Figure 1.

Time-dependent absorption spectra of NPs–Gm mixture (1:1 v/v). The final concentration of NPs and Gm are 0.15 mM and 0.05 μg mL−1, respectively. Thenumbersnear curves designate the time after mixing (seconds), thecurve 0is the initial spectrum without Gm

Burygin et al. Nanoscale Research Letters 2009 4:794-801   doi:10.1007/s11671-009-9316-8