Ultrafast Science / 2022 / Article / Fig 17

Review Article

Nature-Inspired Superwettability Achieved by Femtosecond Lasers

Figure 17

Underwater superoleophobicity of fish scales. (a) Photography of fish scales. (b, c) SEM images of the surface microstructure of a fish. (d) The fine structure on the protuberance microstructures of fish scales. (e) An oil droplet on the fish scale in water. (f) Underwater Cassie wetting state between oil droplet and the surface microstructure of a fish scale. Reproduced from [19, 20] with the permission.