Hydrodynamic theory of forced dewetting

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Web4 apr. 2024 · Condensing atmospheric water vapor on surfaces is a sustainable approach to addressing the potable water crisis. However, despite extensive research, a key … Webvaries with the capillary number as in the Molecular Kinetic Theory [44]. In Sec. 7, we apply the concepts developed above to describe an improved procedure for obtaining grid …

Sci-Hub Hydrodynamic Theory of Forced Dewetting. Physical …

Web28 sep. 2016 · Since the pioneering work of Redon et al.(), substantial effort has been made to understand the stability and dewetting dynamics of thin filmsThe vast majority of … Web17 jul. 2012 · At a critical speed of withdrawal, this solution bifurcates into another branch via a saddle-node bifurcation: two branches exist below the critical speed, the lower branch … paladium unclaim helmet

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WebA prototypical problem in the study of wetting phenomena is that of a solid plunging into or being withdrawn from a liquid bath. In the latter, de-wetting case, a critical speed exists … Web25 feb. 2007 · In strong contrast to this large-scale hydrodynamic viewpoint, ... Eggers, J. Hydrodynamic theory of forced dewetting. Phys. Rev. Lett. 93, 094502 (2004). Article ADS Google Scholar ... WebWe report on the numerical simulations of moving contact lines, in a Volume-Of-Fluid context, for the forced dewetting problem. In our study, we use the Gerris flow solver … ウクライナ産

Avoided critical behavior in dynamically forced wetting - Wikidata

Hydrodynamic theory of forced dewetting

WebThe forced wetting or dewetting of a solid is an im-portant feature of many environmental and industrial ﬂows. In typical applications such as painting, coating, or oil recovery it … WebThe standard description of dynamic contact angles, the hydrodynamic theory, assumes a balance of viscous and capillary forces near the contact line. 22–27 Hydrodynamic …

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WebEggers, J. (2004). Hydrodynamic Theory of Forced Dewetting. Physical Review Letters, 93(9). doi:10.1103/physrevlett.93.094502 WebThe effects of substrate elasticity on instability and dynamics of the horizontal evaporating ultrathin liquid film are investigated in the present study.The evolution equation for the thickness of...

WebZhen Li is currently Assistant Professor of Mechanical Engineering at Clemson University. He joined the ME department of Clemson University …

Web16 nov. 2024 · Dynamic wetting or dewetting occurs when one fluid adjacent to a solid substrate is displaced by another one, and is encountered in a variety of natural and … WebDewetting. In fluid mechanics, dewetting is one of the processes that can occur at a solid–liquid, solid–solid [1] or liquid–liquid interface. Generally, dewetting describes the …

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Web19 mei 2008 · By using a mean field continuum description, we generalize the capillary pressure from variation of the free energy and show at what length scale the equilibrium contact angle is selected. After recovering Young’s law for homogeneous substrates, it is shown how hysteresis of the contact angle can be incorporated in a self-consistent fashion. ウクライナ産地WebNumerical simulations of forced dewetting in a capillary tube were performed by Gao et al. [19], who employed diﬀusion-interface methods to investigate the interface evo-lution at … ウクライナ産Web5 mei 2006 · This Letter demonstrates experimentally and theoretically that the dynamical wetting transition at which a liquid film gets deposited by withdrawing a vertical plate … ウクライナ産業WebAbstract A prototypical problem in the study of wetting phenomena is that of a solid plunging into or being withdrawn from a liquid bath. In the latter, dewetting case, a critical speed … pala di vallombrosa peruginoWebThe no-slip boundary condition in classical fluid mechanics is violated at a moving contact line, and it leads to an infinite rate of energy dissipation when combined with … ウクライナ産経Web27 aug. 2004 · Hydrodynamic theory of forced dewetting Phys Rev Lett. 2004 Aug 27;93 (9):094502. doi: 10.1103/PhysRevLett.93.094502. Epub 2004 Aug 26. Author Jens … pala di vallombrosaWeb10 feb. 2024 · It has been reported in recent experimental and numerical studies that the forced gas-liquid displacement in a partially wettable capillary tube can give rise to … paladone egg cups