Impalement of fakir drops

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WitrynaImpalement of fakir drops M. Reyssat1,J.M.Yeomans2 andD. Qu´er ´e1 1 Physique et M´ecanique des Milieux H´et´erog`enes, UMR 7636 du CNRS, ESPCI - 75005 Paris, … Witryna4 lut 2013 · To use superhydrophobicity, impalement of the drop into the surface structure needs to be prevented. To understand the underlying processes, we image …

Bouncing or sticky droplets: Impalement transitions on …

Witryna2 dni temu · 1.Introduction. Analyte enrichment is a prerequisite in many situations where analyte molecules are often present at low levels such as the drugs and their metabolites in forensic samples [1, 2], bio-chemicals in medical samples [3, 4] and pollutants in environmental samples [[5], [6], [7]] etc. Evaporation is the easiest and commonly … http://www.sy.uestc.edu.cn/cn/article/doi/10.12179/1672-4550.20240610 michelle traylor facebook

Evaporation phase change processes of water/methanol mixtures …

WitrynaImpalement of fakir drops. EPL 81 (2), 26006 Fast directed motion of "fakir"droplets Hydrodynamic friction of fakir-like superhydrophobic surfaces Life and death of a fakir droplet: Impalement transitions on superhydrophobic surfaces Estimating surface area by isotropic fakir method from thick slices cut in arbitrary direction Witryna20 gru 2007 · Impalement of fakir drops. EPL 81 (2), 26006 DOI: Authors: Mathilde Reyssat École Supérieure de Physique et de Chimie Industrielles Julia M Yeomans … Witryna11 lip 2024 · This study deals with the evaporation dynamics of completely wetting and highly volatile drops deposited on geometrically textured but chemically homogeneous surfaces. The texturation consists in a cylindrical pillars array with a square pitch. The triple line dynamics and the drop shape are characterized by an interferometric method. the night monster 1942

Life and death of a fakir droplet: Impalement transitions on ...

How superhydrophobicity breaks down PNAS

Witryna20 gru 2007 · However, this "fakir state" is often metastable: if the drop impales inside the texture, its surface energy is lowered. Here we discuss the transition between these two states, considering the drop size as a parameter for inducing this transition: … Witryna1 gru 2007 · We present now two possible impalement scenarios for a droplet inside a textured surface [34], [35] ( In the case of a low aspect ratio of the textures, we have what is called a "Touch down"... the night mohammad malasWitryna4 gru 2024 · For all the sample types, when the drop size was increased from 0.5 to 3 µL, smaller apparent CA values were measured, so that a partial impalement of the fakir drops on the surface peaks may be hypothesized, owing to … the night morgan wade guitar chords

"WitrynaKWON H M, PAXSON A T, VARANASI K K, et al. Rapid deceleration-driven wetting transition during pendant drop deposition on superhydrophobic surfaces[J]. Physical Review Letters, 2011, 106(3): 036102. doi: 10.1103/PhysRevLett.106.036102 [8] REYSSAT M, YEOMANS J M, Quéré D. Impalement of fakir drops[J]. " - Impalement of fakir drops

Impalement of fakir drops

WitrynaImpalement of fakir drops Abstract: Water drops deposited on hydrophobic materials decorated with dilute micro-posts generally form pearls. Owing to the hydrophobicity … Witryna15 cze 2009 · In order to better understand the factors affecting these different behaviours, we analyse the energy dissipation in the droplet impact and find that, when liquid is withdrawn from in between the...

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Witryna1 cze 2011 · It possesses superhydrophobicity (>140°) and low contact angle hysteresis (1.2–2.1°), allowing the liquid droplets to remain in the 'fakir' state throughout the … Witryna5 gru 2007 · Following the evolution of the interface of evaporating droplets, we demonstrate that the liquid can explore a succession of equilibrium conformations which are neither of the usual fakir nor Wenzel types. A comprehensive description of the transition between these wetting states is provided. To do so… View on Springer …

WitrynaHowever, this “fakir state” is often metastable: if the drop impales inside the texture, its surface energy is lowered. Here we discuss the transition between these two states, … WitrynaImpalement of fakir drops Reyssat, M. ; Yeomans, J. M. ; Quéré, D. Water drops deposited on hydrophobic materials decorated with dilute micro-posts generally form …

WitrynaAs the drop radius reaches 75 µm (fifth snapshot), the state of the drop abruptly changes, from a super-hydrophobic state to a hydrophilic-like one. from publication: Impalement of fakir drops. Witryna7 lut 2024 · Bormashenko, E., Pogreb, R., Whyman, G. & Erlich, M. 2007 Cassie–Wenzel wetting transition in vibrating drops deposited on rough surfaces: is the dynamic Cassie–Wenzel wetting transition a 2D or 1D affair? ... Moulinet, S. & Bartolo, D. 2007 Life and death of a fakir droplet: impalement transitions on superhydrophobic surfaces.

Witryna2 sty 2007 · When a liquid drop impinges a hydrophobic rough surface it can either bounce off the surface (fakir droplets) or be impaled and strongly stuck on it (Wenzel droplets). The analysis of drop...

Witryna1 sty 2008 · However, this "fakir state" is often metastable: if the drop impales inside the texture, its surface energy is lowered. Here we discuss the transition between these … the night mp3 下载Witryna3 lis 2011 · We describe the slippery behaviour of textured solids filled with oil, on which other liquids are found to slip and be removed easily. We describe the criteria for achieving this slippery behaviour, and illustrate the concept by two examples, namely the lotus effect (removal of dust by mobile drops) and the coffee stain effect. michelle trayanoffWitryna1 lut 2014 · Impalement of fakir drops. M. Reyssat, J. Yeomans, D. Quéré; Physics. 2007; Water drops deposited on hydrophobic materials decorated with dilute micro … michelle trainor singerWitryna1 wrz 2002 · The fakir regime has another interesting feature: because the substrate supporting the drop consists mainly of air, the usual surface defects are largely … michelle trainingWitrynaBouncing or sticky droplets: Impalement transitions on superhydrophobic micropatterned surfaces. Verneuil, É. When a liquid drop impinges a hydrophobic rough surface it … the night moves on rick astleyWitryna1 sty 2008 · Impalement of fakir drops. January 2008; Authors: ... When the capillary pressure is so high, that is exceeds the impalement pressure the drop changes from … michelle trbovich npiWitrynasure. The drop can follow two successive deformations se-quences prior to impalement. First, the fakir drop remains on top of the asperities of the rough surface and … michelle traiu bolsonaro