Intersubband Relaxation and Population Inversion in Stepped Quantum Wells

T. B. Norris; C. Y. Sung; A. Afzali-Kushaa; G. I. Haddad

doi:10.1364/UEO.1995.PD3

Ultrafast Electronics and Optoelectronics
1995 OSA Technical Digest Series (Optica Publishing Group, 1995),
paper PD3
•https://doi.org/10.1364/UEO.1995.PD3

Intersubband Relaxation and Population Inversion in Stepped Quantum Wells

T. B. Norris, C. Y. Sung, A. Afzali-Kushaa, and G. I. Haddad

Ultrafast Electronics and Optoelectronics 1995

Dana Point, California United States
ISBN: 1-55752-398-3

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T. B. Norris, C. Y. Sung, A. Afzali-Kushaa, and G. I. Haddad, "Intersubband Relaxation and Population Inversion in Stepped Quantum Wells," in Ultrafast Electronics and Optoelectronics, Vol. 13 of 1995 OSA Technical Digest Series (Optica Publishing Group, 1995), paper PD3.

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Abstract

We have investigated intersubband relaxation rates in a nove1 stepped quantum well structure using femtosecond differential transmission spectroscopy, and have observed a population inversion between levels separated by only 7 THz.

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