Effect of Surfactant on Growth of ZnO Nanodumbbells and Their Characterization

Figure 1

Typical FESEM images of ZnO nanostructures grown with different NH₄OH concentrations of (a) 0.1 ml, (b) 0.5 ml, (c) 1.0 ml, (d) 2.0 ml, (e) 2.5 ml, and (f) 3.0 ml and growth temperature and growth time of 150°C and 10 hours, respectively.

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