Engineering an atomic-level crystal lattice and electronic band structure for an extraordinarily high average thermoelectric figure of merit in n-type PbSe-Reference-Cited by-同舟云学术

Engineering an atomic-level crystal lattice and electronic band structure for an extraordinarily high average thermoelectric figure of merit in n-type PbSe

Published:2023 Issue:9 Volume:16 Page:3994-4008
ISSN:1754-5692
Container-title:Energy & Environmental Science
language:en
Short-container-title:Energy Environ. Sci.

Author:

Ge Bangzhi¹²³^ORCID,Lee Hyungseok²⁴^ORCID,Im Jino⁵,Choi Youngsu⁶⁷,Kim Shin-Yeong²⁸^ORCID,Lee Ji Yeong⁹,Cho Sung-Pyo¹⁰,Sung Yung-Eun²⁸^ORCID,Choi Kwang-Yong⁶,Zhou Chongjian³^ORCID,Shi Zhongqi¹^ORCID,Chung In²⁴^ORCID

Affiliation:

1. State Key Laboratory for Mechanical Behavior of Materials, Xi’an Jiaotong University, Xi’an 710049, China

2. School of Chemical and Biological Engineering, and Institute of Chemical Processes, Seoul 08826, Republic of Korea

3. State Key Laboratory of Solidification Processing & Key Laboratory of Radiation Detection Materials and Devices, MIIT, School of Materials Science and Engineering, Northwestern Polytechnical University, Xi’an Shaanxi 710072, China

4. Center for Correlated Electron Systems, Institute for Basic Science (IBS), Seoul 08826, Republic of Korea

5. Korea Research Institute of Chemical Technology (KRICT), Daejeon 34114, Republic of Korea

6. Department of Physics, Sungkyunkwan University, Suwon 16419, Republic of Korea

7. Institute of Basic Science, Sungkyunkwan University, Suwon 16419, Republic of Korea

8. Center for Nanoparticle Research, Institute for Basic Science (IBS), Seoul 08826, Republic of Korea

9. Advanced Analysis and Data Center, Korea Institute of Science and Technology (KIST), Seoul 02792, Republic of Korea

10. National Center for Inter-University Research Facilities, Seoul National University, Seoul 08826, Republic of Korea

Abstract

Multiscale defect structures driven by interstitial Cu, off-centered Pb and Se atoms and scarce anion vacancies in the new CuxPb(Se0.8Te0.2)0.95 give a record-high average ZT among all polycrystalline n-type thermoelectric materials due to high PF.

Funder

National Research Foundation of Korea

Institute for Basic Science

National Natural Science Foundation of China

Natural Science Foundation of Shaanxi Province

Higher Education Discipline Innovation Project

State Key Laboratory of Solidification Processing

Publisher

Royal Society of Chemistry (RSC)

Subject

Pollution,Nuclear Energy and Engineering,Renewable Energy, Sustainability and the Environment,Environmental Chemistry

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