Copper zinc tin sulfur (CZTS) technology is not yet mature and is expected to replace copper indium gallium selenide in the future.

Copper zinc tin sulfur, abbreviated as CZTS in English, has a chemical formula of Cu2ZnSnS4 and has a black powder appearance. It is a high-performance semiconductor material and a direct gap semiconductor. It has the advantages of high light absorption coefficient and ideal band gap value, and can be used to prepare membrane materials. ,…