STUDIES OF EXCHANGE-INDUCED PROPERTIES OF CDTE/CD1-XMNXTE SUPERLATTICES

被引:54
作者
PETER, G
DELEPORTE, E
BASTARD, G
BERROIR, JM
DELALANDE, C
GIL, B
HONG, JM
CHANG, LL
机构
[1] UNIV MONTPELLIER 2, ETUD SEMICOND GRP, F-34095 MONTPELLIER, FRANCE
[2] IBM CORP, DIV RES, THOMAS J WATSON RES CTR, POB 218, YORKTOWN HTS, NY 10598 USA
关键词
D O I
10.1016/0022-2313(92)90240-A
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report on some magneto-photoluminescence experiments on CdTe/Cd1-xMnxTe superlattices, which allow the observation of the type-I --> type-II transition induced by the giant Zeeman effect of the semimagnetic barrier. The study of the magnetic field, for which the transition occurs, as a function of temperature leads to a determination of the band offset. In addition, several observations about defect luminescence are reported and several specific properties of CdTe/Cd1-xMnxTe structures are discussed: strain effects on the band offset, exciton binding energy, spin-flip scattering mechanism.
引用
收藏
页码:147 / 164
页数:18
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