Effects of Annealing Environments on the Solution-Grown, Aligned Aluminium-Doped Zinc Oxide Nanorod-Array-Based Ultraviolet Photoconductive Sensor

Figure 9

Surface morphology and cross-sectional images of Al-doped ZnO nanorod arrays as a function of immerse time: ((a)-(b)) 100 min and ((c)-(d)) 150 min.

(a)

(b)

(c)

(d)