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Bismuth telluride (Bi2Te3) is a grey powder that is a compound of bismuth and tellurium also known as Bismuth(III) telluride. It is a semiconductor which is an efficient thermoelectric material for refrigeration or portable power generation. The CAS registry number is [ ]. The density is 7700 kg.m-3. It has a melting point of 573 C.
Additional recommended knowledge
The properties relevant to thermoelectric efficiency are:
Although generally a low risk compound, it can be toxic; fatal if large doses are ingested. Avoid breathing the dust. A reaction with water may release toxic fumes. Material safety data sheets should be consulted.
|This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Bismuth_telluride". A list of authors is available in Wikipedia.|