. (ECOC'14), Cannes, France, Sept. 21–25, 2014. Paper We.3.1.3
  351. Wolf, S.; Lauermann, M.; Ronniger, G.; Schindler, P. C.; Palmer, R.; Koeber, S.; Bogaerts, W.; Leuthold, J.; Freude, W.; Koos, C.: 'DAC-less and amplifier-less generation and transmission of 16QAM signals using a sub-Volt silicon photonic modulator,' 40th European Conf. Opt. Commun. (ECOC'14), Cannes, France, Sept. 21–25, 2014. Postdeadline Paper PD.4.5
  352. Köhnle, K.; Lauermann, M.; Bacher, A.; Nees, M. -K.; Muehlbrandt, S.; Palmer, R.; Muslija, A.; Jakobs, P. -J.; Freude, W.; Koos, C.: 'Silicon-organic hybrid phase modulator based on sub-wavelength grating waveguides, Micro and Nano Engineering (MNE2014), Lausanne, Switzerland, September 22–26, 2014. Session: D2L-B, Paper 8127
  353. Meder, L.; Schindler, P. C.; Agmon, A.; Meltsin, M.; Bonk, R.; Meyer, J.; Dreschmann, M.; Tolmachev, A.; Hilgendorf, R.; Nazarathy, M.; Ben-Ezra, S.; Pfeiffer, T.; Freude, W.; Leuthold, J.; Koos, C.; Becker, J.: 'Flexible real-time transmitter at 10 Gbit/s for SCFDMA PONs focusing on low-cost ONUs,' Conf. on Design & Architectures for Signal & Image Processing (DASIP'14), Madrid, Spain, Oct. 8–10, 2014. Wednesday Oct. 8, Session 1
  354. Koenig, S.; Lopez-Diaz, D.; Antes, J.; Boes, F.; Henneberger, R.; Leuther, A.; Tessmann, A.; Schmogrow, R.; Hillerkuss, D.; Palmer, R.; Zwick, T.; Koos, C.; Freude, W.; Ambacher, O.; Leuthold, J.; Kallfass, I.: 'Wireless sub-THz communication system with high data rate enabled by RF photonics and active MMIC technology,' IEEE Photonics Conference (IPC'14), San Diego (CA), USA, October 12–16, 2014 (invited)
  355. Leuthold, J.; Koenig, S.; Hillerkuss, D.; Zwick, T.; Koos, C.; Freude, W.; Kallfass, I.: 'RF photonic transmission beyond 100 Gbit/s,' Asia Communications and Photonics Conference (ACP'14), Shanghai,  2014. Paper ATh1F
  356. Freude, W.:  'Free-space terahertz transmission at 100 Gbit/s,' 12th Intern. Conf. on Fiber Optics & Photonics (Photonics'14), Indian Institute of Technology Kharagpur (IIT Kharagpur), Kharagpur, West Bengal, India, December 13–16, 2014 (plenary talk)


    357. 2015
  357. Koos, C.; Kippenberg, T. J.; Barry, L. P.; Dalton, L.; Freude, W.; Leuthold, J.; Pfeifle, J.; Weimann, C.; Lauermann, M.; Kemal, J. N.; Palmer, R.; Koeber, S.; Schindler, P. C.; Herr, T.; Brasch, V.; Watts, R. T.; Elder, D.: 'Terabit/s communications using chip-scale frequency comb sources,' LASE SPIE Photonics West (LASE-SPIE'15), San Francisco (CA), USA, Feb. 7-12, 2015 (invited). Paper 9343-13
  358. Koos, C.; Leuthold, L.; Freude, W.; Kohl, M.; Dalton, L.; Bogaerts, W.; Giesecke, A. L., Lauermann, M.; Melikyan, A.; Koeber, S.; Wolf, S.; Weimann, C.; Muehlbrandt, S.; Koehnle, K.; Pfeifle, J.; Palmer, R.; Alloatti, L.; Elder, D.; Wahlbrink, T.; Bolten, J.: 'Silicon-organic hybrid (SOH) and plasmonic-organic hybrid (POH) integration,' Optical Fiber Communication Conference (OFC'15), Los Angeles (CA), USA, 22.–26.03.2015 (invited). Paper Tu2A.1
  359. Lauermann, M.; Wolf, S.; Palmer, R.; Bielik, A.; Altenhain, L.; Lutz, J.; Schmid, R.; Wahlbrink, T.; Bolten, J.; Giesecke, A. L.;  Freude, W.; Koos, C.: '64 GBd operation of a silicon-organic hybrid modulator at elevated temperature,' Optical Fiber Communication Conference (OFC'15), Los Angeles (CA), USA, 22.–26.03.2015. Paper Tu2A.5
  360. Pfeifle, J.; Watts, R.; Shkarban, I.; Wolf, S.; Vujicic, V.; Landais, P.; Chimot, N.; Joshi, S.; Merghem, K.; Calò, C.; Weber, M.; Ramdane, A.; Lelarge, F.; Barry, L.; Freude, W.; Koos, C.: 'Simultaneous phase noise reduction of 30 comb lines from a quantum-dash mode-locked laser diode enabling coherent Tbit/s data transmission,' Optical Fiber Communication Conference (OFC'15), Los Angeles (CA), USA, 22.–26.03.2015. Paper Tu3I.5
  361. Pfeifle, J.; Shkarban, I.; Wolf, S.; Kemal, J.; Weimann, C.; Hartmann, W.; Chimot, N.; Joshi, S.; Merghem, K.; Martinez, A.; Weber, M.; Ramdane, A.; Lelarge, F.; Freude, W.; Koos, C.: 'Coherent terabit communications using a quantum-dash mode-locked laser and self-homodyne detection,' Optical Fiber Communication Conference (OFC'15), Los Angeles (CA), USA, 22.–26.03.2015. Paper W2A.19
  362. W. Freude: 'Wissen schaffen – Anspruch und Wirklichkeit,' Vortrag im Rahmen der 'Kamingespräche' auf Einladung des Young Investigator Network (YIN) am Karlsruher Institut für Technologie (KIT), Heinrich-Hertz-Haus, Karlsruhe, 24.04.2015
  363. Billah, M.  R.; Hoose, T.; Onanuga, T.; Lindenmann, N.; Dietrich, P.; Wingert, T.; Goedecke, M. L.; Hoffmann, A.; Troppenz, U.; Sigmund, A.; Möhrle, M.; Freude, W.; Koos, C.: 'Multi-chip integration of lasers and silicon photonics by photonic wire bonding,' Conf. on Lasers and Electro-Optics (CLEO'15), San Jose (CA), USA, May 10–15, 2015. Paper STu2F.2
  364. Muehlbrandt, S.; Melikyan, A.; Koehnle, K.; Harter, T.; Muslija, A.; Vincze, P.; Wolf, S.; Jakobs, P. -J.; Fedoryshyn, Y.; Freude, W.; Leuthold, J.; Koos, C.; Kohl, M.: 'Plasmonic internal photoemission detectors with responsivities above 0.12 A/W,' Conf. on Lasers and Electro-Optics (CLEO'15), San Jose (CA), USA, May 10–15, 2015. Paper FTh3E.3
  365. Melikyan, A.; Köhnle, K.; Lauermann, M.; Palmer, R.; Koeber, S.; Muehlbrandt, S.; Schindler, P.; Elder, D.; Wolf, S.; Heni, W.; Haffner, C.; Fedoryshyn, Y.; Hillerkuss, D.; Sommer, M.; Dalton, L.; VanThourhout, D.; Freude, W.; Kohl, M.; Leuthold, J.; Koos, C.: 'Plasmonic-organic hybrid (POH) modulators for OOK and BPSK signaling at 40 Gbit/s,' Conf. on Lasers and Electro-Optics (CLEO'15), San Jose (CA), USA, May 10–15, 2015. Paper SM1I.1
  366. Pfeifle, J.; Kordts, A.; Marin, P.; Karpov, M.; Pfeiffer, M.; Brasch, V.; Rosenberger, R.; Kemal, J.; Wolf, S.; Freude, W.; Kippenberg, T.; Koos, C.: 'Full C and L-band transmission at 20 Tbit/s using cavity-soliton Kerr frequency combs,' Conf. on Lasers and Electro-Optics (CLEO'15), San Jose (CA), USA, May 10–15, 2015. Postdeadline Paper JTh5C.8
  367. Weimann, C.; Hoeller, F.; Freude, W.; Koos, C.: 'High-precision laser ranging for industrial metrology with dual-color electro-optic frequency combs,' 116th Annual DGaO Conference (DGaO'15), Brno, Czech Republic, 26-29 May, 2015. Paper A4 (2015)
  368. Koos, C.; Freude, W.; Leuthold, J.; Kohl, M.; Dalton, L. R.; Bogaerts, W.; Lauermann, M.; Melikyan, A.; Wolf, S.; Weimann, C.; Muehlbrandt, S.; Pfeifle, J.; Koeber, S.; Palmer, R.; Schindler, P. C.; Elder, D. L.: 'Silicon-organic (SOH) and plasmonic-organic (POH) hybrid integration: Extending the capabilities of silicon photonics and plasmonics,' 20th OptoElectronics and Communications Conference (OECC'15), Shanghai, China, June 28 – July 2, 2015 (invited). Paper 1570090761
  369. Freude, W.; Pfeifle, J.; Watts, R.; Shkarban, I.; Wolf, S.; Vujicic, V.; Landais, P.; Chimot, N.; Joshi, S.; Merghem, K.; Calò, C.; Weber, M.; Ramdane, A.; Lelarge, F.; Barry, L.; Koos, C.: 'Phase-noise compensated carriers from an optical frequency comb allowing terabit transmission,' 17th Intern. Conf. on Transparent Optical Networks (ICTON'15), Budapest, Hungary, July 5–9, 2015 (invited). Paper Tu.B5.1
  370. Koos, C.; Freude, W.; Leuthold, J.; Dalton, L.R.; Bogaerts, W.; Lauermann, M.; Wolf, S.; Palmer, R.; Koeber, S.; Ronniger, G.; Geistert, K.; Schindler, P. C.; Elder, D. L.; Wahlbrink, T.; Bolten, J.; Giesecke, A. L.; Koenigsmann, M.; Kohler, M.; Malsam, D.: 'Silicon-organic hybrid integration for low-power and high-speed signal generation,' 17th Intern. Conf. on Transparent Optical Networks (ICTON'15), Budapest, Hungary, July 5–9, 2015 (invited). Paper We.C5.1
  371. Koos, C.; Kippenberg, T. J.; Barry, L. P.; Dalton, L.; Ramdane, A.; Lelarge, F.; Freude, W.; Pfeifle, J.; Weimann, C.; Kemal, J. N.; Lauermann, M.; Wolf, S.; Shkarban, I.; Koeber, S.; Herr, T.; Brasch, V.; Watts, R. T.; Elder, D.: 'Coherent terabit communications using chip-scale frequency comb sources,' OSA Topical Meeting on Nonlinear Optics (NLO'15), Kauai, Hawaii, USA, July 26–31, 2015 (invited). Paper NTh2A.1
  372. Kemal, J. N.; Pfeifle, J.; Marin, P.; Deseada Gutierrez Pascual, M.; Wolf, S.; Smyth, F.; Freude, W.; Koos, C.: 'Parallel multi-wavelength intradyne reception using an optical frequency comb as a local oscillator,' 41th European Conf. Opt. Commun. (ECOC'15), Valencia, Spain, Sept. 27 – Oct. 5, 2015. Paper P_4_18
  373. Hartmann, W.; Lauermann, M.; Wolf, S.; Zwickel, H.; Kutuvantavida, Y.; Luo, J.; Jen, A. K.-Y.; Freude, W.; Koos, C.: '100 Gbit/s OOK using a silicon-organic hybrid (SOH) modulator,' 41th European Conf. Opt. Commun. (ECOC'15), Valencia, Spain, Sept. 27 – Oct. 5, 2015. Postdeadline Paper PDP1.4_1078
  374. Koos, C.; Freude, W.; Leuthold, J.; Kohl, M.; Dalton, L. R.; Bogaerts, W.; Lauermann, M.; Wolf, S.; Weimann, C.; Melikyan, A.; Lindenmann, N.; Billah, M. R.; Muehlbrandt, S.; Koeber, S.; Palmer, R.; Koehnle, K.; Alloatti, L.; Elder, D. L.; Giesecke, A.-L.; Wahlbrink, T.: 'Silicon-organic hybrid (SOH) integration and photonic multi-chip systems: Extending the capabilities of the silicon photonic platform,' 28th Annual Conf. of the IEEE Photonics Society (IPC'15), Reston (VA), USA, Oct. 4–8, 2015 (invited). Paper MF2.1
  375. Alloatti, L.; Kieninger, C.; Froelich, A.; Lauermann, M.; Frenzel, T.; Koehnle, K.; Freude, W.; Leuthold, J.; Koos, C.; Wegener, M.: 'Second-harmonic generation from atomic-scale ABC-type laminate optical metamaterials,'  SPIE 9544, Metamaterials, Metadevices, and Metasystems 2015, San Diego (CA), USA. 95440Y-95440Y-1 (presentation recording, invited)
  376. Dietrich, P.-I.; Wondimu, S.F.; Wienhold, T.; Steidle, M.; Hofmann, A.; Lindenmann, N.; Billah, M. R.; Hoose, T.; Blaicher, M.; Freude, W.; Koos, C.: 'Herstellung mikrooptischer Komponenten durch Zwei-Photonen-Polymerisation,' MikroSystemTechnik-Kongress „Von Bauelementen zu Systemen“, Karlsruhe, Germany, Oct. 26–28, 2015. EDAS Paper-ID 1570106799


    377. 2016
  377. Freude, W.; Koos, C.: 'Silicon-organic hybrid (SOH) integration and multi-chip systems: Extending the capabilities of the silicon photonic platform,' Workshop “Silicon & Diamond Photonics“, PhotonicNet GmbH, Haus der Kulturen, Braunschweig, Germany, March 8–9, 2016 (invited)
  378. Freude, W.: 'Optical modulators, network monitors, and high-speed wireless links: Towards OpEx and CapEx saving networks,' 3rd Green Photonics Symposium at Technion (Russell Berrie Nanotechnology Institute), Haifa, Israel,  March 29–30, 2016 (invited)
  379. Wolf, S.; Lauermann, M.; Hartmann, W.; Zwickel, H.; Kutuvantavida, Y.; Koenigsmann, M.; Gruen, M.; Luo, J.; Jen, A.; Freude, W.; Koos, C.: 'An energy-efficient 252 Gbit/s silicon-based IQ-modulator,' Optical Fiber Communication Conference (OFC'16), Los Angeles (CA), USA, 20.–24.03.2016. Paper Th3J.2
  380. Hoose, T.; Billah, M.; Marin, P.; Blaicher, M.; Dietrich, P.; Hofmann, A.; Troppenz, U.; Möhrle, M.; Lindenmann, N.; Thiel, M.; Simon, P.; Hoffmann, J.; Goedecke, M.; Freude, W.; Koos, C.: 'Connecting surface and edge emitting lasers to silicon chips,' Optical Fiber Communication Conference (OFC'16), Los Angeles (CA), USA, 20.–24.03.2016. Paper M2I.7
  381. Koos, C.; Freude, W.; Leuthold, J.; Dalton, L. R.; Wolf, S.; Zwickel, H.; Hoose, T.; Billah, M. R.; Lauermann, M.; Weimann, C.; Hartmann, W.; Melikyan, A.; Lindenmann, N.; Koeber, S.; Palmer, R.; Alloatti, L.; Giesecke, A. L.; Wahlbrink, T.: 'Silicon-organic hybrid (SOH) integration,' Optical Interconnects Conference (OI'16), Hyatt Regency Mission Bay Spa & Marina, San Diego (CA), USA, May 9-11, 2016 (invited)
  382. Dietrich, P.; Reuter, I.; Blaicher, M.; Schneider, S.; Billah, M. R.; Hoose, T.; Hofmann, A.; Caer, C.; Dangel, R.; Offrein, B.; Moehrle, M.; Troppenz, U.; Zander, M.; Freude, W.; Koos, C.: 'Lenses for low-loss chip-to-fiber and fiber-to-fiber coupling fabricated by 3D direct-write lithography,' Conf. on Lasers and Electro-Optics (CLEO'16), San Jose (CA), USA, June 5–10, 2016. Paper SM1G.4
  383. Harter, T.; Muehlbrandt, S.; Ummethala, S.; Schmid, A.; Bacher, A.; Hahn, L.; Kohl, M.; Freude, W.; Koos, C.: 'Silicon-plasmonic photomixer for generation and homodyne reception of continuous-wave THz radiation,' Conf. on Lasers and Electro-Optics (CLEO'16), San Jose (CA), USA, June 5–10, 2016. Paper SM4E.5
  384. Marin, P.; Pfeifle, J.; Karpov, M.; Trocha, P.; Rosenberger, R.; Vijayan, K.; Wolf, S.; Kemal, J. N.; Kordts, A.; Pfeiffer, M.; Brasch, V.; Freude, W.; Kippenberg, T. J.; Koos, C.: '50 Tbit/s massively parallel WDM transmission in C and L band using interleaved cavity-soliton Kerr combs,' Conf. on Lasers and Electro-Optics (CLEO'16), San Jose (CA), USA, June 5–10, 2016. Paper STu1G.1 (invited)
  385. Marin, P.; Pfeifle, J.; Kemal, J. N.; Wolf, S.; Vijayan, K.; Chimot, N.; Martinez, A.; Ramdane, A.; Lelarge, F.; Freude, W.; Koos, C.:  '8.32 Tbit/s coherent transmission using a quantum-dash mode-locked laser diode,' Conf. on Lasers and Electro-Optics (CLEO'16), San Jose (CA), USA, June 5–10, 2016. Paper STh1F.1
  386. Freude, W.; Schneider, S.; Weimann, C.; Hoeller, F.; Lauermann, M.; Dietrich, P-I.; Koos, C.: 'Integrated optics for optical coherence tomography and surface topography characterization,' Light: Science & Applications, Light Conference (Light Conference'16), Changchun, China, July 4-8, 2016 (invited)
  387. Freude, W.; Schneider, S.; Lauermann, M.; Dietrich, P.-I.; Weimann, C.; Koos, C.: 'Silicon photonic integrated circuit for optical coherence tomography,' 18th Intern. Conf. on Transparent Optical Networks (ICTON'16), Trento, Italy, July 10-14, 2016. Paper Tu.C5.1 (invited)
  388. Koos, C.; Kippenberg, T. J.; Barry, L. P.; Dalton, L.; Ramdane, A.; Lelarge, F.; Freude, W.; Kemal, J. N.; Marin, P.; Wolf, S.; Trocha1, P.; Pfeifle, J.; Weimann, C.; Lauermann, M.; Herr, T.; Brasch, V.; Watts, R. T.; Elder, D.; Martinez, A.; Chimot, N.: 'Multi-terabit/s transmission using chip-scale frequency comb sources,' 18th Intern. Conf. on Transparent Optical Networks (ICTON'16), Trento, Italy, July 10-14, 2016. Paper We.A5.1 (invited)
  389. Haldar, R.; Mishra, V.; Koos, C.; Freude, W.; Varshney, S. K.: 'Fabrication tolerant, temperature insensitive high-Q nested off-axis microring resonators,' Conf. on Integrated Photonics Research, Silicon and Nano- Photonics (IPR'16), Vancouver, British Columbia, Canada, July 18–20, 2016. Paper ITu1B.4
  390. Koos, C.; Freude, W.; Dalton, L.; Kippenberg, T. J.; Barry, L. P.; Ramdane, A.; Lelarge, F.; Wolf, S.; Zwickel, H.; Lauermann, M.; Weimann, C.; Hartmann, W.; Kemal, J. N.; Marin, P.; Trocha, P.; Pfeifle, J.; Herr, T.; Brasch, V.; Watts, R. T.; Elder, D.; Martinez, A.; Panapakkam, V.; Chimot, N.: 'Silicon-organic hybrid (SOH) devices and their use in comb-based communication systems,' 13th International Conference on Group IV Photonics (GFP'16), Shanghai, China, August 24–26, 2016  (invited)
  391. Marin, P.; Kemal, J. N.; Trocha, P.; Wolf , S.; Kordts, A.; Karpov, M.; Pfeiffer, M. H. P.; Brasch, V.; Freude, W.; Kippenberg, T. J.; Koos, C.: '34.6 Tbit/s WDM transmission using soliton Kerr frequency combs as optical source and local oscillator,' 42th European Conf. Opt. Commun. (ECOC'16), Düsseldorf, Germany, Sept. 18 –22, 2016
  392. Nesic, A.; Blaicher, M.; Hoose, T.; Lauermann, M.; Kutuvantavida, Y.; Freude, W.; Koos, C.: 'Hybrid 2D/3D photonic integration for non-planar circuit topologies,' 42th European Conf. Opt. Commun. (ECOC'16), Düsseldorf, Germany, Sept. 18–22, 2016
  393. Wolf, S.; Hartmann, W.; Lauermann, M.; Zwickel, H.; Kutuvantavida, Y.; Kieninger, C.; Freude, W.; Koos, C.: 'High-speed silicon-organic hybrid (SOH) modulators,' 42th European Conf. Opt. Commun. (ECOC'16), Düsseldorf, Germany, Sept. 18 –22, 2016 (invited)
  394. Zwickel, H.; Wolf, S.; Kutuvantavida, Y.; Kieninger, C.; Lauermann, M.; Freude, W.; Koos, C.: '120 Gbit/s PAM-4 signaling using a silicon-organic hybrid (SOH) Mach-Zehnder modulator,' 42th European Conf. Opt. Commun. (ECOC'16), Düsseldorf, Germany, Sept. 18 –22, 2016


    395. 2017
  395. Koos, C.; Kippenberg, T. J.; Barry, L. P.; Ramdane, A.; Lelarge, F.; Freude, W.; Marin-Palomo, P.; Kemal, J. N.; Weimann, C.; Wolf, S.; Trocha, P.; Pfeifle, J.; Karpov, M.; Kordts, A.; Brasch, V.; Watts, R. T.; Martinez, A.; Panapakkam, V.; Chimot, N.: 'Chip-scale frequency comb generators for high-speed communications and optical metrology,' LASE-SPIE Photonics West (LASE-SPIE'17), San Francisco (CA), USA, Jan. 28 - Feb. 2, 2017. Paper 10090-15 (invited)
  396. Koos, C.; Freude, W.; Leuthold, J.; Dalton, L. R.; Wolf, S.; Muehlbrandt, S.; Melikyan, A.; Zwickel, H.; Kutuvantavida, Y.; Harter, T.; Lauermann, M.; Elder, D. L.: 'Nanophotonic modulators and photodetectors using silicon photonic and plasmonic device concepts,' OPTO-SPIE Photonics West (OPTO-SPIE'17), San Francisco (CA), USA, Jan. 28 - Feb. 2, 2017. Paper 10098-6 (invited)
  397. Zwickel, H.; De Keulenaer, T.; Wolf, S.; Kieninger, C.; Kutuvantavida, Y.; Lauermann, M.; Verplaetse, M.; Pierco, R.; Vaernewyck, R.; Vyncke, A.; Yin, X.; Torfs, G.; Freude, W.; Mentovich, E.; Bauwelinck, J.; Koos, C.: '100 Gbit/s serial transmission using a silicon-organic hybrid (SOH) modulator and a duobinary driver IC,' Optical Fiber Communication Conference (OFC'17), Los Angeles (CA), USA, 19.–23.03.2017. Paper W4I.5
  398. Kemal, J. N.; Marin-Palomo, P.; Panapakkam, V.; Trocha, P.; Wolf, S.; Merghem, K.; Lelarge, F.; Ramdane, A.; Randel, S.; Freude, W.; Koos, C.: 'WDM transmission using quantum-dash mode-locked laser diodes as multi-wavelength source and local oscillator,' Optical Fiber Communication Conference (OFC'17), Los Angeles (CA), USA, 19.–23.03.2017. Paper Th3F.6
  399. Wolf, S.; Zwickel, H.; Kieninger, C.; Kutuvantavida, Y.; Lauermann, M.; Lutz, J.; Altenhain, L.; Schmid, R.; Freude, W.; Koos, C.; Randel, S.: 'Silicon-organic hybrid (SOH) IQ modulator for 100 GBd 16QAM operation,' Optical Fiber Communication Conference (OFC'17), Los Angeles (CA), USA, 19.–23.03.2017. Postdeadline Paper Th5C.1
  400. Kemal, J. N.; Marin-Palomo, P.; Merghem, K.; Guy, A.; Calo, C.; Brenot, R.; Lelarge, F.; Ramdane, A.; Randel, S.; Freude, W.; Koos, C.: '32QAM WDM transmission using a quantum-dash passively mode-locked laser with resonant feedback,' Optical Fiber Communication Conference (OFC'17), Los Angeles (CA), USA, 19.–23.03.2017. Postdeadline Paper Th5C.3
  401. Billah, M. R.; Blaicher, M.; Kemal, J. N.; Hoose, T.; Zwickel, H.; Dietrich, P.-I.; Troppenz, U.; Moehrle, M.; Merget, F.; Hofmann, A.; Witzens, J.; Randel, S.; Freude, W.; Koos, C. 8-channel 448 Gbit/s silicon photonic transmitter enabled by photonic wire bonding,' Optical Fiber Communication Conference (OFC'17), Los Angeles (CA), USA, 19.–23.03.2017. Postdeadline Paper Th5D.6
  402. Harter, T.; Weber, M.; Muehlbrandt, S.; Wolf, S.; Kemal, J. N.; Boes, F.; Nellen, S.; Goebel, T.; Giesekus, J.; Zwick, T.; Randel, S.; Freude, W.; Koos, C.: 'Wireless THz communications using optoelectronic techniques for signal generation and coherent reception,' Conf. on Lasers and Electro-Optics (CLEO'17), San Jose (CA), USA, May 14–19, 2017. Paper SM3J.2
  403. Kieninger, C.; Kutuvantavida, Y.; Zwickel, H.; Wolf, S.; Lauermann, M.; Elder, D. L.; Dalton, L. R.; Freude, W.; Randel, S.; Koos, C.: 'Record-high in-device electro-optic coefficient of 359 pm/V in a silicon-organic hybrid (SOH) modulator,' Conf. on Lasers and Electro-Optics (CLEO'17), San Jose (CA), USA, May 14–19, 2017. Paper STu3N.2
  404. Ganin, D.; Trocha, P.; Pfeiffer, M.; Karpov, M.; Kordts, A.; Krockenberger, J.; Marin-Palomo, P.; Wolf, S.; Randel, S.; Freude, W.; Kippenberg, T. J.; Koos, C.: 'Ultrafast dual-comb distance metrology using dissipative Kerr solitons,' Conf. on Lasers and Electro-Optics (CLEO'17), San Jose (CA), USA, May 14–19, 2017. Paper STh4L.6
  405. Freude, W.; Muehlbrandt, S.; Harter, T.; Melikyan, A.; Köhnle, K.; Muslija, A.; Vincze, P.; Wolf, S.; Jakobs, P.; Fedoryshyn, Y.; Leuthold, J.; Kohl, M.; Zwick, T.; Randel, S.; Koos, C.: 'PIPED: A silicon-plasmonic high-speed photodetector,' 19th Intern. Conf. on Transparent Optical Networks (ICTON'17), Girona, Spain, July 2-6, 2017. Paper Mo.D4.1 (invited) 
  406. Koos, C.; Freude, W.; Guber, A. E.; Schimmel, T.; Lauermann, M.; Schneider, S.; Weimann, C.; Muehlbrandt, S.; Harter, T.; Wondimu, S. F.; Wienhold, T.; von der Ecken, S.; Dietrich, P.-I.; Goering, G.: 'Photonic integration for metrology and sensing,' Conf. on Integrated Photonics Research, Silicon and Nano- Photonics (IPR'17), New Orleans, Louisiana, USA, 24–27 July, 2017. Paper ITh1A.1 (invited)
  407. Billah, M. R.; Kemal, J. N.; Marin-Palomo, P.; Blaicher, M.; Kutuvantavida, Y.; Kieninger, C.; Zwickel, H.; Dietrich, P.-I.; Wolf, S.; Hoose, T.; Xu, Y.; Troppenz, U.; Moehrle, M.; Randel, S.; Freude, W.; Koos, C.: 'Four-channel 784 Gbit/s transmitter module enabled by photonic wire bonding and silicon-organic hybrid modulators' 42th European Conf. Opt. Commun. (ECOC'17), Gothenburg, Sweden, Sept. 17–21, 2017. Postdeadline Paper Th.PDP.C.1
  408. Harter, T.; Adib, M.; Wolf, S.; Muehlbrandt, S.; Weber, M.; Blaicher, M.; Boes, F.; Massler, H.; Tessmann, A.; Nellen, S.; Goebel, T.; Giesekus, J.; Walther, M.; Zwick, T.; Freude, W.; Randel, S.; Koos, C.: 'Wireless multi-subcarrier THz communications using mixing in a photoconductor for coherent reception,' IEEE Photonics Conference (IPC'17), Orlando, Florida, USA, 1–5 October, 2017. Paper MA4.2
  409. Koos, C.; Freude, W.; Randel, S.; Billah, M.; Blaicher, M.; Hoose, T.; Dietrich, P.-I.; Nesic, A.; Hofmann, A.: 'Hybrid Photonic Multi-chip Integration Enabled by 3D Nano-printing,' IEEE Photonics Conference (IPC'17), Orlando, Florida, USA, 1–5 October, 2017. Paper ThF1.4 (invited)
  410. Milvich, J.; Kohler, D.; Freude, W.; Koos, C.: 'Mach-Zehnder interferometer readout for instantaneous sensor calibration and extraction of endlessly unwrapped phase,' IEEE Photonics Conference (IPC'17), Orlando, Florida, USA, 1–5 October, 2017. Paper WH3.3


    411. 2018
  411. Koos, C.; Kippenberg, T. J.; Barry, L. P.; Ramdane, A.; Brenot, R.; Freude, W.; Randel, S.; Marin-Palomo, P.; Kemal, J. N.; Trocha, P.; Ganin, D.; Weimann, C.; Wolf, S.; Pfeifle, J.; Karpov, M.; Kordts, A.; Vujicic, V.; Merghem, K.: 'Optical frequency combs and photonic integrated circuits: Tools for high-speed communications and advanced distance metrology,' SPIE Photonics West; Quantum Sensing and Nano Electronics and Photonics XV (OPTO-SPIE 2018), San Francisco (CA), Jan. 28 - Feb. 1. Paper 10540-74 (2018) (invited)
  412. Füllner, C.; Wolf, S.; Kemal, J.; Lutz, J.; Altenhain, L.; Schmid, R.; Freude, W.; Koos, C.; Randel, S.: 'Transmission of 80-GBd 16-QAM over 300 km and Kramers-Kronig reception using a low-complexity FIR Hilbert filter approximation,' Optical Fiber Communication Conference (OFC'18), San Diego (CA), USA, 11.–15.03.2018. Paper W4E.3
  413. Koos, C.; Freude, W.; Randel, S.; Billah, M. R.; Blaicher, M.; Dietrich, P.-I.; Hoose, T.; Xu, Y.; Hofmann, A.: 'Photonic wirebonding and 3D nanoprinting in optical packaging: From research to manufacturing,' SPIE Photonics Europe 2018, Strasbourg, April 23 – 26. Paper 10686-7 (2018) (invited)
  414. Kieninger, C.; Kutuvantavida, Y.; Kemal, J.; Zwickel, H.; Miura, H.; Randel, S.; Freude, W.; Yokoyama, S.; Koos, C.: 'Demonstration of long-term thermal stability of a silicon-organic hybrid (SOH) modulator at 85°C,' Conf. on Lasers and Electro-Optics (CLEO'18), San Jose (CA), USA, May 13–18, 2018. Paper SM3B.3
  415. Blaicher, M.; Billah, M.; Hoose, T.; Dietrich, P.-I.; Hofmann, A.; Randel, S.; Freude, W.; Koos, C.: '3D-printed ultra-broadband highly efficient out-of-plane coupler for photonic integrated circuits,' Conf. on Lasers and Electro-Optics (CLEO'18), San Jose (CA), USA, May 13–18, 2018. Paper STh1A.1
  416. Kohler, D.; Wondimu, S. F.; Hahn, L.; Allegro, I.; Blaicher, M.; Freude, W.; Koos, C.: 'Lasing in Si3N4-organic hybrid (SiNOH) spiral resonators,' Conf. on Lasers and Electro-Optics (CLEO'18), San Jose (CA), USA, May 13–18, 2018. Paper SM4I.6
  417. Ummethala, S.; Harter, T.; Köhnle, K.; Muehlbrandt, S.; Kutuvantavida, Y.; Kemal, J.; Schaefer, J.; Massler, H.; Tessmann, A.; Garlapati, S. K.; Bacher, A.; Hahn, L.; Walther, M.; Zwick, T.; Randel, S.; Freude, W.; Koos, K.: 'Terahertz-to-optical conversion using a plasmonic modulator,' Conf. on Lasers and Electro-Optics (CLEO'18), San Jose (CA), USA, May 13–18, 2018. Paper STu3D.4
  418. Zwickel, H.; Kemal, J.; Kieninger, C.; Kutuvantavida, Y.; Lauermann, M.; Rittershofer, J.; Pajković, R.; Lindt, D.; Randel, S.; Freude, W.; Koos, C.: 'Electrically packaged silicon-organic hybrid modulator for communication and microwave photonic applications,' Conf. on Lasers and Electro-Optics (CLEO'18), San Jose (CA), USA, May 13–18, 2018. Paper SM3B.1 (invited)
  419. Koos, C.; Freude, W.; Randel, S.; Dietrich, P.-I.; Blaicher, M.; Xu, Y.; Billah, M. R.; Hoose, T.; Trappen, M.; Hofmann, A.: 'Efficient coupling interfaces in photonic systems enabled by printed freeform micro-optics,' 20th International Conference on Transparent Optical Networks (ICTON'18), Bucharest, Romania, July 1 – 5. Paper Mo.D5.5 (2018) (invited)
  420. Freude, W.; Harter, T.; Ummethala, S.; Muehlbrandt, S.; Blaicher, M.; Wolf, S.; Weber, M.; Boes, F.; Massler, H.; Tessmann, A.; Kutuvantavida, Y.; Kemal, J. N.; Nellen, S.; Hahn, L.; Goebel, T.; Walther, M.; Zwick, T.; Randel, S.; Koos, C.: 'Wireless THz communications using optoelectronic techniques,' Light: Science & Applications, Light Conference (Light Conference'18), Changchun, China, July 16-18, 2018 (invited)
  421. Koos, C.; Randel, S.; Freude, W.; Dalton, L. R.; Wolf, S.; Kieninger, C.; Kutuvantavida, Y.; Lauermann, M.; Elder, D. L.; Muehlbrandt, S.; Zwickel, H.; Melikyan, A.; Harter, T.; Ummethala, S.; Billah, M. R.; Blaicher, M.; Dietrich, P.-I.; Hoose, T.: 'Hybrid photonic integration and plasmonic devices: New perspectives for high-speed communications and ultra-fast signal processing,' Pacific Rim Conference on Lasers and Electro-Optics (CLEO-PR 2018), Hong Kong, July 29 – August 3 (2018) (invited)
  422. Harter, T.; Ummethala, S.; Muehlbrandt, S.; Blaicher, M.; Koehnle, K.; Adib, M. M. H.; Weber, M.; Wolf, S.; Kutuvantavida, Y.; Kemal, J. N.; Nellen, S.; Hahn, L.; Tessmann, A.; Walther, M.; Zwick, T.; Randel, S.; Freude, W.; Koos, C.: 'Wireless terahertz communications using optoelectronic techniques,' Progress in Electromagnetics Research Symposium 2018 (PIERS 2018), Toyama, Japan, August 1-4, 2018. Focus Session.SC3&SC4: 'Recent Advances in Devices and System Technologies for Terahertz Wireless Communications' (invited)
  423. Trappen, M.; Blaicher, M.; Dietrich, P.-I.; Hoose, T.; Xu, Y.; Billah, M. R.; Freude, W.; Koos, C.: '3D-Printed optics for wafer-scale probing,' 44th European Conference on Optical Communication (ECOC'18), Rome, Italy, September 23-27 (2018). Paper Tu4C.2
  424. Hoose, T.; Blaicher, M.; Kemal, J. N.; Zwickel, H.; Billah, M. R.; Dietrich, P.-I.; Hofmann, A.; Freude, W.; Randel, S.; Koos, C.: 'Hardwired configurable photonic integrated circuits enabled by 3D nanoprinting,' 44th European Conference on Optical Communication (ECOC'18), Rome, Italy, September 23-27 (2018). Paper Mo4H.3 (invited)
  425. Ummethala, S.; Harter, T.; Koehnle, K.; Li, Z.; Muehlbrandt, S.; Kutuvantavida, Y.; Kemal, J. N.; Schaefer, J.; Massler, H.; Tessmann, A.; Kumar Garlapati, S.; Bacher, A.; Hahn, L.; Walther, M.; Zwick, T.; Randel, S.; Freude, W.; Koos, C.: 'Wireless transmission at 0.3 THz using direct THz-to-optical conversion at the receiver,' 44th European Conference on Optical Communication (ECOC'18), Rome, Italy, September 23-27 (2018). Paper We4H.3 (invited)
  426. Adib, M.; Pilori, D.; Füllner, C.; Freude, W.; Koos, C.; Randel, S.: 'Optical filter requirements for DWDM transmission systems with Kramers-Kronig receivers,' 44th European Conference on Optical Communication (ECOC'18), Rome, Italy, September 23-27 (2018). Poster We2.34
  427. Koos, C.; Freude, W.; Randel, S.; Billah, M. R.; Blaicher, M.; Dietrich, P.-I.; Hoose, T.; Xu, Y.; Kemal, J. N.; Nesic, A.; Hofmann, A.: 'Photonic wire bonding and 3D nanoprinting in photonic integration – from lab demonstrations to production,' 44th European Conference on Optical Communication (ECOC'18), Rome, Italy, September 23-27 (2018) (invited)
  428. Harter, T.; Füllner, C.; Kemal, J. N.; Ummethala, S.; Brosi, M.; Bründermann, E.; Freude, W.; Randel, S.; Koos, C.: '110-m THz wireless transmission at 100 Gbit/s using a Kramers-Kronig Schottky barrier diode receiver,' 44th European Conference on Optical Communication (ECOC'18), Rome, Italy, September 23-27 (2018) (Postdeadline Paper)
  429. Freude, W.: 'Wireless THz communications,' Jaypee Institute of Information Technology, JIIT Noida, India, December 11, 2018 (Short Course, 180 min)
  430. Freude, W.; Harter, T.; Ummethala, S.; Muehlbrandt, S.; Blaicher, M.; Wolf, S.; Weber, M.; Boes, F.; Massler, H.; Tessmann, A.; Kutuvantavida, Y.; Kemal, J. N.; Nellen, S.; Hahn, L.; Goebel. T.; Walther, M.; Zwick, T.; Randel, S.; Koos, C.: 'Terahertz communications meets photonics,' 14th Intern. Conf. on Fiber Optics & Photonics (Photonics'18), Indian Institute of Technology Delhi (IIT Delhi), Delhi, India, December 12–15, 2018 (invited)
  431. Freude, W.: 'Wireless THz communications,' 14th Intern. Conf. on Fiber Optics & Photonics (Photonics'18), Indian Institute of Technology Delhi (IIT Delhi), Delhi, India, December 12, 2018 (Tutorial, 180 min)

    2019
  432. Freude, W.: 'Integrated nonlinear silicon photonics,' 10th International Optoelectronics and Photonics Winter School (NLP 2019), organized by University of Trento, the Nanoscience Laboratory, and The University of Rome La Sapienza, Andalo (Trento, Italy), January 20-26, 2019 (Lectures, 120 min)
  433. Adib, M. M. H.; Kemal, J. N.; Füllner, C.; Mahmud, M.; Koos, C.; Freude, W.; Randel, S.: 'Colorless coherent passive optical network using a frequency comb local oscillator,' Optical Fiber Communication Conference (OFC'19), San Diego (CA), USA, 03.–07.03.2019. Paper Th3F.4
  434. Freude, W.: 'Wireless THz communications,' Dpto. Tecnología Electrónica Universidad Carlos III de Madrid (UC3M), Leganés Campus, Madrid (Spain), March 15, 2019 (Lectures, 180 min)
  435. Ummethala, S.; Kemal, J. N.; Lauermann, M.; Alam, A. S.; Zwickel, H.; Harter, T.; Kutuvantavida, Y.; Hahn, L.; Nandam, S. H.; Elder, D. L.; Dalton, L. R.; Freude, W.; Randel, S.; Koos, C.: 'Capacitively coupled silicon-organic hybrid modulator  for 200 Gbit/s PAM-4 signaling,'  Conf. on Lasers and Electro-Optics (CLEO'19), San Jose (CA), USA, May 5–10, 2019. Postdeadline Paper JTh5B.2
  436. Freude, W.; Harter, T.; Ummethala, S.; Muehlbrandt, S.; Blaicher, M.; Wolf, S.; Weber, M.; Boes, F.; Massler, H.; Tessmann, A.; Kutuvantavida, Y.; Kemal, J. N.; Nellen, S.; Hahn, L.; Globisch, B.; Walther, M.; Zwick, T.; Randel, S.; Koos, C.: 'Wireless terahertz communications,' Conf. on Lasers and Electro-Optics (CLEO/Europe-EQEC 2019), Munich, Germany, June 23-27, 2019 (Keynote Lecture, 45 min)
  437. Freude, W.; Harter, T.; Muehlbrandt, S.; Ummethala, S.; Nellen, S.; Hahn, L.; Randel, S.; Koos, C.: 'Silicon photonics for coherent terahertz generation and detection,' 21th Intern. Conf. on Transparent Optical Networks (ICTON'19), Angers, France, July 9-13, 2019. Paper Tu.B.2 (invited)
  438. Freude, W.; Ummethala, S.; Harter, T.; Koehnle, K.; Li, Z.; Muehlbrandt, S.; Kutuvantavida, Y.; Kemal, J.; Marin-Palomo, P.; Schaefer, J.; Tessmann, A.; Garlapati, S. K.; Bacher, A.; Hahn, L.; Walther, M.; Zwick, Z.; Randel, S.; Koos, C.: 'Wireless THz-to-optical conversion with an electro-optic plasmonic modulator,' Light: Science & Applications, Light Conference (Light Conference'19), Changchun, China, July 16-18, 2019 (invited)
  439. Harter, T.; Füllner, C.; Kemal, J. N.; Ummethala, S.; Steinmann, J. L.; Brosi, J.-M.; Hesler, J. L.; Bruendermann, E.; Freude, W.; Randel, S.; Koos, C.: 'Generalized Kramers-Kronig receiver for 16QAM wireless THz transmission at 110 Gbit/s,' 45th European Conference on Optical Communication (ECOC'19), Dublin, Ireland, September 22-26, 2019. Paper Th.2.C.4
  440. Adib, M. M. H.; Mahmud, M. S.; Kemal, J. N.; Marin-Palomo, P.; Füllner, C.; Ramdane, A.; Koos, C.; Freude, W.; Randel, S.: '24 GBd DP-QPSK upstream and downstream operation of a colourless coherent PON using an MLLD-based frequency comb,' 45th European Conference on Optical Communication (ECOC'19), Dublin, Ireland, September 22-26, 2019. Paper M.1.F.2

    2020
  441. Krimmer, J.; Füllner, C.; Freude, W.; Koos, C.; Randel, S.: 'Statistical modelling of free-space to multi-mode-fiber coupling under atmospheric turbulence,' ITG Workshop KT31 „Modellierung photonischer Komponenten und Systeme”, Karlsruhe, 18.–19.02.2020
  442. Xu, Y.; Maier, P.; Blaicher, M.; Dietrich, P.-I.; Marin-Palomo, P.; Hartmann, W.; Billah, M. Rodlin; Troppenz, U.; Moehrle, M.; Randel, S.; Freude, W.; Koos, C.: 'InP/silicon hybrid external-cavity lasers (ECL) using photonic wirebonds as coupling elements,' Optical Fiber Communication Conference (OFC'20), San Diego (CA), USA, 8.03.–12.03.2020. Paper M4H.6 
  443. Randel, S.; Harter, T.; Füllner, C.; Ummethala, S.; Koos, C.; Freude, W.: 'Opto-electronic terahertz transceivers for wireless 5G backhaul,' Optical fiber Communication Conference (OFC'20), San Diego (CA), USA, 8.03.–12.03.2020. Paper M4I.6 (invited)
  444. Kieninger, C.; Füllner, C.; Zwickel, H.; Kutuvantavida, Y.; Kemal, J. N.; Eschenbaum, C.; Freude, W.; Randel, S.; Koos, C. SOH Mach-Zehnder modulators for 100 GBd PAM4 signaling with sub-1 dB phase-shifter loss,' Optical Fiber Communication Conference (OFC'20), San Diego (CA), USA, 8.03.–12.03.2020. Paper Th3C.3
  445. Mahmud, M. S.; Kemal, J.; Adib, M. M. H.; Füllner, C.; Schindler, A.; Runge, P.; Schell, M.; Freude, W.; Koos, C.; Randel, S.: 'Optic-electronic-optic interferometer: A first experimental demonstration,' Conf. on Lasers and Electro-Optics (CLEO'20), San Jose (CA), USA, May 10–15, 2020. Paper SF1L.1 
  446. Ummethala, S.; Pammi, V. A.; Uddin, A. H. M.; Hahn, L.; Freude, W.; Koos, C.: 'Horizontal-slot plasmonic-organic hybrid (POH) modulator,' Conf. on Lasers and Electro-Optics (CLEO'20), San Jose (CA), USA, May 10–15, 2020. Paper SM2J.4
  447. Trappen, M.; Dietrich, P.-I; Burger, P.; Blaicher, M.; Göring, G.; Schimmel, Th.; Freude, W.; Hölscher, H.; Koos, C.: 'AFM engine with optical actuation and readout printed on the facet of a multi-core fiber,' Conf. on Lasers and Electro-Optics (CLEO'20), San Jose (CA), USA, May 10–15, 2020. Paper SM2N.7
  448. Koos, C.; Randel, S.; Freude, W.; Yokoyama, S.; Dalton, L. R; Zwickel, H.; Kieninger, C.; Harter, T.; Muehlbrandt, S.; Ummethala, S.; Billaha, M. R.; Blaicher, M.; Dietrich, P.-I.; Trappen, M.; Hoose, T.; Kemal, J.; Lauermann, M.; Skacelc, S.; Miurad, H.; Elder, D. L.: 'Hybrid photonic circuits: From high-speed communications to THz signal processing,' 22nd European Conference on Integrated Optics (ECIO'20), Online conference, June 23-24, 2020 (Keynote Lecture, 30 min)
  449.  Krimmer, J.; Füllner, C.; Freude, W.; Koos, C.; Randel, S.: 'Statistical analysis of free-space-to-fiber coupling under atmospheric turbulence,' Advanced Photonics Congress (Networks 2020), Washington (DC), USA, July 13-16, 2020. Paper NeTu2B.5
  450. Adib, M. M. H.; Marin-Palomo, P.; Kemal, J.; Füllner, C.; Mahmud, M. S.; Ramdane, A.; Koos, C.; Freude, W.; Randel, S.: Coherent TWDM-PON downstream architecture based on a chip-scale QD-MLLD,' Advanced Photonics Congress (Networks 2020), Washington (DC), USA, July 13–16, 2020. Paper NeM4B.3
  451.  Koos, C.; Randel, S.; Freude, W.; Zwick, T.; Scheytt, J. C.; Witzens, J.; Walther, M.; Harter, T.; Ummethala, S.; Kieninger, C.; Zwickel, H.; Marin-Palomo, P.; Muehlbrandt, S.; Füllner, C.; Schaefer, J.; Gudyriev, S.; Zazzi, A.; Mueller, J.; Tessmann, A.: 'Photonic-electronic ultra-broadband signal processing: Concepts, devices, and applications,' IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS 2020), Monterey (CA) USA, November 16–19, 2020

    2021
  452. Fang, D.; Zazzi, A.; Mueller, J.; Drayss, D.; Füllner, C.; Marin-Palomo, P.; Mashayekh, A. T.; Das, A. D.; Weizel, M.; Gudyriev, S.; Freude, W.; Randel, S.; Scheytt, J. C.; Witzens, J.; Koos, C.: 'Optical arbitrary waveform measurement (OAWM) on the silicon photonic platform,' Optical Fiber Communication Conference (OFC'21), Online Conference, 6.06.–11.06.2021. Paper F2E.6  
  453. Matalla, P.; Mahmud, M. S.; Füllner, C.; Koos, C.; Freude, W.; Randel, S.: 'Hardware comparison of feed-forward clock recovery algorithms for optical communications,' Optical Fiber Communication Conference (OFC'21), Online Conference, 6.06.–11.06.2021. Paper Th1A.10-1
  454. Adib, M. M. H.; Füllner, C.; Schwarzenberger, A.; Koos, C.; Freude, W.; Randel, S.: 'Analysis of burst mode reception in 100 Gbit/s coherent passive optical networks,' Advanced Photonics Congress (Networks 2021), Online Conference, July 26–30, 2021, Paper NeM1C.3
  455. Füllner, C.; Fang, D.; Matalla, P.; Freude, W.; Koos, C.; Randel, S.: 'Ultra-broadband electrical signal generation and IM/DD transmission of QAM signals at symbol rates up to 90 GBd,' 47th European Conference on Optical Communication (ECOC'21), Bordeaux, France, September 13-16, 2021. Paper We1C1.5
  456. Fang, D.; Drayss, D.; Lihachev, G.; Marin-Palomo, P.; Peng, H.; Füllner, C.; Kuzmin, A.; Liu, J.; Wang, R.; Snigirev, V.; Lukashchuk, A.; Zhang, M.; Kharel, P.; Witzens, J.; Scheytt, C.; Freude, W.; Randel, S.; Kippenberg, T. J.; Koos, C.: '320 GHz analog-to-digital converter exploiting Kerr soliton combs and photonic-electronic spectral stitching,'  47th European Conference on Optical Communication (ECOC'21), Bordeaux, France, September 13-16, 2021. Postdeadline Paper Th3C1-PD2.2
  457. Freude, W.: 'Field-effect PIPED: A silicon-plasmonic high-speed photodetector,' TERAOPTICS - A European Training Network, Dpto. Tecnología Electrónica Universidad Carlos III de Madrid (UC3M), Leganés Campus, Madrid (Spain), December 1, 2021 (Online Lecture, 45 min)   

    2022
  458. Drayss, D.; Fang, D.; Füllner, C.; Likhachev, G.; Henauer, T.; Chen, Y.; Peng, H.; Marin-Palomo, P.; Zwick, T.; Freude, W.; Kippenberg, T. J.; Randel, S.; Koos, C.: 'Slice-less optical arbitrary waveform measurement (OAWM) in a bandwidth of more than 600 GHz,' Optical Fiber Communication Conference (OFC'22), San Diego (CA), USA, 6.03.–10.03.2022. Paper M2I.1
  459. Henauer, T.; Sherifaj, A.; Füllner, C.; Freude, W.; Randel, S.; Zwick, T.; Koos, C.: '200 GBd 16QAM signals synthesized by an actively phase-stabilized optical arbitrary waveform generator (OAWG),' Optical Fiber Communication Conference (OFC'22), San Diego (CA), USA, 6.03.–10.03.2022. Paper M2I.2
  460. Matalla, P.; Mahmud, Md. S.; Füllner, C.; Freude, W.; Koos, C.; Randel, S.: 'Real-time feedforward clock recovery for optical burst-mode transmission,' Optical Fiber Communication Conference (OFC'22), San Diego (CA), USA, 6.03.–10.03.2022. Paper M2H.2
  461. Maier, P.; Xu, Y.; Lauermann, M.; Henniger-Ludwig, A.; Kapim, H.; Trappen, M.; Kind, T.; Weber, A.; Blaicher, M.; Dietrich, P.-I.; Wurster, C.; Randel, S.; Freude, W.; Koos, C.: '3D-printed optical elements for coupling of VCSEL and photodiode arrays to multi-core fibers in an SFP transceiver assembly,' Optical Fiber Communication Conference (OFC'22), San Diego (CA), USA, 6.03.–10.03.2022. Paper W2A.1
  462. Krimmer, J.; Schmitz, L.; Freude, W.; Koos, C.; Randel, S.: 'Spatio-temporal statistical model of free-space-to-fiber coupling under atmospheric turbulence,' Optical Fiber Communication Conference (OFC'22), San Diego (CA), USA, 6.03.–10.03.2022. Paper W2A.12
  463. Singer, S.; Xu, Y.; Skacel, S. T.; Zwickel, H.; Maier, P.; Dietrich, P.-I.; Kaschel, M.; Menzel, C.; Randel, S.; Freude, W.; Koos, C.: '3D-printed facet-attached optical elements for beam shaping in solid-state phased arrays,' Conf. on Lasers and Electro-Optics (CLEO'22), San Jose (CA), USA, May 15–20, 2022. Paper SM4P.5
  464. Maier, P.; Bremauer, C.; Bao, Y.; Xu, Y.; Ganin, D.; Randel, S.; Freude, S.; Koos, C.: 'Swept-source optical coherence tomography (SS-OCT) using a hybrid silicon photonic extemal-cavity laser (ECL),' Conf. on Lasers and Electro-Optics (CLEO'22), San Jose (CA), USA, May 15–20, 2022. Paper AM5I.4
  465. Füllner, C.; Sherifaj, A.; Henauer,T.; Fang, D.; Drayss, D.; Harter, T.; Gutema, T. Z.; Freude, W.; Randel, S.; Koos, C.: 'Photonic-electronic artitrary waveform generation up to 100 GHz using active phase stabilization,' Conf. on Lasers and Electro-Optics (CLEO'22), San Jose (CA), USA, May 15–20, 2022. Paper STh5M.3
  466. Singer, S.; Trocha, P.; Zwickel, H.; Kieninger, C.; Kemal, J.; Kaschel, M.; Menzel, C.; Randel, S.; Freude, W.; Koos, C.: 'Nonlinear loss and damage threshold in silicon photonic waveguides: Modelling and experimental verification,' Conf. on Lasers and Electro-Optics (CLEO'22), San Jose (CA), USA, May 15–20, 2022. Paper SF30.4
  467. Fuellner, C.; Sherifaj, A.; Henauer, T.; Fang, D.; Drayss, D.; Freude, W.; Koos, C.; Randel, S.: '160-GBd photonic-electronic PAM transmitter based on IQ multiplexing,' OptoElectronics and Communications Conference (OECC 2022), Toyama, Japan, Jul 03-06. Paper MB2-2
  468. Fuellner, C.; Duenkel, O.; Marin-Palomo, P.; Kemal, J. N.; Freude, W.; Koos, C.; Randel, S.: 'Performance requirements for optical frequency comb generators as optical power supplies in coherent SDM/DWDM Links,' IEEE Summer Topicals Meeting Series (SUM’22), Cabo San Lucas, Mexico, Jul 11-13 (2022). Paper MB2-2 (invited)  
  469. Adib, M. M. H.; Füllner, C.; Koos, C.; Freude, W.; Randel, S.: 'Subcarrier-based coherent PON architecture for a converged fiber infrastructure in smart cities,' Advanced Photonics Congress (APC-Networks 2022), Maastricht, The Netherlands, July 24–28, 2022. Paper NeM3D.2 (invited)
  470. Drayss, D.; Fang, D.; Fuellner, C.; Kuzmin, A.; Freude, W.; Randel, S.; Koos, C.: 'Slice-less optical arbitrary waveform measurement (OAWM) on a silicon photonic chip,' 48th European Conference on Optical Communication (ECOC'22), Basel, Switzerland, Sept. 18-22. Paper We4E.6
  471. Maier, P.; Xu, Y.; Blaicher, M.; Geskus, D.; Dekker, R.; Liu, J.; Dietrich, P.-I.; Peng, H.; Randel, S.; Freude, W.; Kippenberg, T. J.; Koos, C.: 'InP/Si3N4 hybrid external-cavity laser with sub-kHz linewidth acting as a pump source for Kerr frequency combs,' 48th European Conference on Optical Communication (ECOC'22), Basel, Switzerland, Sept. 18-22. Paper We2E.4
  472. Schwarzenberger, A.; Kuzmin, A.; Eschenbaum, C.; Fuellner, C.; Mertens, A.; Johnson, L. E.; Elder, D. L.; Hammond, S. R.; Dalton, L. R.; Randel, S.; Freude, W.; Koos, C.: 'Cryogenic operation of a silicon-organic hybrid (SOH) modulator at 50 Gbps and 4 K ambient temperature,' 48th European Conference on Optical Communication (ECOC'22), Basel, Switzerland, Sept. 18-22. Postdeadline Paper Th3B.3
  473. Eschenbaum, C.; Mertens, A.; Fuellner, C.; Kuzmin, A.; Schwarzenberger, A.; Kotz, A.; Ramann, G.; Chen, M.; Drisko, J.; Johnson, B.; Zyskind, J.; Marcelli, J.; Lebby, M.; Freude, W.; Randel, S.; Koos, C.: 'Thermally stable silicon-organic hybrid (SOH) Mach-Zehnder modulator for 140 GBd PAM4 transmission with sub-1 V drive signals,' 48th European Conference on Optical Communication (ECOC'22), Basel, Switzerland, Sept. 18-22. Paper Th3B.2   

    2023
  474. Krimmer, J.; Vliet, V. v.; Hout, M. v. d.; Heide, S. v. d.; Bradley, T.; Koos, C.; Freude, W.; Okonkwo, C.; Randel, S.: 'Experimental validation of a statistical model of mode-diverse reception in coherent free-space optical communications,' Communications and Observations through Atmospheric Turbulence (COAT'23), Durham, UK, March 29-31 (2023)
  475. Chen, Y.; Lihachev, G.; Peng, H.; Tian, H.; Fang, D.; Voloshin, A.; Riemensberger, J.; Maier, P.; Skacel, S.; Lauermann, M.; Attanasio,A.; Randel, S.; Freude, W.; Bhave, S.; Kippenberg, T.; Koos, C.: 'Frequency-agile self-injection-locked lasers with sub-100 Hz linewidth based on in-package photonic wire bonds,' Conf. on Lasers and Electro-Optics (CLEO'23), San Jose (CA), USA, May 7–12, 2023. Paper STu4P.4
  476. Chen, Y.; Peng, H.; Fang, D.; Dittmer, J.; Lihachev, G.; Voloshin, A.; Skacel, S:; Lauermann, M.; Tessmann, A.; Wagner, S.; Bhave,S.; Kallfass, I.; Zwick, T.; Randel, S.; Freude, W.; Kippenberg, T.; Koos, C.: 'Self-injection-locked Kerr soliton microcombs with photonic wire bonds for use in terahertz communications,' Conf. on Lasers and Electro-Optics (CLEO'23), San Jose (CA), USA, May 7–12, 2023. Paper STh3J.1
  477. Drayss, D.; Fang, D.; Sherifaj, A.; Peng, H.; Füllner, C.; Henauer, T.; Lihachev, G.; Freude, W.; Randel, S.; Kippenberg, T.; Zwick, T.; Koos, C.: 'Optical arbitrary waveform generation and measurement (OAWG/OAWM) enabling 320 GBd 32QAM transmission,' Conf. on Lasers and Electro-Optics (CLEO'23), San Jose (CA), USA, May 7–12, 2023. Postdeadline Paper STh5C.8
  478. Schwarzenberger, A.; Kholeif. H.; Kotz, A.; Kuzmin, A.; Mertens, A.; Eschenbaum, C.; Ramann, G.; Zyskind, J.; Lebby, M.; Randel, S.; Freude, W.; Koos, C.: 'First Demonstration of a cryogenic silicon organic hybrid (SOH) Mach-Zehnder modulator with a sub-1V π-voltage,' Conf. on Lasers and Electro-Optics (CLEO'23), San Jose (CA), USA, May 7–12, 2023. Postdeadline Paper STh5C.4
  479. Freude, W.: 'Communication with light,' Conf. on Lasers and Electro-Optics (CLEO'23), San Jose (CA), USA, May 7–12, 2023. Short Course SC518. (Lecture, 240 min)
  480. Freude, W.; Harter, T.; Muehlbrandt, S.; Ummethala, S.; Fang, D.; Randel, S.; Koos, C.: 'THz carrier processing and optical arbitrary waveform measurement employing integrated silicon photonics,' Advanced Photonics Congress (APC-Networks 2023), Busan, South Korea, July 9–13, 2023. Paper NeM4B.4 (invited)
  481. Freude, W.; Fang, D.; Drayss, D.; Randel, S.; Koos, C.: 'Optical arbitrary waveform processing based on integrated silicon photonics,' Light: Science & Applications, Light Conference (Light Conference'23), Changchun, China, Aug. 11–16, 2023, Track 4, Session 2 (invited)
  482. Schwarzenberger, A.; Mertens, A.; Kholeif, H.; Kotz, A.; Eschenbaum, C.; Johnson, L. E.; Elder, D. L.; Hammond, S. R.; O'Malley, K.; Dalton, L.; Randel, S.; Freude, W.; Koos, C.: 'First demonstration of a silicon-organic hybrid (SOH) modulator based on a long-term-stable crosslinked electro-optic material,' 49th European Conference on Optical Communication (ECOC'23), Glasgow, Scotland (UK), Oct. 1–5. Paper We.A.4.2
  483. Fang, D.; Peng, H.; Drayss, D.; Chen, Y.; Fuellner, C.; Sherifaj, A.; Lihachev, G.; Freude, W.; Randel, S.; Kippenberg, T. J.; Zwick, T.; Koos, C.: 'Optical arbitrary waveform generation (OAWG) based on RF injection-locked Kerr soliton combs,' 49th European Conference on Optical Communication (ECOC'23), Glasgow, Scotland (UK), Oct. 1–5. Paper Th.B.2.6

    2024
  484. Koos, C.; Freude, W.; Randel, S.; Bräse, S.; Erk, P.; Eschenbaum, C.; Kuzmin, A.; Mertens, A.; Schwarzenberger, A.; Kholeif, H.; Kotz, A.; Sarwar, S.; Singer, S.: 'Silicon-organic hybrid (SOH) integration - from lab to fab,' Optical Fiber Communication Conference (OFC'24), San Diego (CA), USA, March 24–28, 2024. Paper M3K.1
  485. Schwarzenberger, A.; Singer, S.; Eschenbaum, C.; Martens, M.; Mertens, A.; Dagher, G.; Valenziano, L.; Sarwar, S.;Kholeif, H.; Kotz, A.; Zwick, T.; Bräse, S.; Freude, W.; Randel, S.; Koos, C.; 'Linear-drive amplifier-less 112 Gbit/s PAM4 operation of a silicon-organic hybrid (SOH) Mach-Zehnder modulator at 265 mVpp,' Optical Fiber Communication Conference (OFC'24), San Diego (CA), USA, March 24–28, 2024. Paper M3K.6
  486. Schwarzenberger, A.; Sarwar, S.; Eschenbaum, C.; Mertens, A.; Martens, M.; Kotz, A.; Fang, D.; Sherifaj, A.; Singer, S.; Kholeif, H.; Kern, P.; Erk, P.; Kuzmin, A.; Bräse, S.; Randel, S.; Freude, W.; Koos, C.: 'O-band SOH Mach-Zehnder modulator operating at a PAM4 line rate of 384 Gbit/s with sub-Volt drive voltage,' Optical Fiber Communication Conference (OFC'24), San Diego (CA), USA, March 24–28, 2024. Postdeadline Paper Th4B.6
  487. Fang, D.; Drayss, D.; Chen, Y.; Lauermann, M.; Peng, H.; Lihachev, G.; Quint, A.; Valenziano, L.; Randel, S.; Zwick, T.; Freude, W.; Kippenberg, T. J; Koos, C.: 'Spectrally sliced optical arbitrary waveform measurement (OAWM) using a photonic multi-chip receiver assembly,' Optical Fiber Communication Conference (OFC'24), San Diego (CA), USA, March 24–28, 2024. Paper Tu2A.4
  488. Maier, P.; Kotz, A.; Hebeler, J.; Zhang, Q.; Benz, C.; Quint, A.; Kretschmann, M.; Harter, T.; Randel, S.; Lemmer, U.; Freude, W.; Zwick, T.; Koos, C.: '3D freeform millimeter-wave and THz structures based on multi-photon lithography,' Optical Fiber Communication Conference (OFC'24), San Diego (CA), USA, March 24–28, 2024. Poster W2A.5
  489. Drayss, D.; Fang, D.; Quint, A.; Valenziano, L.; Lauermann, M.; Lihachev, G.; Chen, Y.; Peng, H.; Randel, S.; Zwick, T.; Freude, W.; Kippenberg, T. J.; Koos, C.: 'Integrated non-sliced OAWM engine enabling 320 GHz photonic-electronic analog-to-digital conversion,' Optical Fiber Communication Conference (OFC'24), San Diego (CA), USA, March 24–28, 2024. Paper W3B.4 
  490. Freude, W.: 'Communication with light,' Conf. on Lasers and Electro-Optics (CLEO'24), Charlotte (NC), USA, May 5–10, 2024. Short Course SC518. (Lecture, 240 min)
  491. Foroutan-Barenji, S.; Krimmer, J.; Freude, W.; Koos, C.: 'Efficient modelling of 3D-printed freeform waveguides by a dedicated beam-propagation method (BPM) based on transformation optics,' Proc. 25th Europ. Conf. on Integrated Optics (ECIO'24), Aachen, Germany, June 17–19, 2024
  492. Fang, D.; Peng, H.; Chen, Y.; Dittmer, J.; Tessmann, A.; Wagner, S.; Matalla, P.; Drayss, D.; Lihachev, G.; Voloshin, A.; Skacel, S. T.; Lauermann, M.; Kallfass, I.; Zwick, T.; Freude, W.; Kippenberg, T. J.; Randel, S.; Koos, C.: 'Wireless THz communications at 250 Gbit/s using self-injection-locked Kerr soliton microcombs as photonic-electronic oscillators at the transmitter and receiver,' 50th European Conference on Optical Communication (ECOC'24), Frankfurt, Germany, Sept. 22–26. Paper Tu3F.3
  493. Singer, S.; Xu, Y.; Skacel, S. T.; Menzel, C.; Baldischweiler, B.; Ringwald, S.; Caspers, J. N.; Schneider, S.; Krayl, O.; Reichenbacher, D.; Randel, S.; Freude, W.; Koos, C.: 'LiDAR demonstration using an InP optical phased array (OPA) with a 3D-printed optical beam-shaping element,' 50th European Conference on Optical Communication (ECOC'24), Frankfurt, Germany, Sept. 22–26. Paper W1F.2
  494. Freude, W.; Kotz, A.; Kholeif, H.; Schwarzenberger, A.; Kuzmin, A.; Eschenbaum, C.; Mertens,A.; Sarwar, S.; Erk, P.; Bräse, S.; Koos, C.: 'Silicon-organic hybrid (SOH) modulators,' 16th Intern. Conf. on Fiber Optics & Photonics (Photonics'24), Indian Institute of Technology Kharagpur (IIT Kharagpur), Kharagpur, India, December 12–15, 2024 (invited)

    2025
  495. Freude, W.; Kotz, A.; Kholeif, H.; Schwarzenberger, A.; Kuzmin, A.; Eschenbaum, C.; Mertens,A.; Sarwar, S.; Erk, P.; Bräse, S.; Koos, C.: 'Silicon-organic hybrid (SOH) modulators,' Photonics West OPTO, Optical Interconnects XXV (OE204), The Moscone Center, San Francisco (CA), USA, January 25–30, 2025 (invited)
  496. Kotz, A.; Kholeif, H.; Wilhelm, C.; Eschenbaum, C.; Kelany, M.; Grünewald. L.; Singer, S.; Feng, C.; Martens, M.; Mertens, A.; Sarwar, S.; Kern, P.; Sirim, M.; Erk, P.; Kuzmin, A.; Eggeler, Y. M.; Bräse, S.; Randel, S.; Freude, W.; Koos, C.: 'Silicon-organic hybrid (SOH) Mach-Zehnder modulator (MZM) for single-carrier IMDD line rates of 500 Gbit/s and beyond,' Optical Fiber Communication Conference (OFC'25), San Francisco (CA), USA, March 30–April 3, 2025. Paper M4K.1 (top-scored)
  497. Bao†, Y.; Peng†, H.; Chen, Y.; Driouche, Y.; Aubin, G.; Xu, Y.; Zhdanov, I.; Fang, D.; Bremauer, C.; Freude, W.; Randel, S.; Ramdane, A.; Merghem, K.; Koos, C.: 'Low-phase-noise quantum-dash mode-locked laser diodes with integrated external feedback circuits based on facet-attached micro-lenses,' Conf. on Lasers and Electro-Optics (CLEO'25), Long Beach (CA), USA, May 4–9, 2025. Paper AA122, 4258102. †These authors contributed equally.
  498. Peng†, H.; Chen†, Y.; Fang†, D.; Bremauer, C.; Lihachev, G.; Drayss, D.; Riemensberger, J.; Sherifaj, A.; Lu, M.; Voloshin, A.; Skacel, S. T.; Lauermann, M.; Zwick, T.; Freude, W.; Randel, S.; Kippenberg, T. J.; Koos, C.: 'Optical arbitrary waveform generation (OAWG) using self-injection-locked RF-synchronized Kerr soliton microcombs,' Conf. on Lasers and Electro-Optics (CLEO'25), Long Beach (CA), USA, May 4–9, 2025. Paper SS164, 4239056. †These authors contributed equally.
  499. Kholeif, H.; Kuzmin, A.; Kotz, A.; Schwarzenberger, A.; Eschenbaum, C.; Sarwar, S.; Kern, P.; Sirim, M.; Mertens, A.; Martens, M.; Kelany, M.; wilhelm, C.; Erk, P.; Randel, S.; Bräse, S.; Freude, W.; Koos, C.: 'Microwave photonic link with 33 dB gain based on all-optical amplification and highly efficient silicon-organic hybrid (SOH) modulators,' Conf. on Lasers and Electro-Optics (CLEO'25), Long Beach (CA), USA, May 4–9, 2025. Paper xxxx, yyyyyyy
  500. Schwaab, P.; Singer, S.; Bai, Y. Bremauer, C.; Kemal, J.; Freude, W.; Worgull, M.; Koos, C.:Pluggable single-mode fiber-chip connection using facet-attached mircrolenses (FaML) and passive mechanical joints,' Conf. on Lasers and Electro-Optics (CLEO'25), Long Beach (CA), USA, May 4–9, 2025. Paper xxxx, yyyyyyy
  501. Kotz, A.; Li, Z.; Schwarzenberger, A.; Wang, C.; Kholeif, H.; Fang, D.; Freude, W.; Ou, X.; Kippenberg, T. J.; Koos, C.: 'O-band Lithium-Tantalate-on-Insulator (LTOI) Mach-Zehnder modulators (MZM) operating at line rates of 480 Gbit/s,' Conf. on Lasers and Electro-Optics (CLEO'25), Long Beach (CA), USA, May 4–9, 2025. Paper xxxx, 4240394
  502. Kotz, A.; Schwarzenberger, A.; Kholeif, H.; Kern, P.; Sirim, M.; Fang, D.; Wilhelm, C.; Eschenbaum, C.; Singer, S.; Martens, M.; Mertens, A.; Sarwar, S.; Erk, P.; Kuzmin, A.; Bräse, S.; Randel, S.; Freude, W.; Koos, C.: 'Resistively/capacitively-coupled silicon-organic hybrid (RCC-SOH) Mach-Zehnder modulator offering line rates beyond 400 Gbit/s,' Conf. on Lasers and Electro-Optics (CLEO'25), Long Beach (CA), USA, May 4–9, 2025. Paper xxxx, yyyyyyy
  503. Freude, W.: 'Communication with light,' Conf. on Lasers and Electro-Optics (CLEO'25), Long Beach (CA), USA, May 4–9, 2025. Short Course SC518. (Lecture, 240 min)
  504. Freude, W.; Kotz, A.; Kholeif, H.; Schwarzenberger, A.; Kuzmin, A.; Eschenbaum, C.; Mertens,A.; Sarwar, S.; Erk, P.; Bräse, S.; Koos, C.: 'Design and application of silicon-organic hybrid (SOH) modulators,' Light: Science & Applications, Light Conference (Light Conference'25), Changchun, China, June 17–21, 2025 (invited)
  505. Freude, W.; Kotz, A.; Kholeif, H.; Schwarzenberger, A.; Kuzmin, A.; Eschenbaum, C.; Mertens,A.; Sarwar, S.; Erk, P.; Bräse, S.; Koos, C.: 'Design and metrics of silicon-organic hybrid (SOH) modulators,' Global Photonics, Optics and Laser Conference (GPOLC'25), Nice, France, October 23–25, 2025 (Plenary invited)