Ultrafast Science / 2022 / Article / Fig 9

Review Article

Nature-Inspired Superwettability Achieved by Femtosecond Lasers

Figure 9

Superhydrophobic silicon surface fabricated by femtosecond laser ablation in the atmosphere. (a–d) SEM images of the femtosecond laser-ablated silicon surface: (a) side view, (b) top view, (c) higher resolution image, and (d) cross-sectional image. (e, f) Shape of a small water droplet on the superhydrophobic silicon surface. Reproduced from [101] with the permission.