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Raising thermoelectric performance of n-type SnSe via Br doping and Pb alloying

Cheng Chang,a  Qing Tan,b  Yanling Pei,a  Yu Xiao,a  Xiao Zhang,a  Yue-Xing Chen,c  Lei Zheng,a  Shengkai Gong,a  Jing-Feng Li,b  Jiaqing Hec  and  Li-Dong Zhao*a 
Author affiliations

* Corresponding authors

a School of Materials Science and Engineering, Beihang University, Beijing 100191, China
E-mail: zhaolidong@buaa.edu.cn

b School of Materials Science and Engineering, Tsinghua University, Beijing 100084, China

c Department of Physics, South University of Science and Technology of China, Shenzhen 518055, China

Abstract

High ZT value of ∼1.2 at 773 K was achieved in n-type polycrystalline SnSe. The high thermoelectric performance derives from the low thermal conductivity of SnSe and enhanced electrical conductivity induced by Br doping and Pb alloying.

Graphical abstract: Raising thermoelectric performance of n-type SnSe via Br doping and Pb alloying

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Publication details

The article was received on 01 Sep 2016, accepted on 09 Oct 2016 and first published on 10 Oct 2016


Article type: Communication
DOI: 10.1039/C6RA21884A
Citation: RSC Adv., 2016,6, 98216-98220
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    Raising thermoelectric performance of n-type SnSe via Br doping and Pb alloying

    C. Chang, Q. Tan, Y. Pei, Y. Xiao, X. Zhang, Y. Chen, L. Zheng, S. Gong, J. Li, J. He and L. Zhao, RSC Adv., 2016, 6, 98216
    DOI: 10.1039/C6RA21884A

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