采用PECVD法,通过优化工艺参数,创新性地在多晶硅表面沉积了双层SiNx膜,并对其少子寿命、反射率及电性能进行分析.结果表明,对比传统多晶硅太阳电池生产采用的单层SiNx镀膜工艺,本工艺可有效延长多晶硅少子寿命、增强光谱吸收、降低多晶硅的表面反射率,其电性能明显提高,中短路电流提高了100mA,光电转换效率提高了1.34%.
参考文献
[1] | 李军阳,陈特超,禹庆荣.多晶硅太阳电池 PECVD 氮化硅钝化工艺的研究[J].电子工业专用设备,2008(10):46-48. |
[2] | Ajay Upadhyaya;Manav Sheoran;Ajeet Rohatgi .High-efficiency screen-printed belt co-fired solar cells on cast multicrystalline silicon[J].Applied physics letters,2005(5):054103-1-3-0. |
[3] | Lee JY;Glunz SW .Investigation of various surface passivation schemes for silicon solar cells[J].Solar Energy Materials and Solar Cells: An International Journal Devoted to Photovoltaic, Photothermal, and Photochemical Solar Energy Conversion,2006(1):82-92. |
[4] | Lelievre J F;Rozier Y;Bernaudeau A.Surface and bulk passivation of silicon by LF-PECVD hydrogenated silicon nitride SiNx:H[A].上海,2005:124. |
[5] | 刘志平,赵谡玲,徐征,刘金虎,李栋才.PECVD沉积氮化硅膜的工艺研究[J].太阳能学报,2011(01):54-59. |
[6] | 王晓泉,汪雷,席珍强,徐进,崔灿,杨德仁.PECVD淀积氮化硅薄膜性质研究[J].太阳能学报,2004(03):341-344. |
[7] | Herzig H P.Micro-optics:Elements,systems and applications[M].UK:Taylor and Francis Ltd,1997:53. |
[8] | Nobuyuki Ishikura;Minoru Fujii;Kohei Nishida;Shinji Hayashi;Joachim Diener;Minoru Mizuhata;Shigehito Deki .Broadband rugate filters based on porous silicon[J].Optical materials,2008(1):102-105. |
[9] | Sivoththaman S .Graded silicon based PECVD thin film for photovoltaic applications[J].SPIE,2007,66740:1. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%