Research Letter

Studies on Calcium Ion Selectivity of ZnO Nanowire Sensors Using Ionophore Membrane Coatings

Figure 5

Scanning electron microscopy images of the ZnO nanorods grown on silver wire using low temperature growth. (a) Nanorods on silver wire coated with membrane before measurement. (b) SEM of the same sensor after measurements.
701813.fig.005a
(a)
701813.fig.005b
(b)