fig8

Figure 8. (A) RhB degradation efficiencies under magnetic stirring with three ZnO nanoparticle samples (ZnO-1, ZnO-2, and ZnO-3); (B) SEM images of ZnO-1, ZnO-2, and ZnO-3. (A and B) are adapted with permission from^[42]. Adhering to the CC BY 4.0 agreement. SEM: Scanning electron microscopy.