Influence of deviation from stoichiometry on the photoluminescence in CdTe doped with indium
Author(s) -
Suma Gurumurthy,
K. S. R. Koteswara Rao,
A. K. Sreedhar,
H. L. Bhat,
B. S. Sundersheshu,
R. Bagai,
Vikram Kumar
Publication year - 1994
Publication title -
bulletin of materials science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.35
H-Index - 72
eISSN - 0973-7669
pISSN - 0250-4707
DOI - 10.1007/bf02757582
Subject(s) - materials science , photoluminescence , cadmium telluride photovoltaics , indium , stoichiometry , doping , vacancy defect , tellurium , acceptor , conduction band , cadmium , analytical chemistry (journal) , condensed matter physics , optoelectronics , chemistry , metallurgy , electron , physics , chromatography , quantum mechanics
Low temperature photoluminescence of vacuum and cadmium annealed CdTe:In is reported here. A new peak at ∼ 1·14 eV related to transitions from the conduction band to an acceptor involving a tellurium vacancy has been observed.
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