Short-Range Order in Se-Rich GeβSe Glass
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Egil Gulbrandsen; Hege Britt Johnsen; Monica Endregaard; Tor Grande; Svein StΓΈle
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Article
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1999
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Elsevier Science
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English
β 204 KB
The short-range order in vitreous Ge 1Ψx Se x (2/34 4x4 41) at 80 K was studied by EXAFS spectroscopy at the Ge and Se K-edges. The results were analyzed using theoretical phase shift and amplitude functions and by comparison to crystalline GeSe 2 and Se as model compounds. The GeSe 4 tetrahedron is