Drop Impact on Porous Superhydrophobic Polymer Surfaces Export

@article{citeulike:4413935, abstract = {Water drop impacts are performed on porous-like superhydrophobic surfaces. We investigate the influence of the drop size and of the impact velocity on the event. The Cassie−Baxter/Wenzel transition is observed to be a function of the drop size, as well as the outcomes of the impact or deposition process, which can be deposition, rebound, sticking, or fragmentation. A quantitative analysis on the experimental conditions required to observe rebound is provided. Our analysis shows that the wettability hysteresis controls the limit between deposition and rebound events. This limit corresponds to a constant Weber number. A survey of literature results on impact over patterned superhydrophobic surfaces is provided as a comparison.}, author = {Rioboo, R. and Voué, M. and Vaillant, A. and De Coninck, J.}, citeulike-article-id = {4413935}, citeulike-linkout-0 = {http://dx.doi.org/10.1021/la802897g}, citeulike-linkout-1 = {http://pubs.acs.org/doi/abs/10.1021/la802897g}, day = {16}, doi = {10.1021/la802897g}, journal = {Langmuir}, keywords = {drop-impact, polymer, roughness}, month = {December}, number = {24}, pages = {14074--14077}, posted-at = {2009-07-21 11:02:02}, priority = {2}, title = {Drop Impact on Porous Superhydrophobic Polymer Surfaces}, url = {http://dx.doi.org/10.1021/la802897g}, volume = {24}, year = {2008} }

TY - JOUR ID - citeulike:4413935 L3 - citeulike-article-id:4413935 N2 - Water drop impacts are performed on porous-like superhydrophobic surfaces. We investigate the influence of the drop size and of the impact velocity on the event. The Cassie−Baxter/Wenzel transition is observed to be a function of the drop size, as well as the outcomes of the impact or deposition process, which can be deposition, rebound, sticking, or fragmentation. A quantitative analysis on the experimental conditions required to observe rebound is provided. Our analysis shows that the wettability hysteresis controls the limit between deposition and rebound events. This limit corresponds to a constant Weber number. A survey of literature results on impact over patterned superhydrophobic surfaces is provided as a comparison. IS - 24 JF - Langmuir EP - 14077 TI - Drop Impact on Porous Superhydrophobic Polymer Surfaces VL - 24 SP - 14074 KW - drop-impact KW - polymer KW - roughness AU - Rioboo, R AU - Voué, M AU - Vaillant, A AU - De Coninck, J PY - 2008/12/16/ UR - http://dx.doi.org/10.1021/la802897g ER -