Micro–Nano Hierarchical Structure Enhanced Strong Wet Friction Surface Inspired by Tree Frogs

• Published in: Advanced science Vol. 7; no. 20; pp. 2001125 - n/a
• Main Authors: Zhang, Liwen, Chen, Huawei, Guo, Yurun, Wang, Yan, Jiang, Yonggang, Zhang, Deyuan, Ma, Liran, Luo, Jianbin, Jiang, Lei
• Format: Journal Article
• Language: English
• Published: Weinheim John Wiley & Sons, Inc 01.10.2020; John Wiley and Sons Inc; Wiley
• Subjects: Adhesives; bio‐interfaces; Friction; Frogs; interfacial liquid adjustment; tree frogs; wearable sensors; wet friction

Superior wet attachment and friction performance without the need of special external or preloaded normal force, similar to the tree frog's toe pad, is highly essential for biomedical engineering, wearable flexible electronics, etc. Although various pillar surfaces are proposed to enhance wet a...