Bioinspired Multiscale Composite Grooves

Coating-free high wicking

Combining mechanical cutting and laser etch-sputtering to build bioinspired hierarchical grooves on aluminum, achieving strong capillary performance without hydrophilic coatings.

Lou, Deyuan · Chaoshuai, Dong · Chuanzhong, Wu · Kai, Liu · Chenyang, Chen · Cheng, Jian · Li, Qianliang · Yang, Qibiao · Wan, Hui · Liu, Dun

Surfaces and Interfaces 2026

Specifications

parameter K Reff

{'zh': '1.83', 'en': '1.83'} μm

激光能量密度

{'zh': '165.2', 'en': ''} J/cm²

Advantages

Capillary rise height of 65 mm within 3 s

Linear-stage climbing velocity of 74 mm/s