CARRIER HEATING IN INGAASP LASER-AMPLIFIERS DUE TO 2-PHOTON ABSORPTION

被引:63
作者
MORK, J [1 ]
MARK, J [1 ]
SELTZER, CP [1 ]
机构
[1] BT LABS, IPSWICH IP5 7RE, ENGLAND
关键词
D O I
10.1063/1.111674
中图分类号
O59 [应用物理学];
学科分类号
摘要
The carrier dynamics in an InGaAsP quantum-well laser amplifier excited by an ultrashort optical pulse is investigated experimentally as well as theoretically. For operation in the absorption region, a transition from pump induced cooling to pump induced heating of the carriers is observed for increasing pump pulse energy and is attributed to the generation of hot carriers through two-photon absorption. The results further support the interpretation of the carrier dynamics in the perturbative regime.
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页码:2206 / 2208
页数:3
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