Dysprosium(III) telluride is an inorganic compound, one of the tellurides of dysprosium, with the chemical formula Dy2Te3, where Dy is in the +3 oxidation state.

Preparation

Dysprosium(III) telluride can be obtained by reacting tellurium and dysprosium in a stoichiometric ratio:

Properties

Dysprosium(III) telluride reacts with copper(II) telluride at high temperature to obtain phases such as DyCuTe2, DyCu5Te4, and Dy7Cu3Te12. It and cadmium telluride can form CdDy2Te4 at high temperatures:Agaev, A. B.; Kulieva, U. A. Study of the cadmium telluride-dysprosium telluride system. Azerbaidzhanskii Khimicheskii Zhurnal, 1984. 5: 61-63.

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