Concept

Vertical-cavity surface-emitting laser

Related people (62)
Elyahou Kapon
Eli Kapon received his Ph.D. in physics from Tel Aviv University, Israel in 1982. He then spent two years at the California Institute of Technology, Pasadena, as a Chaim Weizmann Research Fellow, where he worked mainly on phase-locked arrays of semiconductor lasers. From 1984 till 1993 he was with Bellcore, New Jersey, first as member of technical staff, and from 1989 as District Manager. At Bellcore, he worked on integrated optics in III-V compounds and on low-dimensional semiconductor nanostructures, particularly quantum wires and quantum dots. He managed the Quantum Structures District and the Integrated Optoelectronics District at Bellcore from 1989 till 1992 and from 1992 till 1993, respectively. In 1993 he was appointed Professor of Physics of Nanostructures at the Physics Department of the Swiss Federal Institute of Technology in Lausanne (EPFL), where he heads the Laboratory of Physics of Nanostructures. In 1999-2000 he spent his sabbatical as Sackler Scholar at the Mortimer and Raymond Sackler Institute of Advanced Studies in Tel Aviv University, Israel. During that period he helped establishing the Tel Aviv University Center for Nanoscience and Nanotechnology and served as its first Director from 2000 to 2002. In 2001 he founded the start up BeamExpress and has been serving as its Chief Scientist. He is currently serving as Director of the Institute of Quantum Electronics and Photonics in the Faculty of Basic Sciences at EPFL. His research interests include self-organization of nanostructures, optical properties and electron transport in low-dimensional quantum structures, quantum wire and quantum dot lasers, photonic crystals and vertical cavity surface emitting lasers. He is author or co-author of >300 journal articles, >10 patents, and editor of two books on semiconductor lasers. Prof. Kapon is Fellow of the Optical Society of America, the Institute of Electrical and Electronics Engineers, and the American Physical Society of America, and a recipient of a 2007 Humboldt Research Award.
Nicolas Grandjean
Nicolas Grandjean received a PhD degree in physics from the University ofNice Sophia Antipolis in 1994 and shortly thereafter joined the French National Center for Scientific Research (CNRS) as a permanent staff member. In 2004, he was appointed tenure-track assistant professor at the École polytechnique fédérale de Lausanne (EPFL) where he created the Laboratory for advanced semiconductors for photonics and electronics. He was promoted to full professor in 2009. He was the director of the Institute of Condensed Matter Physics from 2012 to 2016 and then moved to the University of California at Santa Barbara where he spent  6 months as a visiting professor. Since 2018, he is the head of the School of Physics at the EPFL. He was awarded the Sandoz Family Foundation Grant for Academic Promotion, received the “Nakamura Lecturer” Award in 2010, the "Quantum Devices Award” at the 2017 Compound Semiconductor Week, and “2016 best teacher” award from the EPFL Physics School. His research interests are focused on the physics of nanostructures and III-V nitride semiconductor quantum photonics.
Tobias Kippenberg
Tobias J. Kippenberg is Full Professor of Physics at EPFL and leads the Laboratory of Photonics and Quantum Measurement. He obtained his BA at the RWTH Aachen, and MA and PhD at the California Institute of Technology (Caltech in Pasadena, USA). From 2005- 2009 he lead an Independent Research Group at the MPI of Quantum Optics, and is at EPFL since. His research interest are the Science and Applications of ultra high Q microcavities; in particular with his research group he discovered chip-scale Kerr frequency comb generation (Nature 2007, Science 2011) and observed radiation pressure backaction effects in microresonators that now developed into the field of cavity optomechanics (Science 2008). Tobias Kippenberg is alumni of the “Studienstiftung des Deutschen Volkes”. For his invention of “chip-scale frequency combs” he received he Helmholtz Price for Metrology (2009) and the EFTF Young Investigator Award (2010). For his research on cavity optomechanics, he received the EPS Fresnel Prize (2009). In addition he is recipient of the ICO Prize in Optics (2014), the Swiss National Latsis award (2015), the German Wilhelm Klung Award (2015) and ZEISS Research Award (2018). He is fellow of the APS and OSA, and listed since 2014 in the Thomas Reuters highlycited.com in the domain of Physics.  EDUCATION 2009: Habilitation (Venia Legendi) in Physics, Ludwig-Maximilians-Universität München  2004: PhD, California Institute of Technology (Advisor Professor Kerry Vahala) 2000: Master of Science (Applied Physics), California Institute of Technology 1998: BA in Physics, Technical University of Aachen (RWTH), Germany 1998: BA in Electrical Engineering, Technical University of Aachen (RWTH), Germany  ACADEMIC POSITIONS 2013 - present: Full Professor EPFL 2010 - 2012: Associate Professor EPFL 2008 - 2010: Tenure Track Assistant Professor, Ecole Polytechnique Federale de Lausanne 2007 - present: Marie Curie Excellent Grant Team Leader, Max Planck Institute of Quantum Optics (Division of Prof.T.W. Hänsch) 2005 - present: Leader of an Independent Junior Research Group, Max Planck Institute 2005- present: Habilitant (Prof. Hänsch) Ludwig-Maximilians-Universität (LMU) 2005-2006: Postdoctoral Scholar, Center for the Physics of Information, California Institute of Technology 2000-2004: Graduate Research Assistant, California Institute of Technology  PRIZES AND HONORS: ZEISS Research Award 2018 Fellow of the APS 2016 Klung-Wilhelmy Prize 2015 Swiss Latsis Prize 2014 Selected Thomson Reuters Highly Cited Researcher in Physics, 2014/2015 ICO Prize, 2013 EFTF Young Scientist Award (for "invention of microresonator based frequency combs") 2010 Fresnel Prize of the European Physical Society (for “contributions to Optomechanics”) 2009 Helmholtz Prize for Metrology (for invention of the “monolithic frequency comb”) 2009  1st Prize winner of the EU Contest for Young Scientists, Helsinki, Finland. Sept. 1996 Jugend forscht 1st Physics Prize at the German National Science Contest May 1996  FELLOWSHIPS Fellow of the German National Merit Foundation ("Studienstiftung des Deutschen Volkes") 1998-2002  Member of the Daimler-Chysler-Fellowship-Organization 1998-2002 Dr. Ulderup Fellowship 1999-2000   RESEARCH INTERESTS Experimental and theoretical research in photonics, notably high Q optical microcavities and their use in cavity quantum optomechanics and frequency metrology  PUBLICATIONS AND OFTEN CITED METRICS*: >70 Publications in peer reviewed journals  Researcher Google Profile: http://scholar.google.ch/citations?user=PRCbG2kAAAAJ&hl=en  h-Index 54 (Google scholar H: 64, >25,000 citations) Thomson Reuters/Claravite List of Highly Cited Researchers (2014,2015,2016,2017) careful in its use: https://www.aps.org/publications/apsnews/201411/backpage.cfm  KEY PUBLICATIONS AND REVIEWS:   A. Ghadimi, et al.  Elastic strain engineering for ultra high Q nanomechanical oscillators  Science, (2018)  Trocha, et al.  Ultrafast distance measurements using soliton microresonator frequency combs Science, Vol. 359 (2018) [joint work with C. Koos]  Pablo-Marin et al. Microresonator-based solitons for massively parallel coherent optical communications Nature (2017) [joint work with C. Koos]  V. Brasch, et al.  Photonic chip-based optical frequency comb using soliton Cherenkov radiation. Science, vol. 351, num. 6271 (2015)  Aspelmeyer, M., Kippenberg, T. J. & Marquardt, F. Cavity optomechanics.  Reviews of Modern Physics 86, 1391-1452, (2014)  Wilson, D. J. et al. Measurement and control of a mechanical oscillator at its thermal decoherence rate.  Nature (2014).  Verhagen, E., Deleglise, S., Weis, S., Schliesser, A. & Kippenberg, T. J. Quantum-coherent coupling of a mechanical oscillator to an optical cavity mode. Nature 482, 63-67 (2012).  Kippenberg, T. J., Holzwarth, R. & Diddams, S. A. Microresonator-based optical frequency combs. Science 332, 555-559, (2011).  Weis, S. et al. Optomechanically induced transparency.  Science 330, 1520-1523 (2010).  Kippenberg, T. J. & Vahala, K. J. Cavity optomechanics: back-action at the mesoscale.  Science 321, 1172-1176, (2008).  Del'Haye, P. et al. Optical frequency comb generation from a monolithic microresonator.  Nature (2007)  Schliesser, A., Del’Haye, P., Nooshi, N., Vahala, K. & Kippenberg, T. Radiation Pressure Cooling of a Micromechanical Oscillator Using Dynamical Backaction.  Physical Review Letters 97, (2006).
Raphaël Butté
Raphaël Butté was born in Paris, France, in 1973. He received the PhD degree from the University Claude Bernard, Lyon, France, in 2000 for his research on the structural and optoelectronic properties of hydrogenated nanostructured silicon thin films with potential applications for photovoltaics and thin film transistors.   He then moved to the University of Sheffield (2000-2003), UK, to work as postdoctoral research associate in the group of Prof. Maurice S. Skolnick (Fellow of the Royal Society).  His research shifted to the optical properties of III-V semiconductors with a main focus on the nonlinear optical properties of cavity polaritons occurring in GaAs-based microcavities driven under resonant optical excitation.   In 2004, he moved to Ecole Polytechnique Fédérale de Lausanne (EPFL) as scientific collaborator in charge of optical spectroscopy at LASPE (http://laspe.epfl.ch/), a newly established laboratory directed by Prof. Nicolas Grandjean.  In 2010, he became permanent member of staff (Scientific Collaborator and Lecturer). He was promoted to the position of Senior Scientist in 2016.  His current research activity deals with planar waveguides, microdisks and photonic crystals made from III-nitride semiconductors. In particular, he is leading the activity focusing on: (i) the physics of exciton-polaritons in planar waveguides and (ii) high-β photonic crystal nanolasers.   He is the author of 119 scientific articles published in peer-reviewed international journals, 14 publications published in peer reviewed journals following an international conference (Web of Science > 4500 citations, h-index: 36; Google Scholar > 6200 citations, h-index: 42) and 6 book chapters.   He has given 30 invited talks in International Conferences/Winter-Summer Schools/Workshops.  He has been the Publications Chair/Guest Editor of the Proceedings of the 5th International Workshop on Nitride semiconductors (IWN2008) and also served as Scientific Secretary of IWN2008 and of the 5th International Conference on Spontaneous Coherence in Excitonic Systems (ICSCE5).  In 2012, he was one of the 149 scientists recognized by the Outstanding Referee program (http://publish.aps.org/OutstandingReferees) of the American Physical Society (APS) selected from a pool of roughly 60,000 currently active referees.  Since September 2019, he is an Editorial Board Member of the newly launched open access APS journal, Physical Review Research.   From September 2013 until December 2017, he was one of the Editors of the journal "Superlattices and Microstructures" (Elsevier).  Since September 2015 he is a member of the Physics Doctoral School Teaching Committee. He was also a member of the EPFL Teaching Conference from September 2015 until August 2017.
Marc Ilegems
Marc Ilegems obtained degrees in Electrical Engineering from the University of Brussels in 1965 and a doctorate in Electrical Engineering from Stanford University in 1970. From 1969 to 1977 he was a Member of Technical Staff at the Solid State Electronics Research Laboratory, Bell Laboratories, Murray Hill. He joined the Ecole Polytechnique Federale (Swiss Federal Institute of Technology) in Lausanne in October 1977 as Professor and Director of the new Interdepartmental Institute of Microelectronics (1977-1983) and subsequently as Director of the Institute of Micro- and Optoelectronics (1983-2000) and of the Semiconductor Device Physics Laboratory (1983-2005). Prof. Ilegems served as Dean of the Department of Physics from 1998 to 2000, and as Director of the Swiss National Centre of Competence in Research (NCCR) in Quantum Photonics (2001-2005), the Swiss Priority Program OPTICS (1993-1999) and the Swiss National Program on Micro- and Optoelectronics (1983-90). He is a member of the Scientific Council and has acted as expert and consultant for several national and European research organizations. His current activities include technical and patent consulting for private organizations, contributions to the definition and management of research programs in the framework of bilateral collaborations between Poland, Hungary and Switzerland (2011-2017), and participation as member of various ICT and FET review panels within the Horizon 2020 programme. Prof. Ilegems received an honorary doctorate from the University of Toulouse (1998) and the Heinrich Welker Award from the Compound Semiconductor Symposium (2006) for his contributions to III-V semiconductor materials and device research. The research activities of the Semiconductor Device Physics Laboratory centred on the physics and technology of semiconductor devices. The main subjects of interest included quantum photonics (semiconductor microcavities, light emitting diodes, lasers and detectors), wide bandgap semiconductor nitrides, physics of nano and low-dimensional structures, high electron mobility transistors, crystal growth and materials technology. The research programs were carried out in close collaboration with numerous academic and industrial groups in Switzerland and abroad, in particular within the framework of programs of the European Community. Earlier research topics pursued at Bell Laboratories and at EPFL include Molecular Beam Epitaxy and doping of GaAs and AlGaAs thin films with applications to heterostructure lasers, detectors, and Bragg mirrors, hydride vapor phase epitaxy and physical characterization of GaN on sapphire, liquid-solid phase diagrams of ternary III-V compound systems, and silicon-based non-volatile memory cells. Prof. Ilegems is the author or co-author of over 250 scientific publications (citation index h = 48) and 7 book chapters, and has supervised over 30 doctoral students in Lausanne. His academic contacts include stays as invited professor at Stanford University (1994) and at the Polytechnic University of Madrid (2007). Links:
Romuald Houdré
Curriculum Vitae CV 2011 Appointed as Adjunct Professor 2006 Appointed as Maitre d'Enseignement et de Recherche 2004 Joins the "Laboratory of Quantum Electronics" led by Prof. B. Deveaud-Plédran 2001-2004 Appointed as "Adjoint Scientifique" at the Institute for Quantum Photonics and Electronics (previously Institute for Micro and Optoelectronics led by Prof. M. Ilegems) 1998 Habilitation, University Pierre et Marie Curie, Paris 6 (France) 1997 Invited researcher at NTT, Optoelectronics Department (Atsugi, Japan) 1988-2000 "Collaborateur scientifique" at the Institut for Micro and Optoelectronics with Prof. M.Ilegems at the Swiss Federal Institut of Technology in Lausanne (Switzerland). In charge of the Molecular Beam Epitaxy (1988-1996) and the research on optical microcavities (1996-2000) 1987-1988 Laboratoire de Physique de la Matière Condensée at Ecole Polytechnique (France). 1986-1987 Postdoctoral fellow at the University of Illinois at Urbana-Champaign (U.S.A.) with Prof. H.Morkoç in the molecular beam epitaxy group 1983-1985 Ph.D. thesis on the photoemission from quantum wells and superlattices under negative electron affinity at Laboratoire de Physique de la Matière Condensée, Ecole Polytechnique (France), G.Lampel and C.Hermann as advisors

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