Biphilic jumping-droplet condensation
WebFour videos showing the filmwise-to-dropwise transition, spatial control and coalesce-induced droplet jumping on hybrid surfaces, as well as further information on hybrid wettability verification, droplet growth model, droplet wetting and coalescence dynamics, evolution of droplet adhesion, supplementary analysis of figure-of-merit for … WebModeling and optimization of condensation heat transfer at biphilic interface. International Journal of Heat and Mass Transfer 2024, 122, 117-127. DOI: 10.1016/j.ijheatmasstransfer.2024.01.108. ... External convective jumping-droplet condensation on a flat plate. International Journal of Heat and Mass Transfer 2024, …
Biphilic jumping-droplet condensation
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WebNov 5, 2024 · Such a droplet departure mechanism has the potential to reduce the droplet ejection volume and thus enhance the overall condensation efficiency, compared to coalescence-initiated droplet jumping from other state-of-the-art surfaces. Simulations have shown that optimal pyramid-shaped biphilic micro-structures can provoke droplet … WebJul 2, 2024 · With the recent advances in surface fabrication technologies, condensation heat transfer has seen a renaissance. Hydrophobic and superhydrophobic surfaces have all been employed as a means to enhance condensate shedding, enabling micrometric droplet departure length scales. One of the main bottlenecks for achieving higher condensation …
WebJun 25, 2015 · Superhydrophobic micro/nanostructured surfaces for dropwise condensation have recently received significant attention due to their potential to enhance heat transfer performance by shedding positively charged water droplets via coalescence-induced droplet jumping at length scales below the capillary length and allowing the use of … WebAug 9, 2016 · Understanding the fundamental mechanisms governing vapor condensation on nonwetting surfaces is crucial to a wide range of energy and water applications. In this paper, we reconcile classical droplet growth modeling barriers by utilizing two-dimensional axisymmetric numerical simulations to study in …
WebApr 20, 2024 · Suffering from the adhesion of condensing water droplets, surface condensation performance is severely degraded. On a biphilic surface, condensing … WebBiphilic Jumping-Droplet Condensation Muhammad Jahidul Hoque 1,†, Shreyas Chavan,2, Ross Lundy2, Longnan Li1, Jingcheng Ma1, Xiao Yan1, Shenghui Lei2, …
WebMar 10, 2024 · In this study, a biphilic nanostructure is developed to effectively improve the droplet jumping height by decreasing the interfacial adhesion with the …
WebTo verify our simulation results, we study condensed water droplet growth using optical and environmental scanning electron microscopy on biphilic samples consisting of hydrophobic and nanostructured superhydrophobic regions, showing excellent agreement with the simulations for both constant base area and constant contact angle growth regimes. china buffet cheyenne wyoming takeout poundWebNov 4, 2024 · Abstract. Jumping droplet condensation on superhydrophobic surfaces exhibit increased heat transfer rate compared to dropwise condensation on hydrophobic … graff wohninvest ivWebApr 8, 2024 · Suffering from the adhesion of condensing water droplets, surface condensation performance is severely degraded. On a biphilic surface, condensing droplets efficiently nucleate while spontaneously … china buffet cheney wa menuWebIt was recently discovered that condensation growing on a nanostructured superhydrophobic surface can spontaneously jump off the surface, triggered by naturally occurring coalescence events. Many reports have … graff women\\u0027s clothingWebSep 26, 2024 · Recent works also demonstrated various strategies to fabricate scalable biphilic surfaces. 41, ... For example, the durability of superhydrophobic nanostructures for EFE jumping-droplet condensation, and the stability of photoresponsive surfactants in various chemical and thermal environments are both important for the longevity of the … china buffet chicken wingWebBiphilic jumping-droplet condensation Muhammad Jahidul Hoque,1,7 Shreyas Chavan,1,2,7 Ross Lundy,2 Longnan Li,1 Jingcheng Ma,1 Xiao Yan,1 Shenghui Lei,2 Nenad Miljkovic,1,3,4,5,* and Ryan Enright2,6,8,* SUMMARY Jumping-droplet condensation on rough superhydrophobic sur-faces exhibits increased heat-transfer … graff women\\u0027s apparelWebNov 5, 2024 · Such a droplet departure mechanism has the potential to reduce the droplet ejection volume and thus enhance the overall condensation efficiency, compared to … china buffet chinese restaurant effingham