Low-temperature synthesis of Bi2Fe4O9 nanoparticles via a hydrothermal method |
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Authors: | Yonggang Wang Gang Xu Linlin Yang Zhaohui Ren Xiao Wei Wenjian Weng Piyi Du Ge Shen Gaorong Han |
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Affiliation: | 1. State Key Laboratory of Silicon Materials, Department of Materials Science and Engineering, Zhejiang University, Hangzhou 310027, PR China;2. Shandong Research and Design Institute of Industrial Ceramics, Zibo 255031, PR China |
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Abstract: | Bi2Fe4O9 (BFO) nanoparticles were successfully synthesized by a hydrothermal method at a temperature as low as 100 °C. The as-prepared powders, characterized by X-ray diffraction (XRD), energy dispersive spectroscopy (EDS), transmission electron microscope (TEM) and physical property measurement system (PPMS), exhibited a pure BFO phase about 100 nm size with uniform sheet-like shape and exhibited an AF order at room temperature. It was found that high alkali concentration and alkali ion Na+ played a key role in the formation of BFO nanoparticles at a low temperature of 100 °C. |
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Keywords: | Hydrothermal Bi2Fe4O9 nanoparticles Low temperature |
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