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

Research output: Contribution to journalArticlepeer-review

235 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 languageEnglish (US)
Pages (from-to)3622-3626
Number of pages5
JournalAdvanced Materials
Volume24
Issue number27
DOIs
StatePublished - Jul 17 2012

Keywords

  • CuGaTe
  • chalcopyrite
  • electrical resistivity
  • thermal conductivity
  • thermoelectrics

ASJC Scopus subject areas

  • Materials Science(all)
  • Mechanics of Materials
  • Mechanical Engineering

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