First principles study of electronic and optical properties of InAs

被引:16
作者
Feng, Zhenbao [1 ]
Hu, Haiquan [1 ]
Cui, Shouxin [1 ]
Wang, Wenjun [1 ]
Lu, Canyun [1 ]
机构
[1] Liaocheng Univ, Sch Phys Sci & Informat Technol, Liaocheng 252059, Shandong, Peoples R China
来源
CENTRAL EUROPEAN JOURNAL OF PHYSICS | 2009年 / 7卷 / 04期
基金
中国国家自然科学基金;
关键词
FP-LAPW plus lo; electronic structure; optical properties; GENERALIZED GRADIENT APPROXIMATION; III-V; SEMICONDUCTORS; PARAMETERS; GAP; INP;
D O I
10.2478/s11534-009-0045-5
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The electronic and optical properties of InAs in core-level spectra are calculated using the full-potential linearized augmented plane wave plus local orbitials (FP-LAPW+lo) method. The real and imaginary parts of the dielectric function epsilon(omega), the optical absorption coefficient l(omega), the reflectivity R(omega), the refractive index n(omega), and the extinction coefficient k(omega) are calculated. All these values are in good agreement with the experimental data. The effect of spin-orbit coupling on optical properties is also investigated and found to be quite small.
引用
收藏
页码:786 / 790
页数:5
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