The role of counter-ions in crystal morphology, surface structure and photocatalytic activity of ZnO crystals grown onto a substrate - Catto, Ariadne C.; Ferrer, Mateus M.; Lopes, Osmando F.; Mastelaro, Valmor Roberto; Andrés, Juan; Silva, Luís F. da; Longo, Elson; Avansi Jr, Waldir (Applied Surface Science, 2020)