Ultrafast Science / 2022 / Article / Fig 26

Review Article

Nature-Inspired Superwettability Achieved by Femtosecond Lasers

Figure 26

Selective passage of bubbles through underwater superaerophobic and superaerophilic porous membranes. (a) Morphology of the underwater superaerophobic porous sheet prepared by femtosecond laser processing. (b) Interception of bubbles by the underwater superaerophobic porous sheet in water. (c) Mechanism of the bubble interception by the underwater superaerophobic porous sheet. (d) Morphology of the underwater superaerophilic porous sheet prepared by femtosecond laser processing. (e) Bubbles passing through the underwater superaerophilic porous sheet in water. (f) Mechanism of the bubble passage through the underwater superaerophilic porous sheet. Reproduced from [121] with the permission.