A single-domain thermodynamic theory is employed to predict the spontaneous polarizations of (001)(c), (101)(c), and (111)(c) oriented epitaxial BiFeO3 thin films grown on dissimilar substrates. The effects of various substrate-induced strains on the spontaneous polarization were studied. The dependences of the spontaneous polarization on film orientations and the types of substrate-induced strains were analyzed. (c) 2007 American Institute of Physics.
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Harbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R ChinaHarbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R China
Li, Ze
Zhao, Yu
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Harbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R China
Harbin Inst Technol, Space Environm Simulat Res Infrastruct, Harbin 150001, Peoples R ChinaHarbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R China
Zhao, Yu
Li, Wei-Li
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Harbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R ChinaHarbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R China
Li, Wei-Li
Song, Ruixuan
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Harbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R ChinaHarbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R China
Song, Ruixuan
Zhao, Wenyue
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Harbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R ChinaHarbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R China
Zhao, Wenyue
Wang, Zhao
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Harbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R ChinaHarbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R China
Wang, Zhao
Peng, Yazhou
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Harbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R ChinaHarbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R China
Peng, Yazhou
Fei, Wei-Dong
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Harbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R ChinaHarbin Inst Technol, Sch Mat Sci & Engn, Harbin 150001, Peoples R China