Article ID Journal Published Year Pages File Type
1486638 Journal of Non-Crystalline Solids 2005 4 Pages PDF
Abstract

Temperature dependences of the dc conductivity and thermopower of a (GaSb)38Ge24 homogeneous bulk amorphous alloy are investigated at 110–425 K and at 180–400 K, respectively. The samples were prepared by spontaneous solid-state amorphization of a quenched crystalline high-pressure phase heated from 77 to 430 K at ambient pressure. In contrast to the parent amorphous GaSb compound exhibiting an unusual combination of electrical properties, amorphous (GaSb)38Ge24 is found to be a typical p-type semiconductor well described by the conventional Mott–Davis model.

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Physical Sciences and Engineering Materials Science Ceramics and Composites
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