[15a-A34-1~8] 13.10 Compound solar cells

[15a-A34-4] Effect of heat light soaking on Cu₂ZnSn(S,Se)₄ solar cells

〇Jiro Nishinaga¹, Hitoshi Tampo¹, Noriyuki Sakai², Takuya Kato², Hiroki Sugimoto², Hajime Shibata¹, Shigeru Niki¹ (1.AIST, 2.Solar Frontier K.K)

Keywords:CZTS, Solar cell, Light soaking

CZTS-based solar cells have emerged as one of the most promising candidates for high-efficiency and earth abundant solar cells. In this study, we perform heat light soaking to increase hole concentrations of CZTSSe layers, and the conversion efficiency is confirmed to improve after the soaking.