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KOCH, Stephan W Prof. Dr.

Photo of Prof. Dr. Stephan W KOCH
Principal InvestigatorPhilipps-Universität MarburgDepartment of PhysicsPhone: +49-6421 28-21336Link: Project B4 (SW Koch)Link: Project B7 (Stolz/SW Koch)Link: Biography

Expertise

Theoretical physics, condensed matter theory, optical and electronic properties of semiconductors, many-body interactions, semiconductor quantum optics, quantum confinement in solids, coherent and ultrafast phenomena, semiconductor laser theory, microcavity and photonic crystal effects

University Education

1983Habilitation in Theoretical Physics, Goethe-Universität Frankfurt, “Dynamics of First-Order Phase Transitions in Equilibrium and Nonequilibrium Systems”
1979Doctoral degree in Physics (Dr. phil. nat.), Goethe-Universität Frankfurt, dissertation on “Zur Theorie der Elektron-Loch-Tropfennukleation in stark angeregten Halbleitern”, supervisor: Prof. H. Haug
1977Diploma degree in Physics (Dipl. Phys.), Goethe-Universität Frankfurt, supervisor: Prof. H. Haug

Professional Experience

since 2019Senior Research Professor, Philipps-Universität Marburg
2001-2006Coordinator of the Interdisciplinary Research Center “Optodynamics”, Philipps-Universität Marburg
 1995-2001 Speaker of the Sonderforschungsbereich 383 “Disorder on Mesoscopic Scales”, Philipps-Universität Marburg, Department of Physics
 1993-2019 Professor (C4/W3) at the Philipps-Universität Marburg
since 1993 Adjunct Professor at the University of Arizona, Optical Sciences Center,
Tucson, AZ, USA
 1989-1993 Professor at the University of Arizona, Department of Physics and Optical Sciences Center, Tucson, AZ, USA
 1986-1989 Associate Professor at the University of Arizona, Department of Physics and Optical Sciences Center, Tucson, AZ, USA
 1985-1986 Heisenberg Fellow at the Goethe-Universität Frankfurt
 1983 Visiting Scientist at IBM Research, San Jose, CA, USA
 1982-1984 Postdoc Fellow at the Sonderforschungsbereich 65, Goethe-Universität Frankfurt
 1981-1982 Postdoc Fellow at IBM Research, San Jose, CA, USA
 1977-1981 Research Assistant at the Goethe-Universität Frankfurt

Honours, Awards and other Proofs of Qualification

2008“Outstanding referee” lifetime award of the APS
2007Member of the Editorial Board “Laser and Photonics Reviews”
2006Prize for the Advancement of Women in Science, Philipps-Universität Marburg
2001-2006Member of the Kuratorium “Physik Journal”
1999Max-Planck Research Prize of the A. v. Humboldt Foundation & Max-Planck-Soc.
1998-2004Topical Editor “European Physical Journal”
1997Leibniz Prize of the Deutsche Forschungsgemeinschaft (DFG)
1997-2000Divisional Associate Editor “Physical Review Letters”
1995“The J. J. Thompson Premium” of the Inst. of Eng. & Technol., Great Britain
1993Fellow of the Optical Society of America
1985Heisenberg Fellow of the Deutsche Forschungsgemeinschaft (DFG)
1984Fritz Thyssen Fellowship for highly gifted young scientists
1976Studienstiftung des Deutschen Volkes

Selected Publications

  1. H. M. Gibbs, G. Khitrova, S. W. Koch
    Exciton-polariton light-semiconductor coupling effects
    Nat. Photonics 5, 275 (2011).
  2. J. L. Tomaino, A. D. Jameson, Y. S. Lee, G. Khitrova, H. M. Gibbs, A. C. Klettke, M. Kira, S. W. Koch
    Terahertz excitation of a coherent Lambda-type three-level system of exciton-polariton modes in a quantum-well microcavity
    Phys. Rev. Lett. 108, 267402 (2012).
  3. W. D. Rice, J. Kono, S. Zybell, S. Winnerl, J. Bhattacharyya, H. Schneider, M. Helm, B. Ewers, A. Chernikov, M. Koch, S. Chatterjee, G. Khitrova, H. M. Gibbs, L. Schneebeli, B. Breddermann, M. Kira, S. W. Koch
    Observation of forbidden exciton transitions mediated by Coulomb interactions in photoexcited semiconductor quantum wells
    Phys. Rev. Lett. 110, 137404 (2013).
  4. O. Schubert, M. Hohenleutner, F. Langer, B. Urbanek, C. Lange, U. Huttner, D. Golde, T. Meier, M. Kira, S. W. Koch, R. Huber
    Sub-cycle control of terahertz high-harmonic generation by dynamical Bloch oscillations
    Nat. Photonics 8, 119-123 (2014).
  5. E. Almand-Hunter, H. Li, S. T. Cundiff, M. Mootz, M. Kira, S. W. Koch
    Quantum droplets of electrons and holes
    Nature 506, 471-475 (2014).
  6. O. Vänskä, I. Tittonen, S. W. Koch, M. Kira
    Coherent terahertz control of vertical transport in semiconductor heterostructure
    Phys. Rev. Lett. 114, 116802 (2015).
  7. M. Hohenleutner, F. Langer, O. Schubert, M. Knorr, U. Huttner, S. W. Koch, M. Kira, R. Huber
    Real-time observation of interfering crystal electrons in high-harmonic generation
    Nature 523, 572 (2015).
  8. T. Maag, A. Bayer, S. Baierl, M. Hohenleutner, T. Korn, C. Schüller, D. Schuh, D. Bougeard, C. Lange, R. Huber, M. Mootz, J. E. Sipe, S. W. Koch, M. Kira
    Coherent cyclotron motion beyond Kohn’s theorem
    Nature Physics 12, 119 (2016).
  9. F. Langer, M. Hohenleutner, C. P. Schmid, C. Poellmann, P. Nagler, T. Korn, C. Schüller, M. S. Sherwin, U. Huttner, J. T. Steiner, S. W. Koch, M. Kira, R. Huber
    Lightwave-driven quasiparticle collisions on a subcycle timescale
    Nature 533, 225 (2016).
  10. N. W. Rosemann, J. P. Eußner, A. Beyer, S. W. Koch, K. Volz, S. Dehnen, S. Chatterjee
    A highly efficient directional molecular white-light emitter driven by a continuous-wave laser diode
    Science 352, 1301 (2016).