Figure 10. FESEM micrographs of (a) bare ZnO nanowires (b) Pd-functionalized ZnO nanowires [62]

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