JVSS 2021

JVSS 2021

Nov 3 - Nov 5, 2021Online
JVSS 2021

JVSS 2021

Nov 3 - Nov 5, 2021Online

[1Aa08]Evaluation of cfrystalline silicon photovaltaic by HAXPES

Tappei Nishihara 1, Hyunju Lee2, Tomohiko Hara3, Taiga Tsukushi1, *Atsushi Ogura1,2(1. Meiji University , 2. MREL, Meiji Univ., 3. Tyota Technnlogical Institute)
In order to improve the efficiency of crystalline silicon solar cells, the factors that deteriorated the conversion efficiency were evaluated using hard X-ray photoelectron spectroscopy (HAXPES). In particular, evaluation of characteristic deterioration factors related to transparent conductive films used in SHJ solar cells. New carrier selective contact materials such as titanium oxide (TiOx) and transition metal dicalgogenide (TMD), which is a two-dimensional layered material.