Chalcopyrite CuGaTe 2: A high-efficiency bulk thermoelectric material

Theerayuth Plirdpring; Ken Kurosaki; Atsuko Kosuga; Tristan Day; Samad Firdosy; Vilupanur Ravi; G. Jeffrey Snyder; Adul Harnwunggmoung; Tohru Sugahara; Yuji Ohishi; Hiroaki Muta; Shinsuke Yamanaka

doi:10.1002/adma.201200732

Chalcopyrite CuGaTe ₂: A high-efficiency bulk thermoelectric material

Theerayuth Plirdpring, Ken Kurosaki^*, Atsuko Kosuga, Tristan Day, Samad Firdosy, Vilupanur Ravi, G. Jeffrey Snyder, Adul Harnwunggmoung, Tohru Sugahara, Yuji Ohishi, Hiroaki Muta, Shinsuke Yamanaka

^*Corresponding author for this work

Materials Science and Engineering

Research output: Contribution to journal › Article › peer-review

326 Scopus citations

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.

Original language	English (US)
Pages (from-to)	3622-3626
Number of pages	5
Journal	Advanced Materials
Volume	24
Issue number	27
DOIs	https://doi.org/10.1002/adma.201200732
State	Published - Jul 17 2012

Keywords

CuGaTe
chalcopyrite
electrical resistivity
thermal conductivity
thermoelectrics

ASJC Scopus subject areas

Mechanics of Materials
Mechanical Engineering
General Materials Science

Access to Document

10.1002/adma.201200732

Cite this

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title = "Chalcopyrite CuGaTe 2: A high-efficiency bulk thermoelectric material",

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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T2 - A high-efficiency bulk thermoelectric material

AU - Plirdpring, Theerayuth

AU - Kurosaki, Ken

AU - Kosuga, Atsuko

AU - Day, Tristan

AU - Firdosy, Samad

AU - Ravi, Vilupanur

AU - Snyder, G. Jeffrey

AU - Harnwunggmoung, Adul

AU - Sugahara, Tohru

AU - Ohishi, Yuji

AU - Muta, Hiroaki

AU - Yamanaka, Shinsuke

PY - 2012/7/17

Y1 - 2012/7/17

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AB - 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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KW - chalcopyrite

KW - electrical resistivity

KW - thermal conductivity

KW - thermoelectrics

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