STM image of a self-assembled sub- monolayer P3DDT film on HOPG. Low current STM, It = 1pA, Vgap = +1.9.V.
F. Fuchs et al., Phys Rev B 88 (2013).
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non-contact AFM (UHV, 300K) image of edge-on pi-stacked self-assembled molecular wires on HOPG.
B. Grévin et al., Adv. Mater. 21 4124 (2009).
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Composite image of the topography (z levels) and surface photo-potential (color) under 532nm illumination on a nano-phase segregated P3HT :PCBM blend. The SPV image has been reconstructed by calculating the difference between the surface potential probed by KPFM under illumination and in dark.
E. J. Spadafora et al., Nano Lett. 10 3337 (2010).