RAMAN-SCATTERING FROM VIBRATIONAL AND ELECTRONIC EXCITATIONS IN A II-VI QUATERNARY COMPOUND - CD1-X-YZNXMNYTE

被引:37
作者
OH, ES
ALONSO, RG
MIOTKOWSKI, I
RAMDAS, AK
机构
[1] Department of Physics, Purdue University, West Lafayette
来源
PHYSICAL REVIEW B | 1992年 / 45卷 / 19期
关键词
D O I
10.1103/PhysRevB.45.10934
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The Raman scattering in a II-VI quaternary compound (Cd1-x-yZnxMnyTe) exhibits zone-center optical phonons whose frequencies vary with composition in a manner amenable to an extension of the modified random-element isodisplacement model. As a member of diluted magnetic semiconductors, Cd1-x-yZnxMnyTe exhibits the characteristic large magnetic-field-dependent redshift of the excitonic photoluminescence, the Raman-electron paramagnetic resonance of Mn2+, and an evidence of the Raman-antiferromagnetic resonance.
引用
收藏
页码:10934 / 10941
页数:8
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