Droplet detachment by air flow for microstructured superhydrophobic surfaces

Langmuir

Volumn 29, Issue 17, 2013, Pages 5160-5166

  Hao, Pengfei ^a   Lv, Cunjing ^a   Yao, Zhaohui ^a  

^a TSINGHUA UNIVERSITY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

EXPERIMENTAL EVIDENCE; EXPERIMENTAL MEASUREMENTS; INTRINSIC PARAMETERS; MICRO-STRUCTURED SURFACES; QUANTITATIVE CORRELATION; SIMULATION COMPARISON; SUPER-HYDROPHOBIC SURFACES; WATER-SOLID INTERFACES;

CONTACT ANGLE; DROPS; HYDROPHOBICITY; PHASE INTERFACES; SURFACE PROPERTIES;

AIR;

WATER;

AIR; ARTICLE; CHEMICAL PHENOMENA; CHEMICAL STRUCTURE; CHEMISTRY; PARTICLE SIZE; SURFACE PROPERTY;

AIR; HYDROPHOBIC AND HYDROPHILIC INTERACTIONS; MOLECULAR STRUCTURE; PARTICLE SIZE; SURFACE PROPERTIES; WATER;

EID: 84877069603     PISSN: 07437463     EISSN: 15205827     Source Type: Journal    
DOI: 10.1021/la400187c     Document Type: Article

References (30)

1. Blossey, R. Self-cleaning surface-virtual realities Nat. Mater. 2003, 2, 301-306
2. Parker, A. R.; Lawrence, C. R. Water capture by a desert beetle Nature 2001, 414, 33-34
3. Eijkel, J. Liquid slip in micro- and nanofluidics: recent research and its possible implications Lab Chip 2007, 7, 299-301
4. Sanchez, C.; Arribart, H.; Guille, M. M. G. Biomimetism and bioinspiration as tools for the design of innovative materials and systems Nat. Mater. 2005, 4, 277-288
5. Barthlott, W.; Neinhuis, C. Purity of the sacred lotus, or escape from contamination in biological surfaces Planta 1997, 202, 1-8
6. Suzuki, S.; Nakajima, A.; Kameshima, Y.; Okada, K. Elongation and contraction of water droplet during sliding on the silicon surface treated by fluoroalkylsilane Surf. Sci. 2004, 557, L163-L168
7. Song, J.-H.; Sakai, M.; Yoshida, N.; Suzuki, S.; Kameshima, Y.; Nakajima, A. Dynamic hydrophobicity of water droplets on the line-patterned hydrophobic surfaces Surf. Sci. 2006, 600, 2711-2717
8. Yoshimitsu, Z.; Nakajima, A.; Watanabe, T.; Hashimoto, K. Effects of surface structure on the hydrophobicity and sliding behavior of water droplets Langmuir 2002, 18, 5818-5822
9. Lv, C. J.; Yang, C. W.; Hao, P. F.; He, F.; Zheng, Q.-S. Sliding of water droplets on microstructured hydrophobic surfaces Langmuir 2010, 26, 8704-8708
10. Yang, C. W.; Hao, P. F.; He, F. Effect of upper contact line on sliding behavior of water droplet on superhydrophobic surface Chin. Sci. Bull. 2009, 54, 727-731
11. Hao, P. F.; Lv, C. J.; Yao, Z. H.; He, F. Sliding behavior of water droplet on superhydrophobic surface Europhys. Lett. 2010, 90, 66003
12. Ling, W.; Ng, T. W.; Neild, A.; Zheng, Q.-S. Sliding variability of droplets on a hydrophobic incline due to surface entrained air bubbles J. Colloid Interface Sci. 2011, 354, 832-842
13. Daniel, S.; Chaudhury, M. K. Rectified motion of liquid drops on gradient surfaces induced by vibration Langmuir 2002, 18, 3404-3407
14. Daniel, S.; Sircar, S.; Gliem, J.; Chaudhury, M. K. Ratcheting motion of liquid drops on gradient surfaces Langmuir 2004, 20, 4085-4092
15. Daniel, S.; Chaudhury, M. K.; de Gennes, P.-G. Vibration-actuated drop motion on surfaces for batch microfluidic processes Langmuir 2005, 21, 4240-4248
16. Shastry, A.; Case, M. J.; Bohringer, K. F. Directing droplets using microstructured surfaces Langmuir 2006, 22, 6161-6167
17. Lv, C. J; Hao, P. F. Driving Droplet by Scale Effect on Microstructured Hydrophobic Surfaces Langmuir 2012, 28, 16958-16965
18. Zhang, F. Y.; Yang, X. G.; Wang, C. Y. Liquid water removal from a polymer electrolyte fuel cell J. Electrochem. Soc. 2006, 153, A225-A232
19. Chen, K. S.; Hickner, M. A.; Noble, D. R. Simplified models for predicting the onset of liquid water droplet instability at the gas diffusion layer/gas flow channel interface Int. J. Energy Res. 2005, 29, 1113-1132
20. Kumbur, E. C.; Sharp, K. V.; Mench, M. M. Liquid droplet behavior and instability in a polymer electrolyte fuel cell flow channel J. Power Sources 2006, 161, 333-345
21. Cho, S. C.; Wang, Y.; Chen, K. S. Droplet dynamics in a polymer electrolyte fuel cell gas flow channel: Forces, deformation, and detachment. I: Theoretical and numerical analyses J. Power Sources 2012, 206, 119-128
22. Milne, A. J. B.; Amirfazli, A. Drop shedding by shear flow for hydrophilic to superhydrophobic surfaces Langmuir 2009, 25, 14155-14164
23. Dorrer, C.; Rühe, J. Advancing and receding motion of droplets on ultrahydrophobic post surfaces Langmuir 2006, 22, 7652-7657
24. Gao, L.; McCarthy, T. J. The "Lotus effect" explained: Two reasons why two length scales of topography are important Langmuir 2006, 22, 2966-2967
25. Fan, B. J.; Wilson, M. C. T.; Kapur, N. Displacement of liquid droplets on a surface by a shearing air flow J. Colloid Interface Sci. 2011, 356, 286-292
26. Sommers, A. D.; Ying, J.; Eid, K. F. Predicting the onset of condensate droplet departure from a vertical surface due to air flow-applications to topographically-modified, micro-grooved surfaces Exp. Therm. Fluid Sci. 2012, 40, 38-49
27. Cassie, A. B. D.; Baxter, S. Wettability of porous surfaces Trans. Faraday Soc. 1944, 40, 546-551
28. Al-Hayes, R. A. M.; Winterton, R. H. S. Bubble diameter on detachment in flowing liquids Int. J. Heat Mass Transfer 1981, 24, 223-230
29. White, F. M. Fluid mechanics, 5 th ed.; McGraw-Hill: New York, 2003.
30. Mahadevan, L.; Pomeau, Y. Rolling droplets Phys. Fluids 1999, 11, 2449-2453