Figure 1

High-resolution SEM images. Showing the morphology of unirradiated ZnO NWs (a, b) and irradiated NWs with fluences of 1.5 × 10¹⁶ cm⁻² (c, d) and 10¹⁷ cm⁻² (e, f). Note the disappearance of the thinner NWs as the irradiation fluence increases.