Chalcopyrite CuGaTe(2): a high-efficiency bulk thermoelectric material.

Plirdpring, Theerayuth; Kurosaki, Ken; Kosuga, Atsuko; Day, Tristan; Firdosy, Samad; Ravi, Vilupanur; Snyder, G Jeffrey; Harnwunggmoung, Adul et al. · Adv Mater · 2012

basic_science · Level V

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Abstract

CuGaTe(2) with a chalcopyrite structure demonstrates promising thermoelectric properties. The maximum figure of merit ZT is 1.4 at 950 K. CuGaTe(2) and related chalcopyrites are a new class of high-efficiency bulk thermoelectric material for high-temperature applications.

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