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.
Premkumar et al. Nanoscale Research Letters 2011 6:547 doi:10.1186/1556-276X-6-547