Structural, Elastic, and Electronic Properties of Antiperovskite Chromium-Based Carbides ACCr₃ (A = Al and Ga)

Table 3

Elastic constants and derived quantities for ACCr₃ (A = Al and Ga).

	𝐶11 (GPa)	𝐶12 (GPa)	𝐶44 (GPa)	𝐴	𝐶𝑝 (GPa)	𝐵 (GPa)	𝐺 (GPa)	𝐵/𝐺	𝐸  (GPa)	𝜎	Θ𝐷 (K)
AlCCr3	448.18	297.98	68.31	0.91	229.67	348.04	70.95	4.90	199.30	0.40	532.43
GaCCr3	480.81	314.43	64.63	0.78	249.80	369.89	71.51	4.40	201.53	0.41	497.12