Essential Magnesium Alloys Binary Phase Diagrams and Their Thermochemical Data

Table 25

Enthalpy of formation of the Mg-Ce intermetallic compounds.

Compound	Enthalpy of formation (kJ/mole·atom)	Entropy of formation (J/mole·atom·K)	Reference
CeMg	−27.20		[168] Exp.
	−13.08		[169] Exp.
	−12.00		[162] Cal. [F.P.]
	−14.30	−2.52	[42] Cal. (Calphad)
CeMg2	−11.38		[169] Exp.
	−11.20		[162] Cal. [F.P.]
	−15.82	−3.43	[42] Cal. (Calphad)
CeMg3	−17.78		[168] Exp.
	−18.9		[169] Exp.
	−14.93		[170]
	−12.80		[162] Cal. [F.P.]
	−19.0	−6.62	[42] Cal. (Calphad)
Ce5Mg41	−18.13		[169] Exp.
	−7.00		[162] Cal. [F.P.]
	−12.52	−6.50	[42] Cal. (Calphad)
Ce2Mg17	−11.36	−5.40	[42] Cal. (Calphad)
CeMg12	−14.09		[169] Exp.
	−10.93	−6.65	[42] Cal. (Calphad)