Essential Magnesium Alloys Binary Phase Diagrams and Their Thermochemical Data

Table 22

Enthalpy and entropy of formation of the Mg-Ni intermetallic compounds.

Compound	Enthalpy of formation (kJ/mole·atom)	Entropy of formation (J/mole·atom·K)	Reference
Mg2Ni	−16.07	−4.66	This work Cal. (Calphad)
	−22.33	−8.37±4.05	[76] Exp.
	−20.09	−9.21	[121] Exp.
	−16.15	−4.96	[78] Exp.
	−13.19±0.42		[77] Exp.
	−19.87		[71] Cal. (F.P.)
	−12.1±2.10		[16] Exp.
MgNi2	−21.43	−25.24	This work Cal. (Calphad)
	−18.56	−0.84±1.95	[76] Exp.
	−25.96	−10.89	[121] Exp.
	−19.97		[78] Exp.
	−18.42±0.70	−0.83	[77] Exp.
	−25.85		[71] Cal. (F.P.)
	−17.7±3.30		[16] Exp.