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 publicationLasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010
StatePublished - 2010
Externally publishedYes
EventLasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010 - San Jose, CA, United States
Duration: May 16 2010May 21 2010

Other

OtherLasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/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

  • Electrical and Electronic Engineering
  • Radiation

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 Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010 [5499667]

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.

Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010. 2010. 5499667.

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 Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010., 5499667, Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/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 Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010. 2010. 5499667
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. Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010. 2010.
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AU - Chatterjee, S.

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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BT - Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010

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