First-principles study of the new potential photovoltaic absorber: Cu<sub>2</sub>MgSnS<sub>4</sub> compound

First-principles study of the new potential photovoltaic absorber: Cu₂MgSnS₄ compound

Bekki Belmorsli, Amara Kadda^†, El Keurti Mohammed

(color online) Crystal structures of Cu₂MgSnS₄ in four phases (a) KS, (b) ST, (c) PMCA, and (d, d′) WS.