Highly Branched Sn-Doped ZnO Nanostructures for Sunlight Driven Photocatalytic Reactions

Figure 2

(a) Raman spectra. (b) PL spectra. (c) UV-Vis absorbance curve. (d) Transient photocurrent response of as-synthesized samples and pure ZnO.

(a)

(b)

(c)

(d)