Improved zT in Nb5Ge3–GeTe thermoelectric nanocomposite-Reference-Cited by-同舟云学术

Improved zT in Nb5Ge3–GeTe thermoelectric nanocomposite

Published:2022 Issue:2 Volume:14 Page:410-418
ISSN:2040-3364
Container-title:Nanoscale
language:en
Short-container-title:Nanoscale

Author:

Cao Jing¹^ORCID,Tan Xian Yi¹²^ORCID,Jia Ning²,Lan Da³,Solco Samantha Faye Duran¹^ORCID,Chen Kewei⁴,Chien Sheau Wei¹,Liu Hongfei¹,Tan Chee Kiang Ivan¹,Zhu Qiang¹^ORCID,Xu Jianwei¹,Yan Qingyu²^ORCID,Suwardi Ady¹³^ORCID

Affiliation:

1. Institute of Materials Research and Engineering, Agency for Science, Technology and Research, #08-03, 2 Fusionopolis Way, Singapore 138634

2. School of Materials Science and Engineering, Nanyang Technological University, Singapore 639798

3. Department of Materials Science and Engineering, National University of Singapore, Singapore 117575

4. School of Mechanical and Aerospace Engineering, Nanyang Technological University, Singapore 639798

Abstract

Doping high electrical conductivity Nb5Ge3 precipitates into GeTe results in nanoprecipitates phonon scattering, while retaining electrical mobility. As a result, thermoelectric zT of GeTe is drastically enhanced to 2.0 at 723 K.

Funder

Agency for Science, Technology and Research

Science and Engineering Research Council

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science

Link

http://pubs.rsc.org/en/content/articlepdf/2022/NR/D1NR06962D

Reference88 articles.

1. Enhanced atomic ordering leads to high thermoelectric performance in AgSbTe 2

2. Power generation and thermoelectric cooling enabled by momentum and energy multiband alignments