Characterization of co-electrodeposited and selenized CIS (CuInSe2) thin films

被引:25
作者
Fernandez, AM
Sebastian, PJ
Calixto, ME
Gamboa, SA
Solorza, O
机构
[1] Univ Nacl Autonoma Mexico, IIM, LAB ENERGIA SOLAR, PHOTOVOLTA SYST GRP, TEMIXCO 62580, MORELOS, MEXICO
[2] INST POLITECN NACL, CTR INVEST & ESTUDIOS AVANZADOS, DEPT QUIM, MEXICO CITY 07000, DF, MEXICO
关键词
electrical properties and measurements; selenium; structural properties; surface morphology;
D O I
10.1016/S0040-6090(96)09310-8
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The structural, morphological, compositional and photoelectrochemical properties of co-electrodeposited and selenized CIS thin films were characterized using various techniques. As-deposited as well as selenized films exhibited a compact or a granular morphology depending on the composition. The film stoichiometry was improved after selenization at 550 degrees C in a tubular furnace, The film conductivity type, carrier concentration and flat-band potential were determined from the photoelectrochemical studies. The films are formed with a mixed composition of the binary as well as the ternary phases. From the results of these studies, a model is suggested for the superficial as well as the bulk conductivity types of the film. (C) 1997 Elsevier Science S.A.
引用
收藏
页码:92 / 97
页数:6
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