RESIDUAL STRAIN IN EPITAXIALLY GROWN ZNSE/GAAS STUDIED BY 2-PHOTON ABSORPTION-SPECTROSCOPY

被引:19
作者
MINAMI, F [1 ]
KATO, Y [1 ]
YOSHIDA, K [1 ]
INOUE, K [1 ]
ERA, K [1 ]
机构
[1] NATL INST RES INORGAN MAT, TSUKUBA, IBARAKI 305, JAPAN
关键词
D O I
10.1063/1.105373
中图分类号
O59 [应用物理学];
学科分类号
摘要
We apply two-photon absorption spectroscopy as a novel tool to study residual strain in ZnSe epitaxial layers grown on GaAs substrates. Taking advantage of the polarization selection rules, we find that ZnSe layers thicker than 2-mu-m suffer in-plane tensile strain of the order of 10(-4). Deformation potential for the ZnSe layer is determined directly from two-photon data to high accuracy.
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页码:712 / 714
页数:3
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