Journal of Bionic Engineering ›› 2024, Vol. 21 ›› Issue (1): 74-83.doi: 10.1007/s42235-023-00451-w

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Fabrication of Biomimetic Surface for Hydrophobic and Anti‑icing Purposes via the Capillary Force Lithography

Wenqiang Xing1 · Yiping Tang1 · Fengzhou Zhao1 · Lichun Zhang1 · Dengying Zhang1   

  1.  1 School of Physics and Optoelectronic Engineering, Ludong University, Yantai 264025, China
  • 出版日期:2024-01-16 发布日期:2024-02-25
  • 通讯作者: Dengying Zhang E-mail:zhangdengying@ldu.edu.cn
  • 作者简介:Wenqiang Xing1 · Yiping Tang1 · Fengzhou Zhao1 · Lichun Zhang1 · Dengying Zhang1

Fabrication of Biomimetic Surface for Hydrophobic and Anti‑icing Purposes via the Capillary Force Lithography

Wenqiang Xing1 · Yiping Tang1 · Fengzhou Zhao1 · Lichun Zhang1 · Dengying Zhang1   

  1.  1 School of Physics and Optoelectronic Engineering, Ludong University, Yantai 264025, China
  • Online:2024-01-16 Published:2024-02-25
  • Contact: Dengying Zhang E-mail:zhangdengying@ldu.edu.cn
  • About author:Wenqiang Xing1 · Yiping Tang1 · Fengzhou Zhao1 · Lichun Zhang1 · Dengying Zhang1

摘要: In this paper, inspired by lotus leaf surfaces, we fabricated biomimetic multi-scale micro-nano-structures by Two-Step Capillary Force Lithography (TS-CFL) and UV-assisted Capillary Force Lithography (UV-CFL). The experimental results indicated that TS-CFL was unfitted to fabricate large-area multi-scale micro-nano-structures. Conversely, UV-CFL can fabricate large-area multi-scale micro-nano-structures. We discussed the hydrophobic and anti-icing properties of the biomimetic surfaces fabricated by these two technologies. We found that small structures are significant for improving the hydrophobic anti-icing properties of single-structured or structureless surfaces. We believe that these results can complement the experimental details of both technologies and enable the development of more interesting micro-nano-structures biomimetic surfaces by both technologies in the future.

关键词: Capillary force lithography , · Biomimetic lotus leaf , · Multi-scale structures , · Hydrophobic , · Anti-icing

Abstract: In this paper, inspired by lotus leaf surfaces, we fabricated biomimetic multi-scale micro-nano-structures by Two-Step Capillary Force Lithography (TS-CFL) and UV-assisted Capillary Force Lithography (UV-CFL). The experimental results indicated that TS-CFL was unfitted to fabricate large-area multi-scale micro-nano-structures. Conversely, UV-CFL can fabricate large-area multi-scale micro-nano-structures. We discussed the hydrophobic and anti-icing properties of the biomimetic surfaces fabricated by these two technologies. We found that small structures are significant for improving the hydrophobic anti-icing properties of single-structured or structureless surfaces. We believe that these results can complement the experimental details of both technologies and enable the development of more interesting micro-nano-structures biomimetic surfaces by both technologies in the future.

Key words: Capillary force lithography , · Biomimetic lotus leaf , · Multi-scale structures , · Hydrophobic , · Anti-icing