Ultrafast optical response and transient population inversion of photoexcited Ge/SiGe quantum wells

S. Chatterjee, C. Lange, N. S. Köster, M. Schäfer, M. Kira, S. W. Koch, D. Chrastina, G. Isella, H. von Känel, H. Sigg

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

The ultrafast carrier dynamics of Ge/SiGe quantum wells on Si substrate are investigated by pump-probe spectroscopy. Pronounced nonequilibrium effects in the relaxation dynamics and transient gain are observed and analyzed using a microscopic many-body theory.

Original languageEnglish (US)
Title of host publicationQuantum Electronics and Laser Science Conference, QELS 2010
StatePublished - Dec 1 2010
EventQuantum Electronics and Laser Science Conference, QELS 2010 - San Jose, CA, United States
Duration: May 16 2010May 21 2010

Publication series

NameOptics InfoBase Conference Papers
ISSN (Electronic)2162-2701

Other

OtherQuantum Electronics and Laser Science Conference, QELS 2010
CountryUnited States
CitySan Jose, CA
Period5/16/105/21/10

ASJC Scopus subject areas

  • Instrumentation
  • Atomic and Molecular Physics, and Optics

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