Mechanical and chemical thresholds in IV-VI chalcogenide glasses

Asokan, S. ; Prasad, M. V. N. ; Parthasarathy, G. ; Gopal, E. S. R. (1989) Mechanical and chemical thresholds in IV-VI chalcogenide glasses Physical Review Letters, 62 (7). pp. 808-810. ISSN 0031-9007

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Official URL: http://prl.aps.org/abstract/PRL/v62/i7/p808_1

Related URL: http://dx.doi.org/10.1103/PhysRevLett.62.808

Abstract

It has been possible to identify two critical compositions in the IV-VI chalcogenide glassy system GexSe100-x by the anomalous variations of the high-pressure electrical resistivity behavior. The first critical composition, the chemical threshold, refers to the stoichiometric composition. The second critical composition, identified recently as the mechanical percolation threshold, is connected with the structural rigidity of the material.

Item Type:Article
Source:Copyright of this article belongs to The American Physical Society.
ID Code:71089
Deposited On:24 Nov 2011 03:59
Last Modified:24 Nov 2011 03:59

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