（η^2—C70）Pd（PPh3）2）配合物的合成和光电性能研究

Synthesis and Photoelectric Property for (η~2-C_(70))Pd (PPh_3)_2 Complex

在惰性气氛中由取代反应合成出（η2－C(70)Pd(PPh3)2配合物，在光电化学电池中测定了（η2－C(70)Pd(PPh3)2在GaAs电极上形成的n＋n型异质结光伏效应．结果表明，在I2／I3-电对介质中（η2－C(70)Pd(PPh3)2有较大的光伏效应值；当（η2－C(70)Pd(PPh3)2的薄膜厚度为1μm时光伏效应最大；（η2－C(70)Pd(PPh3)2在GaAs电极上的光电转换性能是优良的.

(η2-C70) Pd (PPh3)2 complex was prepared by replacement reactlon in inert gas.The photovoltaic effect (PVE) for (η2-C70) Pd (PPh3)2 complex on GaAs electrode formingn+n heterojunction in photoelectrochemical cell was investigated.The results show thatI2/I3 was the best redox couple in the photoelectrochemical cell. The photovoltaic propertyof (η2-C70)Pd (PPh3)2-GaAs electrode at 1 μm for thickness of (η2-C70)Pd (PPh3)2 was thebest. The photoelectric property of (η2-C70)Pd(PPh3)2 on GaAs electrode was excellent.