Figure 7.

AFM image of a single Au nanotriangle particle. (a) Representative contact mode AFM image of a single Au nanotriangle particle obtained with the reaction of 0.4 mM Au salt and 1 wt.% detergent at 4°C temperature. (b) 3-D AFM micrograph of a single nanotriangle, and (c) topographic height analysis of Au nanotriangle.