Theoretical study on the kesterite solar cells based on Cu<sub>2</sub>ZnSn(S,Se)<sub>4</sub> and related photovoltaic semiconductors

Theoretical study on the kesterite solar cells based on Cu₂ZnSn(S,Se)₄ and related photovoltaic semiconductors

Ma Ji-Chao¹, Wei Gao-Feng^{1, †}, Liu Dan-Dan²

(color online) Partial charge density of the topmost 3 VBs at the Γ point in (a) the Cu–S–Zn plane for the kesterite Cu₂ZnGeS₄ and (b) the Cu–S plane for the stannite Cu₂ZnGeS₄. Adapted from Ref. [49].