Diffusion Behaviors of Hydrogen Isotopes in Incoloy 800H: A First-Principles Study

Table 2

Comparison between first-principles and experimental diffusion activation energy .

Studies	(eV)	(eV)	(°C)
Calculations	0.757	0.757	—
Experimental [15]	0.493 ± 0.037	0.497 ± 0.036	300–550
η	53.55%	52.31%	—