Biphilic jumping-droplet condensation

Author: oodr

August undefined, 2024

WebNumerical simulation of jumping droplet condensation. P Birbarah, S Chavan, N Miljkovic. Langmuir 35 (32), 10309-10321, 2024. 30: ... Phase change phenomena on water repelling and biphilic surfaces. SA Chavan. 1: 2024: The system can't perform the operation now. Try again later. Articles 1–20. WebBiphilic jumping-droplet condensation. MJ Hoque, S Chavan, R Lundy, L Li, J Ma, X Yan, S Lei, N Miljkovic, ... Cell Reports Physical Science 3 (4), 100823, 2024. 7: 2024: Modular heat sinks for enhanced thermal management of electronics. MJ Hoque, A Günay, A Stillwell, Y Gurumukhi, RCN Pilawa-Podgurski, ...

Frontiers Condensation on Surfaces With Biphilic

WebApr 20, 2024 · To maximize the droplet jumping height on a biphilic surface, Zhu et al. develop a droplet jumping theory, considering the surface structure, orientation, and air pressure. The optimized biphilic surface significantly enhances the condensation heat transfer, which benefits various thermal applications. WebApr 20, 2024 · Droplet jumping physics on biphilic surfaces with different nanostructures and surface orientations under various air pressure conditions. Yihao Zhu, Tsz Chung Ho, Hau Him Lee, Michael Kwok Hi Leung, Chi Yan Tso. Article 100849. how many people go to rit

Biphilic jumping-droplet condensation — University of Illinois Ur…

WebIt 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 … WebFor example, a biphilic surface design with hydrophilic spots ( ≤ 60°), pitch ratio = 8.35, and = 0.15 is expected to enable droplet jumping and gives a model condensation heat … how can i stop autopay in hdfc netbanking

Manipulation of droplets and bubbles for thermal applications

Recurrent Filmwise and Dropwise Condensation on a Beetle …

WebJumping-droplet condensation on rough superhydrophobic surfaces exhibits increased heat-transfer rates when compared with dropwise condensation on smooth hydrophobic … WebNov 9, 2024 · Sustaining dropwise condensation is of great importance in many applications, especially in confined spaces. In this regard, superhydrophobic surfaces enhance condensation heat transfer performance due to the discrete droplet formation and rapid removal. On the other hand, droplets tend to nucleate easier and faster on … how can i stop baldingWebMar 1, 2024 · Here, we report that biphilic surfaces having smooth, low-surface-energy spots on a superhydrophobic background exhibit a 10× higher jumping-droplet … how many people go to st andrews

"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 … " - Biphilic jumping-droplet condensation

Biphilic jumping-droplet condensation

WebBiphilic 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 … 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, …

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WebApr 20, 2024 · Suffering from the adhesion of condensing water droplets, surface condensation performance is severely degraded. On a biphilic surface, condensing … 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 …

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. 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 …

WebApr 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 … WebSep 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 …

WebFeb 26, 2024 · Surface structure length scale effects were shown to vanish for large droplets ( R i > 5 L). On the hierarchical biphilic surface, similar but more significant scattering of the jumping velocity and direction was observed. Droplet-size-dependent surface adhesion and pinning-mediated droplet rotation were responsible for the reduced jumping ...

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 … how can i stop a wage garnishmentWebSep 26, 2024 · Droplet. Volume 1, Issue 2 p. 80-91. REVIEW ARTICLE. Open Access. Manipulation of droplets and bubbles for thermal applications. Xichen Liang, ... Liquid–vapor phase change including evaporation, boiling, and condensation is a ubiquitous process found in power generation, desalination, thermal management, building heating and … how can i stop a tickly coughWebNov 4, 2024 · Abstract. Jumping droplet condensation on superhydrophobic surfaces exhibit increased heat transfer rate compared to dropwise condensation on hydrophobic … how can i stop being a hoarderWebBiphilic Jumping-Droplet Condensation Muhammad Jahidul Hoque 1,†, Shreyas Chavan,2, Ross Lundy2, Longnan Li1, Jingcheng Ma1, Xiao Yan1, Shenghui Lei2, … how many people go to the ekkaWebJan 1, 2024 · The jumping droplet velocity for concentrated multidroplet coalescence at Oh≤0.10 still follows the inertial-capillary scaling with an increased prefactor, which … how can i stop being a narcissistWebDroplet nucleation and condensation are ubiquitous phenomena in nature and industry. Over the past century, research has shown that heat transfer rates during steam dropwise condensation on nonwetting (e.g., hydrophobic) surfaces can be 10× higher than widely accepted filmwise condensation on wetting substrates (1–4).However, the need for … how many people go to towsonWebHere, we report that biphilic surfaces having smooth, low-surface-energy spots on a superhydrophobic background exhibit a 10× higher jumping-droplet condensation … how can i stop a wage garnishment immediately