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Influence of composition on structural, electrical and optical characterizations of Bi48−xSbxSe52ternary chalcogenide system

✍ Scribed by Ammar, A. H.; Abo Ghazala, M. S.; Farag, A. A. M.; Eleskandrany, A.


Book ID
121436699
Publisher
Springer-Verlag
Year
2013
Tongue
English
Weight
657 KB
Volume
87
Category
Article
ISSN
0019-5480

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The optical properties of as-deposited Ge x Se 92Àx In 8 (x ¼ 10, 12.5, 15 and 20 at%) have been studied. Various optical constants have been calculated for the studied compositions. The mechanism of the optical absorption follows the rule of non-direct transition. It was found that, the optical ene