[5p-S21-1~7] The history and future of Multinary Compounds and Solar Cells - 30th anniversary symposium of Professional Group of Multinary Compounds and Solar Cells -

[5p-S21-5] Si-Doping Effects in Cu(In,Ga)Se₂ Thin Films and Applications for Buffer-Free Solar Cells

〇Shogo Ishizuka¹, Takashi Koida¹, Jiro Nishinaga¹, Yukiko Kamikawa¹, Noboru Taguchi², Shingo Tanaka², Hajime Shibata¹ (1.RCPV AIST, 2.RIECEN AIST)

Keywords:Cu(In, Ga)Se2, Si-doping, Buffer-free structure