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Conferences > CLEOPR > 2001 > TuH3 > TuH3_3
  • The 4th Pacific Rim Conference on Lasers and Electro-Optics
  • Technical Digest Series (Optica Publishing Group, 2001),
  • paper TuH3_3

Optical Nonlinearity and Response Time in Beryllium-doped Standard Temperature MBE grown GaAs/AlAs MQW

Tsuyoshi Okuno, Yasuaki Masumoto, Yasushi Sakuma, Yuuichi Hayasaki, Shinjirou Kadono, and Hiroshi Okamoto

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Abstract

Dynamics of optical absorption saturation in Be-doped standard-temperature MBE grown GaAs/AlAs MQW was studied by using 200fs laser pulses. Response time becomes less than 1ps at doping [Be] > 1 × 1019 cm-3, which is in marked contrast to InGaAs/InAlAs MQW.

© 2001 IEEE

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