Structural, Electronic, Elastic, Mechanical, and Opto-Electronic Properties for ZnAg₂SnS₄ and ZnAg₂Sn_0.93Fe_0.07S₄ Photocatalyst Effort on Wastewater Treatment through the First Principle Study

Table 1

Structural calculation by four methods of ZnAg₂GeS₄, ZnAg₂SnS₄, and ZnAg₂Sn_0.93Fe_0.07S₄.

Compounds	a (Å)	b (Å)	c (Å)	(°)	(°)	(°)	Crystal type	Space group	Density (g/cm^3)
ZnAg2GeS4	6.671	6.671	6.671	128.48	128.48	75.849	Tetragonal	I	4.52
ZnAg2SnS4	6.671	6.671	6.671	128.48	128.48	75.849	Tetragonal	I	4.52
ZnAg2Sn0.93Fe0.07S4	6.671	6.671	6.671	128.48	128.48	75.849	Tetragonal	I	4.52