Figure 1From: Photogenerated charges and surface potential variations investigated on single Si nanorods by electrostatic force microscopy combined with laser irradiationConstructions of NRs and schematic diagram of EFM measurements. (a) SEM image of NR2, together with the constructions of NR1, NR2, and NR3. (b) Schematic diagram of EFM measurements on single Si NRs combined with a 405-nm laser irradiation.Back to article page