Figure 2
From: Miscibility and ordered structures of MgO-ZnO alloys under high pressure

Thermal stability of MgO-ZnO alloys.
Predicted formation enthalpy of MgO-ZnO alloys with respect to decomposition into B1-MgO and B1-ZnO at (a) 10 GPa, (b) 40 GPa, (c) 60 GPa and (d) 80 GPa, respectively.