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

S. Chatterjee, C. Lange, N. S. Köster, M. Schäfer, M. Kira, Stephan 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 publicationOptics InfoBase Conference Papers
StatePublished - 2010
Externally publishedYes
EventQuantum Electronics and Laser Science Conference, QELS 2010 - San Jose, CA, United States
Duration: May 16 2010May 21 2010

Other

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

Fingerprint

population inversion
Semiconductor quantum wells
quantum wells
Pumps
Spectroscopy
pumps
probes
Substrates
spectroscopy

ASJC Scopus subject areas

  • Instrumentation
  • Atomic and Molecular Physics, and Optics

Cite this

Chatterjee, S., Lange, C., Köster, N. S., Schäfer, M., Kira, M., Koch, S. W., ... Sigg, H. (2010). Ultrafast optical response and transient population inversion of photoexcited Ge/SiGe quantum wells. In Optics InfoBase Conference Papers

Ultrafast optical response and transient population inversion of photoexcited Ge/SiGe quantum wells. / Chatterjee, S.; Lange, C.; Köster, N. S.; Schäfer, M.; Kira, M.; Koch, Stephan W; Chrastina, D.; Isella, G.; von Känel, H.; Sigg, H.

Optics InfoBase Conference Papers. 2010.

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

Chatterjee, S, Lange, C, Köster, NS, Schäfer, M, Kira, M, Koch, SW, Chrastina, D, Isella, G, von Känel, H & Sigg, H 2010, Ultrafast optical response and transient population inversion of photoexcited Ge/SiGe quantum wells. in Optics InfoBase Conference Papers. Quantum Electronics and Laser Science Conference, QELS 2010, San Jose, CA, United States, 5/16/10.
Chatterjee S, Lange C, Köster NS, Schäfer M, Kira M, Koch SW et al. Ultrafast optical response and transient population inversion of photoexcited Ge/SiGe quantum wells. In Optics InfoBase Conference Papers. 2010
Chatterjee, S. ; Lange, C. ; Köster, N. S. ; Schäfer, M. ; Kira, M. ; Koch, Stephan W ; Chrastina, D. ; Isella, G. ; von Känel, H. ; Sigg, H. / Ultrafast optical response and transient population inversion of photoexcited Ge/SiGe quantum wells. Optics InfoBase Conference Papers. 2010.
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AU - Lange, C.

AU - Köster, N. S.

AU - Schäfer, M.

AU - Kira, M.

AU - Koch, Stephan W

AU - Chrastina, D.

AU - Isella, G.

AU - von Känel, H.

AU - Sigg, H.

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