Optical and Morphological Properties of ZnO- and TiO₂-Derived Nanostructures Synthesized via a Microwave-Assisted Hydrothermal Method

Figure 2

(a) SEM, (b) TEM, (c) HRTEM micrographs of ZnO and (d) sketch illustrating the shape of ZnO.

(a)

(b)

(c)

(d)