Data analytics accelerates the experimental discovery of Cu1−xAgxGaTe2 based thermoelectric chalcogenides with high figure of merit

Author:

Zhong Yaqiong12,Hu Xiaojuan3,Sarker Debalaya45,Su Xianli6ORCID,Xia Qingrui12,Xu Liangliang7,Yang Chao12ORCID,Tang Xinfeng6ORCID,Levchenko Sergey V.4,Han Zhongkang48,Cui Jiaolin1ORCID

Affiliation:

1. School of Materials and Chemical Engineering, Ningbo University of Technology, Ningbo 315211, China

2. School of Materials Science and Engineering, China University of Mining and Technology, Xuzhou 221116, China

3. Fritz-Haber-Institute of the Max Planck Society, Berlin 14195, Germany

4. Center for Energy Science and Technology, Skolkovo Institute of Science and Technology, Moscow 413026, Russia

5. UGC-DAE Consortium for Scientific Research Indore, Khandwa Road, Indore 452001, India

6. State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan 430070, China

7. Multidisciplinary Computational Laboratory, Department of Electrical and Biomedical Engineering, Hanyang University, Seoul 04763, Korea

8. State Key Laboratory of Silicon Materials, School of Materials Science and Engineering, Zhejiang University, Hangzhou, 310027, China

Abstract

Employing an artificial intelligence (AI) approach, we have predicted and experimentally synthesized several high-performing p-type thermoelectric (TE) chalcogenides, Cu1−xAgxGaTe2, with the peak TE figure of merit (zT) of ∼1.90 at 770 K and x = 0.45.

Funder

Russian Science Foundation

National Key Research and Development Program of China

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science,Renewable Energy, Sustainability and the Environment,General Chemistry

Reference59 articles.

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3. New Directions for Low-Dimensional Thermoelectric Materials

4. Point Defect Engineering of High-Performance Bismuth-Telluride-Based Thermoelectric Materials

5. Realizing high figure of merit in heavy-band p-type half-Heusler thermoelectric materials

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