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富勒烯系列配合物η2-C60[Ru(NO)(PPh3)]n的合成与光电性能

Synthesis and Photoelectric Property of Complexes η2-C60[Ru(NO)(PPh3)]n

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【作者】 董振荣程大典吴振奕杨森根林永生詹梦熊

【Author】 DONG Zhen-Rong, CHENG Da-Dian, WU Zhen-Yi, YANG Sen-Gen,LIN Yong-Sheng, ZHAN Meng-Xiong (Department of Chemistry, Xiamen University, Xiamen 361005. China)

【机构】 厦门大学化学系.厦门厦门大学化学系.厦门 361005361005361005

【摘要】 合成了一系列新的富勒烯钌配合物.通过元素分析、紫外-可见光谱、红外光谱、光电子能谱(XPS)和13C及31P NMR等多种手段对它们进行了表征.结果表明.该系列配合物分子内存在超共轭效应,共轭电子多.离域性好.通过光伏效应装置研究了它们的光电性能,结果显示该系列配合物具有良好的光电性能.

【Abstract】 The fullerene complexes, η2-C60[Ru(NO)(PPh3)]n, were prepared by the reaction of C60 with Ru(NO)2(PPh3)2 under a nitrogen atmosphere and refluxing. The new complexes were characterized by means of elemental analysis, IR, XPS, electronic spectra, 31P NMR and 13C NMR. The results show that the η2 form complexes can be formed by C60 bonding to Ru(NO)2(PPh3)2 in the σ-π way and there is hy-perconjugation effect in the molecule. So electrons will flow easier and photoelectric properties for the new compounds are expected. In addition, the structures of the complexes were supposed. The ruthenium is 4-coordinated in the complexes, bonding to two carbon atoms, one PPh3 and one NO. The photoelectric effect of the fullerene complexes was also studied. The results show that the photoelectric properties of the fullerene complexes are better than those of pure GaAs electrode, and is related to thickness of the sample film, the media and the number of the bonded organometallic groups.

【基金】 高等学校博士学科点专项科研基金(批准号:98038410);福建省自然科学基金(项目编号:E0110002);厦门大学校级自选课题基金
  • 【文献出处】 高等学校化学学报 ,Chemical Research In Chinese Universities , 编辑部邮箱 ,2003年09期
  • 【分类号】O641.4
  • 【被引频次】7
  • 【下载频次】136
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