Figure 1.

a Low-magnification HRTEM image of Au NPs (Inset is the size distribution histogram of Au NPs); b high-magnification HRTEM image of Au NPs; c transmittance spectra of FTO and FTO/Au

Zhu et al. Nanoscale Research Letters 2010 5:1749-1754   doi:10.1007/s11671-010-9705-z