Quantum well infrared photodetection induced by interband pumping

Berger, V.; Rosencher, E.; Vodjdani, N.; Costard, E.
January 1993
Applied Physics Letters;1/25/1993, Vol. 62 Issue 4, p378
Academic Journal
Presents a model of quantum well infrared photodetector. Optical injection of electrons by interband absorption; Control of photodetector by near-infrared pump beam; Use of coupled quantum wells to increase carrier lifetime and photoinduced electron density.


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