Origin of inhomogeneity in spark plasma sintered bismuth antimony telluride thermoelectric nanocomposites

Enzheng Shi1, Shuang Cui2,3, Nicholas Kempf4, Q. Xing1, Thomas C. Chasapis5, Hua Zhu6, Zhe Li6, Je‐Hyeong Bahk7, G. Jeffrey Snyder5, Yanliang Zhang4, Renkun Chen2, Yue Wu1
1Ames Laboratory, Department of Energy, Iowa State University, Ames, USA
2Department of Mechanical and Aerospace Engineering, University of California, San Diego, La Jolla, USA
3Buildings and Thermal Sciences Center, National Renewable Energy Laboratory, Golden, USA
4Department of Aerospace and Mechanical Engineering, University of Notre Dame, Notre Dame, USA
5Department of Materials Science and Engineering, Northwestern University, Evanston, USA
6Department of Chemical and Biological Engineering, Iowa State University, Ames, USA
7Department of Mechanical and Materials Engineering, University of Cincinnati, Cincinnati, USA

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