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Original Articles

Procesus Electroniques dans le Sélénium Liquide

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Pages 209-221 | Received 14 Apr 1978, Published online: 28 Mar 2007
 

Abstract

Des mesures antérieures de la conductivité en régime continu et de l'effet thermoélectrique, en fonction de la température, pour du sélénium liquide pur et dopé à l'iode, sont ici complétées par des études faites en fonction de la fréquence ainsi que dans des conditions physiques et électriques spéciales. On interpréte l'ensemble du comportement par un mécanisme de semiconduction intrinsèque combiné à des effets des au désordre de la structure et à de fortes variations des mobilités des électrons et des trous

Previous measurements of dc conductivity and thermoelectric power vs. temperature, for liquid selenium pure and doped with iodine, are completed here by studies performed vs. frequency and also under special conditions of physical and electrical nature. The whole behaviour is explained by a mechanism of intrinsic semi-conduction associated with effects due to the disorder of the structure and to large variations of electrons and hole mobilities.

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