Dynamic response of all 1D V2O5·nH2O nanostructures to pH variations. (a) Typical dynamic response of 1D V2O5·nH2O nanostructured sensing membranes to variations in pH and (b) pH sensitivity calculated at 3 min. Inset: pH sensitivity of 1D V2O5·nH2O nanostructures as a function of hydrothermal synthesis temperature.
Vieira et al. Nanoscale Research Letters 2012 7:310 doi:10.1186/1556-276X-7-310