Research on the surface passivation of nanostructure-textured crystalline silicon solar cell

查看全文 作　　者：DOU [1]BingFei;JIA [1]Rui;LI [1]HaoFeng;CHEN [1]Chen;MENG [1]YanLong;LIU [1]XinYu;YE [1]TianChun

机构地区：[1]Institute of Microelectronics,Chinese Academy of Sciences

出　　处：《Science China(Technological Sciences)》索引2013年第56卷第1期,共5页

基　　金：supported by the National Basic Research Program of China ('973' Project)(Grant No. 2009CB939703);the National Natural Science Foundation of China (Grant Nos. 11104319,51172268);the Chinese Academy of Solar Energy Action Plan 摘　　要：Nanostructure-textured solar cell owns unique properties but has some shortages especially in its fabrication and passivation.In this paper,nanostructures for crystalline silicon solar cell have been synthesized by controllable method based on silver catalyzed chemical etching.In this way,only the front surface of cell is etched and rear surface is protected.It was found that cells textured via the new method obtained equally excellent optical while superior electrical properties compared with those textured via traditional HF/AgNO3 etching.The V OC and I SC of the cell were improved by 6% and 11%,respectively.Then the cells were passivated via a bi-layer passivation(SiO2 & SiN x),in contrast to traditional SiN x passivation.It was also found that cells with new passivation exhibited improved V OC and I SC by 4% and 25%,respectively.The encouraging results can provide fundamental data for developing the nanostructure-textured crystalline silicon solar cell in following researches. 关键词：晶体硅太阳能电池纳米结构钝化表面纹理化学蚀刻基础数据二氧化硅

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Research on the surface passivation of nanostructure-textured crystalline silicon solar cell

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