| 柠檬酸自燃烧法制备BiFeO3工艺及性能研究 |
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| 引用本文： | 王春梅,刘世江,郝俊红,李涛,赵猛,陈镇平.柠檬酸自燃烧法制备BiFeO3工艺及性能研究[J].功能材料与器件学报,2011,17(4):345-349. |
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| 作者姓名： | 王春梅 刘世江 郝俊红 李涛 赵猛 陈镇平 |
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| 作者单位： | 1. 郑州轻工业学院技术物理系,郑州,450002
2. 洛阳师范学院物理与电子信息学院,洛阳,471022 |
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| 基金项目： | 国家自然科学基金(10875107); 河南省自然科学基金(082300440080)资助项目 |
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| 摘 要： | 以柠檬酸做络合剂,硝酸盐做氧化剂,采用柠檬酸-硝酸盐自燃烧法一步合成了具有扭曲菱方钙钛矿结构的BiFeO3粉体.利用X射线衍射(XRD)、差热-热重(DTA -TG)等技术分析了所得BiFeO3粉体,并研究了粉体烧结后BiFeO3陶瓷的相结构和电性能.结果表明,柠檬酸盐溶胶-凝胶法制备的前驱体具有自燃烧特性,自燃烧后B...
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| 关 键 词： | 柠檬酸盐自燃烧法 BiFeO3陶瓷 铁电性能 介电性能 |
Study on Technique and Properties of BiFeO_3 Prepared by Citrate Self-Combustion Method |
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| WANG Chun-mei,LIU Shi-Jiang,HAO Jun-hong,LI Tao,ZHAO Meng,CHEN Zhen-ping.Study on Technique and Properties of BiFeO_3 Prepared by Citrate Self-Combustion Method[J].Journal of Functional Materials and Devices,2011,17(4):345-349. |
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| Authors: | WANG Chun-mei LIU Shi-Jiang HAO Jun-hong LI Tao ZHAO Meng CHEN Zhen-ping |
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| Affiliation: | WANG Chun-mei1,LIU Shi-Jiang2,HAO Jun-hong1,LI Tao1,ZHAO Meng1,CHEN Zhen-ping1(1.Department of Technology and Physics,Zhengzhou University of Light Industry,Zhengzhou 450002,China,2.College of Physics and Electronic Information,Luoyang Normal College,Luoyang 471022,China) |
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| Abstract: | BiFeO3 powder with distorted rhombohedral perovskite structures were synthesized by the citrate self-combustion method using citric acid as chelating,nitrate as oxidant.XRD and DTA-TG were employed for the obtained powder.The crystal structure and physical properties of BiFeO3 powder and ceramics were investigated.The results show that precursor prepared by citrate sol-gel has self-combustion characteristics and the structure of BiFeO3 has improved after sintering.All samples show good ferroelectricity.BiFe... |
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| Keywords: | citrate self-combustion method BiFeO3 ceramics ferroelectric properties dielectric properties |
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