AFM image (a) and density of distribution with height (b) of Ad; AFM image (c) and density of distribution with height (d) of AdR. Tapping mode. Experimental conditions were as follows: 5 μl of 1 μM Ad and 1 μM AdR in 50 mM KP, pH 7.4 were deposited onto the freshly cleaved mica surface, T = 25°C.
Ivanov et al. Nanoscale Res Lett 2011 6:54 doi:10.1007/s11671-010-9809-5