First-Principles Calculations of the Structure Stability and Mechanical Properties of LiFeAs and NaFeAs under Pressure

Figure 6

Density of states (DOSs) for LiFeAs (a) at 0 GPa (b) and 16 GPa (c) and NaFeAs (d) at 0 GPa (e) and 18 GPa (f). Both the total and atomic DOSs are shown.

(a)

(b)

(c)

(d)

(e)

(f)