| 溶胶-凝胶法制备球形纳米氧化铁的试验研究 |
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| 引用本文： | 缪应菊,王亚明.溶胶-凝胶法制备球形纳米氧化铁的试验研究[J].六盘水师范高等专科学校学报,2010,22(6):31-34. |
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| 作者姓名： | 缪应菊 王亚明 |
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| 作者单位： | [1]六盘水师范学院环境与化学工程系,贵州六盘水553001 [2]昆明理工大学化工学院,昆明650224 |
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| 摘 要： | 采用超声波技术和溶胶-凝胶法,结合真空干燥的方式,制备球形纳米氧化铁。采用X射线衍射（XRD）、透射电镜（TEM）对所得纳米氧化铁的结构、形貌及其粒径进行分析。结果表明：在200℃的低温条件下就可制备得到球形纳米α-Fe2O3,其结构为斜方六面体结构,粒径约为10nm。
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| 关 键 词： | 溶胶-凝胶法 氧化铁 球形纳米晶 低温 晶体结构 |
Study on Preparation of Spherical Iron Oxide Nanocrystals by Sol-Gel Method |
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| MIAO Ying-ju,WANG Ya-ming.Study on Preparation of Spherical Iron Oxide Nanocrystals by Sol-Gel Method[J].Journal of Liupanshui Teachers College,2010,22(6):31-34. |
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| Authors: | MIAO Ying-ju WANG Ya-ming |
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| Institution: | MIAO Ying-ju ;WANG Ya-ming (1 Department of Environmental and Chemical Engineering,Liupanshui Normal College;Liupanshui 553001,China;2.Faculty of Chemical Engineering,Kunming University of Science and Technology;Kunming 650224,China) |
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| Abstract: | The spherical iron oxide nanocrystals are prepared by Sol-Gel method with ultrasonic and vacuum drying technologies.Their microstructures,morphologies and dimensions are also measured by means of X-ray diffraction（XRD）,Transmission electron microscopy（TEM） and Fourier transform infrared spectrometry（FTIR）.The experimental results show that the α-Fe2O3 with oblique side hexahedron structure and about 10nm of average size can be prepared at 200℃. |
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| Keywords: | Sol-Gel method spherical nanocrystal α-Fe2O3 low temperature crystal structure |
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