Table 1 The compute value of volume lattice constant and formation energy of cubic perovskite MgXCl3 where (X = Rb & Ca).

From: Enhancing the optoelectronic and mechanical response of MgXCl3 (X = Rb, Cl) for advance energy conversion applications

Compounds

Volume (A3)

Lattice constant a (Å)

Formation energy ∆Ef (ev/atom)

MgRbCl3

201.276

5.85

− 3835

MgCaCl3

200.987

5.85

− 3939