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 5

Calculation of bulk modulus (B in GPa), shear modulus (G in GPa), Cauchy pressure (C_P in GPa), Pugh’s ratio (B/G), Young’s modulus (E in GPa), Poisson’s ratio (n), and universal anisotropic index A^U.

Compound	B	G	CP	B/G	E	n	A^U
ZnAg2SnS4	63.55	15.79	19.69	2.66	43.75	0.38	2.72
ZnAg2Sn0.93Fe0.0.07S4	38.84	9.03	84.93	4.30	25.14	0.39	−12.95