Research Article
Ultrasonic-Assisted Synthesis, Characterization, and Optical Properties of Sb Doped ZnO and Their Photocatalytic Activities
Figure 2
SEM images of (a) pure ZnO, (b) 1% Sb doped ZnO, (c) 2% Sb doped ZnO, and (d) 3% Sb doped ZnO samples at low magnification.