Figure 1.

SEM images of In2O3NCs grown by direct oxidation of In with O2at 1000 °C with an average diameter of 500 nm. The inset at the lower corner corresponds to the absorption of the NCs obtained from steady-state transmission measurements

Othonos et al. Nanoscale Research Letters 2009 4:526-531   doi:10.1007/s11671-009-9275-0