多晶硅背钝化太阳电池的光致衰减研究Photo-induced attenuation of poly-crystalline back passivity solar cells
刘石勇,何胜,单伟
摘要(Abstract)：
背钝化技术可以显著提升太阳电池的效率,但会使电池存在较大的光致衰减。该文系统研究了硅片种类和氢钝化技术对量产多晶硅背钝化太阳电池的光致衰减特性的影响,结果显示,掺Ga和B-Ga共掺硅片可以显著抑制多晶硅背钝化太阳电池的光致衰减,通过电注入诱导氢钝化技术可进一步改善电池的光稳定性。因此,在量产中实现B-Ga共掺硅片或掺B硅片与电注入处理技术相结合的方式都可以较好地解决多晶硅背钝化太阳电池光致衰减过大的问题。
关键词(KeyWords)： 太阳电池;背钝化;光致衰减(LID)
基金项目(Foundation):
作者(Author): 刘石勇,何胜,单伟
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