Achieving ZT=2.2 with Bi-doped n-type SnSe single crystals

Anh Tuan Duong; Van Quang Nguyen; Ganbat Duvjir; Van Thiet Duong; Suyong Kwon; Jae Yong Song; Jae Ki Lee; Ji Eun Lee; SuDong Park; Taewon Min; Jaekwang Lee; Jungdae Kim; Sunglae Cho

doi:10.1038/ncomms13713

Nature Communications (Dec 2016)

Achieving ZT=2.2 with Bi-doped n-type SnSe single crystals

Anh Tuan Duong,
Van Quang Nguyen,
Ganbat Duvjir,
Van Thiet Duong,
Suyong Kwon,
Jae Yong Song,
Jae Ki Lee,
Ji Eun Lee,
SuDong Park,
Taewon Min,
Jaekwang Lee,
Jungdae Kim,
Sunglae Cho

Affiliations

Anh Tuan Duong: Department of Physics and Energy Harvest-Storage Research Center, University of Ulsan
Van Quang Nguyen: Department of Physics and Energy Harvest-Storage Research Center, University of Ulsan
Ganbat Duvjir: Department of Physics and Energy Harvest-Storage Research Center, University of Ulsan
Van Thiet Duong: Department of Physics and Energy Harvest-Storage Research Center, University of Ulsan
Suyong Kwon: Division of Industrial Metrology, Korea Research Institute of Standards and Science (KRISS)
Jae Yong Song: Division of Industrial Metrology, Korea Research Institute of Standards and Science (KRISS)
Jae Ki Lee: Creative and Fundamental Research Division, Thermoelectric Conversion Research Center, Korea Electrotechnology Research Institute (KERI)
Ji Eun Lee: Creative and Fundamental Research Division, Thermoelectric Conversion Research Center, Korea Electrotechnology Research Institute (KERI)
SuDong Park: Creative and Fundamental Research Division, Thermoelectric Conversion Research Center, Korea Electrotechnology Research Institute (KERI)
Taewon Min: Department of Physics, Pusan National University
Jaekwang Lee: Department of Physics, Pusan National University
Jungdae Kim: Department of Physics and Energy Harvest-Storage Research Center, University of Ulsan
Sunglae Cho: Department of Physics and Energy Harvest-Storage Research Center, University of Ulsan

DOI: https://doi.org/10.1038/ncomms13713
Journal volume & issue: Vol. 7, no. 1
pp. 1 – 6

Abstract

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The good thermoelectric figures of merit of p-type tin selenide single crystals are actively studied. Here, the authors show that n-type SnSe can also reach a figure of merit of around 2, at high temperatures, when doped with bismuth.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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