Figure 3

(a) Static WCA of coating after self-recovery from cyclic water impalement and cyclic boiling water treatments (b) The FESEM morphologies of coating before impalement (left) and after self-recovery (right) (c) The AFM images of coating before water impalement (left) and after self-recovery (right) (d) Optical images of water droplets over ODS18 surface before water impalement (left), self-recovered surface after 1h at ambient conditions (middle) and self-recovered surface after 5 minute heat treatment (right).