[15a-2M-1~13] 13.10 Compound solar cells

[15a-2M-6] Photovoltaic properties of CZTS cells using ALD-(Zn,Sn)O buffer layer

〇Shin Tajima¹, Mitsutaro Umehara¹, Takahiro Mise¹, Tatsuo Fukano¹, Tadayoshi Itoh¹ (1.Toyota CRDL)

Keywords:CZTS,photovoltaic,ZnSnO

A wide band gap buffer layer is required to increase the Jsc in the CZTS cells due to the decrease in the absorption of short-wavelength light. We investigated the effect of a (Zn,Sn)O buffer layer by ALD method on the photovoltaic properties of CZTS cells.