Temperature dependence of the fundamental absorption edge in CuIn3Se5

被引:40
作者
Marin, G [1 ]
Wasim, SM [1 ]
Rincon, C [1 ]
Perez, GS [1 ]
Power, C [1 ]
Mora, AE [1 ]
机构
[1] Univ Los Andes, Fac Ciencias, Dept Fis, Ctr Estudios Semicond, Merida 5101, Venezuela
关键词
D O I
10.1063/1.367103
中图分类号
O59 [应用物理学];
学科分类号
摘要
From the study of the temperature dependence of the optical absorption spectra, the energy gap E-G of CuIn3Se5 between 10 and 300 K are calculated using the model proposed by Elliot. This variation is compared to the semiempirical relation suggested by Manoogian-Woolley. The Debye temperature Theta(D), the dielectric constant epsilon(0), and the effective masses of free excitons m(ex), electrons m(e), and holes m(h) are estimated from the analysis of the adjustable parameters of these medals. (C) 1998 American Institute of Physics.
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页码:3364 / 3366
页数:3
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