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The tunable ferroelectricity and piezoelectricity of the KNN piezoceramics by Na concentrations: First-principles calculations
Affiliation:1. Department of Physics, University of Texas at Arlington, TX, USA;2. College of Materials Science and Engineering, Sichuan University, Chengdu, China;1. Department of Physics, Harbin Institute of Technology, Harbin 150001, China;2. School of Material Science and Engineering, Harbin Institute of Technology, Harbin 150001, China;1. State Key Laboratory of New Ceramics and Fine Processing, School of Materials Science and Engineering, Tsinghua University, Beijing 100084, PR China;2. Institute of Optics and Electronics, Chinese Academy of Sciences, Chengdu 610209, PR China;3. Department of Materials Science, Sichuan University, Chengdu, 610064, PR China;1. Institute for Electron Microscopy, Graz University of Technology, Steyrergasse 17, 8010 Graz, Austria;2. Jozef Stefan Institute, Jamova 39, Ljubljana, Slovenia;3. Christian Doppler Laboratory for Advanced Ferroic Oxides, Graz University of Technology, Stremayrgasse 9, 8010 Graz, Austria;1. Key Laboratory for Macromolecular Science of Shaanxi Province, School of Materials Science and Engineering, Shaanxi Normal University, Xi’an, 710062 Shaanxi, PR China;2. School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi’an, 710062 Shaanxi, PR China;1. School of Material Science and Engineering, University of Jinan, Jinan, 250022, China;2. State Key Laboratory of New Ceramics and Fine Processing, School of Materials Science and Engineering, Tsinghua University, Beijing, 100084, China;1. State Key Laboratory of High Performance Ceramics and Superfine Microstructures, Shanghai Institute of Ceramics, Chinese Academy of Sciences, Shanghai 200050, China;2. Shanghai Institute for Materials Genome, Shanghai, China;3. School of Physical Science and Technology, ShanghaiTech University, Shanghai 201210, China;4. The Key Lab of Inorganic Functional Materials and Devices, Shanghai Institute of Ceramics, Chinese Academy of Sciences, Shanghai 200050, China
Abstract:
Keywords:Piezoelectricity  Ferroelectricity  First-principles  Piezoceramics  Na concentration
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