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Relationship between different superwettabilities on the laser-ablated Al surface. (a) Generating surface microstructure by fs laser ablation. (b) Superhydrophilicity in air. (c) Superhydrophobicity in air. (d) Superoleophobicity in water. (e) Superaerophobicity in water. (f) Superoleophilicity in water. (g) Superaerophilicity in water.
