Underwater superoleophilicity to superoleophobicity: role of trapped air

被引:72
作者
Jin, Meihua [1 ]
Li, Shasha [1 ]
Wang, Jing [1 ]
Xue, Zhongxin [2 ]
Liao, Mingyi [1 ]
Wang, Shutao [2 ]
机构
[1] Dalian Maritime Univ, Dept Mat Sci & Engn, Dalian 116026, Peoples R China
[2] Chinese Acad Sci, BNLMS, Inst Chem, Beijing 100190, Peoples R China
基金
中国国家自然科学基金;
关键词
SUPERHYDROPHOBIC SURFACES; WATER; WETTABILITY; MONOLAYER; INTERFACE; DROP;
D O I
10.1039/c2cc34805e
中图分类号
O6 [化学];
学科分类号
070301 [无机化学];
摘要
The interesting oil-wetting behavior to a superamphiphobic surface in water has been investigated. We demonstrated that the trapped air can tune the underwater wettability of the surface, changing from superoleophilic to superoleophobic. The trapped air in the grooves of the superamphiphobic surface can cause the significant change of the three-phase contact line (TCL).
引用
收藏
页码:11745 / 11747
页数:3
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