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Ultrafast transient absorption measurement of the electron-LO phonon scattering time in GaAs-Al0.33Ga0.67As multiple quantum wells

Applied Physics Letters (1994) 64(7) 889-891
DOI: 10.1063/1.110986
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Abstract

The electron-LO phonon scattering time in GaAs-Al0.33Ga 0.67As quantum wells is determined to be 200±50 fs using transient absorption with low excitation density, a more direct method than previous measurement techniques.

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Collings, D., Schumacher, K. L., Raksi, F., Hughes, H. P., & Phillips, R. T. (1994). Ultrafast transient absorption measurement of the electron-LO phonon scattering time in GaAs-Al0.33Ga0.67As multiple quantum wells. Applied Physics Letters, 64(7), 889–891. https://doi.org/10.1063/1.110986

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