1. 毕业设计（论文）的内容和要求
目前，单晶硅太阳能电池具有转换效率高、性能稳定等特点而得到广泛应用。
单晶硅商业组件的效率在最近五年不停攀升，效率已经超过20%，使光伏发电成本不断下降。
但未来进一步提升单晶硅电池效率会越来越困难，具有背钝化的PERC电池是进一步优化电池性能的重要手段。
2. 参考文献
根据毕业要求指标点10.2，建议开题报告和毕业论文的涉及英文文献不少于25篇，以下是与本课题相关的部分文献， 请学生根据需要自行补充。
[1] Kerr M, Schmidt J, Cuevas A. Comparison of the open circuit voltage of simplified PERC cells passivated with PECVD silicon nitride and thermal silicon oxide[J]. Progress in Photovoltaics: Research and Applications, 2000,8(5):529-536.[2] Catchpole K R, Blakers A W. Modelling the PERC structure for industrial quality silicon[J]. Solar Energy Materials and Solar Cells, 2002,73(2):189-202.[3] Kim M, Park S, Kim D. Highly efficient PERC cells fabricated using the low cost laser ablation process[J]. Solar Energy Materials and Solar Cells, 2013,117:126-131.[4] Wu J, Liu Y, Wang X, et al. Application of ion Implantation Emitter in PERC Solar Cells[J]. IEEE Journal of Photovoltaics, 2014,4(1):52-57.[5] Hallam B, Uruea A, Russell R, et al. Efficiency enhancement of i-PERC solar cells by implementation of a laser doped selective emitter[J]. Solar Energy Materials and Solar Cells, 2015,134:89-98.[6] Green M A. The Passivated Emitter and Rear Cell (PERC): From conception to mass production[J]. Solar Energy Materials and Solar Cells, 2015,143:190-197.[7] Dullweber T, Kranz C, Peibst R, et al. PERC : industrial PERC solar cells with rear Al grid enabling bifaciality and reduced Al paste consumption[J]. Progress in Photovoltaics: Research and Applications, 2016,24(12):1487-1498.[8] Zhang S, Pan X, Jiao H, et al. 335-W World-Record p-Type Monocrystalline Module With 20.6% Efficient PERC Solar Cells[J]. IEEE Journal of Photovoltaics, 2016,6(1):145-152.[9] Cho E, Ok Y, Upadhyaya A D, et al. P-Type Indium-Doped Passivated Emitter Rear Solar Cells (PERC) on Czochralski Silicon Without Light-Induced Degradation[J]. IEEE Journal of Photovoltaics, 2016,6(4):795-800.[10] Dullweber T, Schmidt J. Industrial Silicon Solar Cells Applying the Passivated Emitter and Rear Cell (PERC) ConceptA Review[J]. IEEE Journal of Photovoltaics, 2016,6(5):1366-1381.[11] Dullweber T, Hannebauer H, Dorn S, et al. Emitter saturation current densities of 22fA/cm2applied to industrial PERC solar cells approaching 22% conversion efficiency[J]. Progress in Photovoltaics: Research and Applications, 2017,25(7):509-514.[12] Huang H, Lv J, Bao Y, et al. 20.8% industrial PERC solar cell: ALD Al2O3 rear surface passivation, efficiency loss mechanisms analysis and roadmap to 24%[J]. Solar Energy Materials and Solar Cells, 2017,161:14-30.[13] Saint-Cast P, Werner S, Greulich J, et al. Analysis of the losses of industrial-type PERC solar cells[J]. Physica Status Solidi (a), 2017,214(3):1600708.[14] Min B, Muller M, Wagner H, et al. A Roadmap Toward 24% Efficient PERC Solar Cells in Industrial Mass Production[J]. IEEE Journal of Photovoltaics, 2017,7(6):1541-1550.[15] Wu W, Zhang Z, Zheng F, et al. Efficiency enhancement of bifacial PERC solar cells with laser-doped selective emitter and double-screen-printed Al grid[J]. Progress in Photovoltaics: Research and Applications, 2018,26(9):752-760.[16] Luo W, Hacke P, Terwilliger K, et al. Elucidating potential-induced degradation in bifacial PERC silicon photovoltaic modules[J]. Progress in Photovoltaics: Research and Applications, 2018,26(10):859-867.
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