Figure 5. UV-vis transmittance plots of untreated versus N2 plasma treated (a) TiO2 and (b) ZnO nanowires films; Tauc plots comparing the untreated and N2 plasma treated structures of (c) TiO2 and (d) ZnO [50]

From

Review of Recent Advances of ZnO Nanowires Based Sensors

Ahmed M. Nahhas

American Journal of Nanomaterials. 2020, 8(1), 18-31 doi:10.12691/ajn-8-1-3