Fig. 3From: Tuning the Surface Morphologies and Properties of ZnO Films by the Design of Interfacial LayerRHEED results and structure models. a–c RHEED patterns of the surface structures for the substrate and the epilayers recorded at different stages (I, II, III, IV). d, e Schematic models of the epitaxial relationship between the MgO(111) substrate and ZnO(0001) epilayersBack to article page