Controllable synthesis of ultrathin vanadium oxide nanobelts via an EDTA-mediated hydrothermal process |
XRD patterns and SEM images of (a), (c)–(e) VO2 nanobelts, (b) and (f) V2O5 nanobelts. The inset in panel (f) shows the TEM image of a single bundle of stacked V2O5 nanobelts. |