Figure 2.

UV-visible absorption spectra. UV-visible absorption spectra during the reaction at room temperature of a sample prepared with 0.4 mM Au salt and 1 wt.% detergent. The inset shows the corresponding plasmon band intensity around 546 nm as a function of time.

Premkumar et al. Nanoscale Research Letters 2011 6:547   doi:10.1186/1556-276X-6-547
Download authors' original image