Thermal Stability of Cryomilled Al-Mg-Er Powders

Figure 5

HRTEM images of (a) 0.1 Er and (b) 0.5 Er powders showing the oxide film (indicated by arrows) and the crystalline Al matrix:  nm ( = 0.23379 nm) and  nm ( = 0.12209 nm).

(a)

(b)