| Pt／Au纳米双金属簇的制备及表征 |
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| 引用本文： | 牟志刚.Pt／Au纳米双金属簇的制备及表征[J].江苏技术师范学院学报,2007,13(2):44-47,51. |
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| 作者姓名： | 牟志刚 |
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| 作者单位： | 江苏技术师范学院化学化工学院 江苏常州213001 |
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| 摘 要： | 采用硼氢化钠还原法制得聚乙烯吡咯烷酮(PVP)保护的Pt/Au纳米双金属簇,用TEM、UV-VIS吸收光谱进行了表征,从制备方法、还原顺序、金属不同摩尔比等方面对双金属簇的影响进行了研究。分别制得了Pt/Au合金及Pt/Au核壳结构的直径在2~5nm的纳米双金属簇。
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| 关 键 词： | Pt/Au双金属簇 硼氢化钠 还原顺序 |
| 修稿时间： | 2006-12-202007-04-10 |
The Preparation and Characterization of PVP Protected Pt/Au Bimetallic Nano-clusters |
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| MOU Zhi-gang.The Preparation and Characterization of PVP Protected Pt/Au Bimetallic Nano-clusters[J].Journal of Jiangsu Teachers University of Technology,2007,13(2):44-47,51. |
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| Authors: | MOU Zhi-gang |
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| Institution: | School of Chemistry and Chemical Engineering, Jiangsu Teachers University of Technology, Changzhou 213001, China |
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| Abstract: | Poly(N-vinyl-2-pyrrolidone)(PVP) protected Pt/Au bimetallic nano-clusters were prepared by sodium borohydride and characterized through TEM,UV-VIS.The effect of preparation method,reduction sequence, mole rate of platinum and gold etc for bimetallic nano-clusters was studied.The mixed alloy of Pt/Au and Pt/Au core/ shell were prepared with the particles of 2~5nm. |
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| Keywords: | Pt/Au bimetallic nano-clusters sodium borohydride reduction sequence |
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