CHARACTERIZATION AND IDENTIFICATION OF THE DEEP LEVELS IN V DOPED CDTE AND THEIR RELATIONSHIP WITH THE PHOTOREFRACTIVE PROPERTIES

被引:29
作者
BREMOND, G
ZERRAI, A
MARRAKCHI, G
AOUDIA, A
MARFAING, Y
TRIBOULET, R
BUSCH, MC
KOEBBEL, JM
HAGEALI, M
SIFFERT, P
MOISAN, JY
机构
[1] CNRS,F-92195 MEUDON,FRANCE
[2] CNRS,PHASE,F-67037 STRASBOURG,FRANCE
[3] CTR NATL ETUD TELECOMMUN,F-22301 LANNION,FRANCE
关键词
We would thank gratefully M. Pugnet for fruitfull discussions and some of the authors; G; Br6mond; A. Zerrai and G. Marrakchi are grateful to J. Gr6goire for her technical help. This work has been financially supported by the french telecommunication administration (Centre National d'Etude et T616communication );
D O I
10.1016/0925-3467(94)00068-9
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Deep level characterization by photoinduced current transient spectroscopy, deep level transient spectroscopy and deep level optical spectroscopy is presented on vanadium doped CdTe crystals grown for photorefractive applications. A main electron trap at 0.95 eV, connected with V doping, is proposed to be the main deep level involved in the photorefractive effect of CdTe:V on the bases of the sigma(n)(0) and sigma(p)(0) ionization cross-sections measurements as compared to spectroscopic results of the electron-hole competition factor obtained on CdTe:V.
引用
收藏
页码:246 / 251
页数:6
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