Theoretical derivation of the crystallographic parameters of polytypes of long-period stacking ordered structures with the period of 13 and 14 in hexagonal close-packed system |
(color online) (a) SEM-BSE image of the LPSO structure in Mg–2.5 at% Gd–1.0 at% Zn alloy (773 K, 23 h). (b) The enlarged image of the area marked in panel (a). |