| 弱碱并流沉淀法制备纳米氧化铋 |
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| 引用本文： | 曾俊,钟俊波,卢燕,李建章.弱碱并流沉淀法制备纳米氧化铋[J].四川理工学院学报(自然科学版),2011(6):646-648. |
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| 作者姓名： | 曾俊 钟俊波 卢燕 李建章 |
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| 作者单位： | 四川理工学院化学与制药工程学院 |
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| 基金项目： | 四川省教育厅项目(09ZZ016,10ZA140,11LYJ1101);四川省青年基金项目(09ZQ026-050);四川理工学院博士启动基金项目(2010XJKRL007,2009ZR2);四川理工学院科研基金项目(2011KY09) |
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| 摘 要： | 以Bi( NO3)3·5H2O为原料,利用弱碱并流沉淀法制备Bi2O3粉体,实验结果表明最佳的工艺条件为:反应温度为30℃,Bi(NO3)3溶液的浓度为0.20 mol/L,最佳反应pH为8.XRD分析结果表明产物为α - Bi2O3,晶粒尺寸约为34 nm.
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| 关 键 词： | 纳米Bi2O3 并流沉淀法 制备 |
Fabrication of Nano-Bi2O3 by Paralled Flaw Precipitation Method with Waek Base |
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| ZENG Jun,ZHONG Jun-bo,LU Yan,LI Jian-zhang.Fabrication of Nano-Bi2O3 by Paralled Flaw Precipitation Method with Waek Base[J].Journal of Sichuan University of Science & Engineering:Natural Science Editton,2011(6):646-648. |
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| Authors: | ZENG Jun ZHONG Jun-bo LU Yan LI Jian-zhang |
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| Institution: | (Shool of Chemical and Pharmaceutical Engineering,Sichuan University of Science & Engineering,Zigong 643000,China) |
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| Abstract: | Nano-Bi2O3 was prepared using Bi(NO3)3·5H2O as material by paralled flaw precipitation method with weak base.The optimal experimental conditions can be summarized as follow: reaction temperature is 30 ℃,the concentration of bismuth nitrate solution is 0.2 mol/L,pH value of reaction is 8.0.XRD characterization shows the crystal size of Bi2O3 prepared is about 34 nm. |
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| Keywords: | nano-Bi2O3 paralled flaw precipitation method fabrication |
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