Figure 5.

FESEM images. Gold nanostructures prepared using selected CTAB to HMT ratio (millilitre to millilitre), of which their corresponding absorption spectra are shown in Figure 4. (A) 20:0, (B) 12:8, (C) 10:10 and (D) 8:12 mL. Scale bars are 100 nm.

Umar et al. Nanoscale Research Letters 2012 7:252   doi:10.1186/1556-276X-7-252
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