PHOTOLUMINESCENCE STUDY OF SCHOTT COMMERCIAL AND EXPERIMENTAL CDSSE-DOPED GLASSES - OBSERVATION OF SURFACE-STATES

被引:66
作者
HACHE, F
KLEIN, MC
RICARD, D
FLYTZANIS, C
机构
[1] Laboratoire d’Optique Quantique du Centre National de la Recherche Scientifique, Ecole Polytechnique, Palaiseau Cedex
关键词
D O I
10.1364/JOSAB.8.001802
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Photoluminescence and absorption experiments performed on Schott commercial and experimental CdSSe-doped glasses reveal the existence of a pair of narrow electronic states close to the electronic bands. According to a study of the luminescence as a function of the size of the semiconductor spheres, we tentatively interpret them as surface states. A careful analysis of the absorption spectra seems to corroborate this conclusion.
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页码:1802 / 1806
页数:5
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