Controllable synthesis of ultrathin vanadium oxide nanobelts via an EDTA-mediated hydrothermal process |
TEM images of (a) and (b) VO2 nanobelts, (c) and (d) V2O5 nanobelts. The insets in panels (b) and (c) show the corresponding SAED patterns of the VO2 nanobelt and the V2O5 nanobelt, respectively. |