| 纳米银粒子的制备及其催化性能的研究 |
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| 引用本文： | 李菊梅. 纳米银粒子的制备及其催化性能的研究[J]. 陶瓷学报, 2011, 32(3): 453-456 |
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| 作者姓名： | 李菊梅 |
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| 作者单位： | 景德镇陶瓷学院材料科学与工程学院,江西景德镇,333001 |
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| 摘 要： | 采用化学还原的方法,以聚乙烯吡咯烷酮为稳定剂,硼氢化钠为还原剂合成了纳米级银粒子。TEM和XRD分析表明所制备的银纳米粒子粒径分布窄,其平均粒径为15nm左右,且具有较高的结晶度。进一步催化硼氢化钠还原甲苯胺蓝的实验表明该银溶胶具有较高的催化活性。
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| 关 键 词： | 银纳米粒子 硼氢化钠 聚乙烯吡咯烷酮 甲苯胺蓝 |
Preparation and Catalytic Activity of Silver Nanoparticles |
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| LI Jumei. Preparation and Catalytic Activity of Silver Nanoparticles[J]. Journal of Ceramics, 2011, 32(3): 453-456 |
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| Authors: | LI Jumei |
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| Affiliation: | LI Jumei (Jingdezhen Ceramic Institute,Jingdezhen Jiangxi 333001,China) |
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| Abstract: | With polyvinyl pyrrolidone(PVP) as stabilizer and sodium tetrahydroborate as reducer,silver nanoparticles were synthesized by chemical reduction method.The morphology,size and crystallinity of silver nanoparticles were investigated by TEM and XRD.The results showed that the silver nanoparticles are highly monodisperse,stable and greatly crystallized with the average diameter of around 15nm.The experiment of toluidine blue(TB) reduced by sodium tetrahydroborate utilizing silver nanoparticles as catalysts ind... |
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| Keywords: | silver nanoparticle sodium tetrahydroborate polyvinyl pyrrolidone toluidine blue |
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