CHARACTERIZATION OF CUGA0.25IN0.75SE2 THIN-FILMS

被引:4
作者
APARNA, Y
REDDY, PS
NAIDU, BS
REDDY, PJ
机构
[1] Department of Physics, Sri Venkateswara University, Tirupati
关键词
D O I
10.1016/0167-577X(91)90200-P
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
CuGa0.25In0.75Se2 thin films prepared by the flash evaporation technique onto Corning 7059 glass substrates at T(s) = 598-648 K were single phase, nearly stoichiometric and polycrystalline with a strong (112) preferred orientation. The electrical resistivity of the films was in the range 30-350-OMEGA cm. Thermoelectric power and Hall effect measurements indicated p-type conduction in the films. Optical absorption studies indicated a direct fundamental bandgap of 1.16 eV.
引用
收藏
页码:273 / 276
页数:4
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