Fabrication of Robust Superhydrophobic Bamboo Based on ZnO Nanosheet Networks with Improved Water-, UV-, and Fire-Resistant Properties

Figure 3

Shapes of water droplet on (a) OB, (b) FB, and (c) FZNB, respectively. (d) Shape of simulated acid rain (pH = 3) on FZNB.

(a)

(b)

(c)

(d)