ANOMALOUS TEMPERATURE-DEPENDENCE OF EXCITONS IN DILUTED MAGNETIC SEMICONDUCTORS CD1-XMNXSE IN HIGH MAGNETIC-FIELDS

被引:2
|
作者
MOGI, I
KOKUBUN, T
KIDO, G
NAKAGAWA, Y
ANDERSON, JR
GIRIAT, W
GORSKA, M
机构
[1] UNIV MARYLAND, DEPT PHYS, COLLEGE PK, MD 20742 USA
[2] UNIV MARYLAND, JOINT PROGRAM ADV ELECTR MAT, COLLEGE PK, MD 20742 USA
[3] POLISH ACAD SCI, INST PHYS, WARSAW 42, POLAND
[4] INST VENEZOELANO INVEST CIENT, CARACAS, VENEZUELA
关键词
D O I
10.1016/0921-4526(92)90149-M
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The temperature dependence of magneto-absorption spectra of Cd1-xMnxSe (x = 0.10, 0.38) was investigated in steady high magnetic fields. In a fixed magnetic field, there is a maximum in the exciton energy versus temperature, suggesting a competition between the contributions of the thermal fluctuation of Mn2+ spins and the electron-phonon coupling to the band gap energy.
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页码:457 / 460
页数:4
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