Ab initio
study of the effects of helium on the mechanical properties of different erbium hydrides
Mingwen Zhang,Li Li,Zhezhen Zhao,Jinlan Nie,Xiaotao Zu,Hongxiang Deng
Table 1.
The calculated lattice constants (Å) of three erbium hydrides.
α
-Er
β
-ErH2
γ
-ErH3
This work
a
3.575
a
b
c
5.125
a
6.272
c
5.556
c
6.526
References
a
3.559
a
b
c
5.123
a
6.235
c
5.587
c
6.496