Thermodynamic Modeling of Hydrogen Storage Capacity in Mg-Na Alloys

Table 4

Invariant reactions in the Mg-Na system.

Reaction	Temp./K	Composition, Na (at.%)			Reference
Gas → liquid 2	1153	92.5			This study
	1157	97.016			Modeling [86]
Liquid 1 → hcp-(Mg) + liquid 2	910	2.25	0.11	93.21	This study
	910	2.10	0.033	92.70	Modeling [86]
	911	2.0 ± 0.1			Experiment [81]
	911	2.1		98.6	Experiment [83]
	910	1.6		92.7	Experiment [82]
Liquid 2 → hcp-(Mg) + bcc-(Na)	371	99.97	1.0 × 10^−3	100	This study
	371	99.98	4.15 × 10^−4	100.00	Modeling [86]
	371				Experiment [81]
	371				Experiment [82]