| Pt/三苯胺烯分子纳米复合物的制备及光催化作用 |
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| 引用本文： | 程满环,朱明山,杜玉扣,杨平.Pt/三苯胺烯分子纳米复合物的制备及光催化作用[J].化学研究与应用,2009,21(7). |
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| 作者姓名： | 程满环 朱明山 杜玉扣 杨平 |
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| 作者单位： | 苏州大学材化部,江苏,苏州,215123 |
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| 摘 要： | 采用乙醇还原法制备了金属Pt/三苯胺烯共轭分子纳米复合物(Pt@DPSDA),通过UV-vis、TEM、FTIR、XRD、荧光、光电化学等方法对纳米复合物进行了表征.三苯胺烯分子通过分子末端羧基与金属Pt纳米粒子表面原子相互作用,形成以金属Pt纳米粒子为核,三苯胺烯分子为壳的核/壳型纳米复合物.光照下纳米复合物中激发态有机分子与金属Pt纳米粒子之间具有较好的电子转移作用,Pt@DPSDA纳米复合物可以作为催化剂在紫外-可见光照下分解水获得氢气.
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| 关 键 词： | 三苯胺烯型分子 铂纳米复合物 光催化 氢气 |
Preparation and photocatalysis of platinum/triphenylamine ethylene nanocomposite |
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| CHENG Man-huan,ZHU Ming-shan,DU Yu-kou,YANG Ping.Preparation and photocatalysis of platinum/triphenylamine ethylene nanocomposite[J].Chemical Research and Application,2009,21(7). |
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| Authors: | CHENG Man-huan ZHU Ming-shan DU Yu-kou YANG Ping |
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| Institution: | College of Chemistry;Chemical Engineering and Materials Science;Suzhou University;Suzhou 215123;China |
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| Abstract: | Platinum/triphenylamine ethylene nanocomposite(Pt@DPSDA) was prepared using an ethanol reduction method and characterized with UV-vis,TEM,FTIR,XRD,fluorescence spectroscopy,and photo-electrochemical method,respectively.Platinum core/conjugated organic molecule shell nanocomposite was formed as DPSDA molecules attached to the surface Pt atoms of platinum nanoparticles through carboxyl groups.DPSDA molecules in excited state may transfer photo-electron to the platinum nanoparticle.Under irradiation of UV-vis ... |
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| Keywords: | triphenylamine ethylene derivative platinum nanocomposite photocatalysis hydrogen |
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