| 纳米LaCoO_3的制备及其应用研究 |
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| 引用本文： | 尚静媛,张弛,王永芝. 纳米LaCoO_3的制备及其应用研究[J]. 化工科技市场, 2008, 31(4) |
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| 作者姓名： | 尚静媛 张弛 王永芝 |
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| 作者单位： | 1. 天津津贝尔建筑工程试验检测技术有限公司,天津,300170
2. 天津大港油田集团油田化学有限公司 |
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| 摘 要： | 本文采用共沉淀法和柠檬酸络合法的方法制备了系列纳米钙钛矿型 LaCoO3光催化剂,较系统地研究了纳米钙钛矿型ABO,复合氧化物A、B位部分掺杂复合氧化物(A位掺杂Ca,B位掺杂Cu)的光催化氧化性能,并考察不同制备方法对LaCoO3光催化活性的影响.最终对样品进行了降解酸性红3B染料性能测试和对大肠杆菌的抗菌试验,结果表明柠檬酸络合法制备的光催化剂的光催化活性与抗菌活性比固相研磨法制备的光催化剂的高,并且掺入少量杂原子后,光催化剂的光催化活性与抗菌活性均提高.
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| 关 键 词： | 钙钛矿 光催化剂 共沉淀法 柠檬酸络合法 降解 |
The study of the preparation and application of nanometer LaCoO_3 |
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| Shang Jingyuan,Zhang Chi,Wang Yongzhi. The study of the preparation and application of nanometer LaCoO_3[J]. Chemical Technology Market, 2008, 31(4) |
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| Authors: | Shang Jingyuan Zhang Chi Wang Yongzhi |
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| Affiliation: | Shang Jingyuan~1 Zhang Chi~1 Wang Yongzhi~21.Tianjin Jinbeier Construction Engineering Testing , Inspection Technology Co.,Ltd.,Tianjin 300170,China,2.Dagang Oilfield Group Oilfield Chemical Co. |
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| Abstract: | In this paper,nano-sized compound LaCoO_3 were prepared by the co-precipitation method and the citric acid complex method.The effect of different preparation methods and the incorporation of the few hetero-atoms to photocat- alytic activity of catalysts were studied systematically.The prepared photocatalysts were characterized by x-ray particle size analysis and TEM technology.The result indicated the co-precipitation method and the citric acid complex method were the effective prepration method and the pre... |
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| Keywords: | perovskite photocatalyst Co-precipitation method the citric acid method degeneration |
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