Figure 2. Scanning electron microscopic images of Zn-doped Ga2O3 rods (a), ovals (b), and spheres (c) and their corresponding Zn-doped GaN counterparts. The insets in the upper panel show corresponding high magnification images

From

Solution-phase Synthesis of Zn-doped GaN Photocatalysts: Morphology, Composition, and Catalytic Activity towards Methylene Blue Degradation and 4-nitroaniline Conversion

Keerthi Senevirathne, Sanuja Pitigala, Shyamalee Ramaraj, Abdou Lachgar, Richard T. Williams

American Journal of Nanomaterials. 2017, 5(2), 43-50 doi:10.12691/ajn-5-2-1