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Conductivity in Ag-As-S(Se,Te) chalcogenide glasses
Authors: Stehlík Štěpán | Kolář Jakub | Bartoš Miroslav | Vlček Milan | Frumar Miloslav | Zima Vítězslav | Wágner Tomáš
Year: 2010
Type of publication: článek v odborném periodiku
Name of source: Solid State Ionics
Publisher name: Elsevier Science BV
Place: Amsterdam
Page from-to: 1625-1630
Titles:
Language Name Abstract Keywords
cze Vodivost Ag-As-S(Se,Te) chalkogenidových skel Udáváme elektrické vlastnosti Ag-x(As(0.33)Ch(0.67)) (100 - x) (Ch S, Se, Te) systémů skel ve vztahu k jejich mikrostruktuře a změnám chalkogenidových atomů. Zjistili jsme, že příspěvek iontové vodivosti klesá, když síra je nahrazena selenem a tellurem. vodivost;chalkogenidová skla
eng Conductivity in Ag-As-S(Se,Te) chalcogenide glasses We report on electric properties of Ag-x(As(0.33)Ch(0.67))(100 - x) (Ch S, Se, Te) glass systems in relation to their microstructure and changing constituting chalcogenide atoms. We observed decreasing contribution of the ionic conductivity when sulphur was replaced by selenium and tellurium. We also found a strong correlation between the conductivity and the phase separation into a silver-rich and a silver-poor phase which appears to be responsible for the semiconductor - ionic conductor transition in the sulphur and selenium based systems Conductivity;chalcogenide glasses