Tunable Band Gap Energy of Mn-Doped ZnO Nanoparticles Using the Coprecipitation Technique

Figure 1

SEM images of Mn-doped ZnO nanoparticles with (a) 3 mol%, (b) 5 mol%, (c) 10 mol%, (d) 15 mol%, and (e) 20 mol%.

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(b)

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(e)