Biphilic jumping-droplet condensation

Author: arpj

August undefined, 2024

WebFigure 4. The steady-state single droplet condensation heat flux as a function of droplet radius for hydrophilic, hydrophobic, and 2 mm biphilic substrates. (A) The heat flux is shown for small droplets formed by direct … WebMar 1, 2024 · Here, we report that biphilic surfaces having smooth, low-surface-energy spots on a superhydrophobic background exhibit a 10× higher jumping-droplet …

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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 … 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 … pool companies in sussex county de

Biphilic Jumping-Droplet Condensation

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 … WebBiphilic Jumping-Droplet Condensation Muhammad Jahidul Hoque 1,†, Shreyas Chavan,2, Ross Lundy2, Longnan Li1, Jingcheng Ma1, Xiao Yan1, Shenghui Lei2, … 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 … sharath shetty don

A Comprehensive Model of Electric-Field-Enhanced Jumping-Droplet ...

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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. pool companies in venice flWebNumerical 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. sharath reddy magna

"WebJan 16, 2024 · Rapid and sustained condensate droplet departure from a surface is key toward achieving high heat-transfer rates in condensation, a physical process critical to … " - Biphilic jumping-droplet condensation

Biphilic jumping-droplet condensation

Droplet jumping physics on biphilic surfaces with different ...

WebNov 4, 2024 · Abstract. Jumping droplet condensation on superhydrophobic surfaces exhibit increased heat transfer rate compared to dropwise condensation on hydrophobic … 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 …

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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 … WebFigure 4. The steady-state single droplet condensation heat flux as a function of droplet radius for hydrophilic, hydrophobic, and 2 mm biphilic substrates. (A) The heat flux is …

WebDroplet 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 … 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 … WebNov 9, 2024 · Sustaining dropwise condensation is of great importance in many applications, especially in confined spaces. In this regard, superhydrophobic surfaces …

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, ...

WebBiphilic Jumping-Droplet Condensation. Muhammad Jahidul Hoque, S. Chavan, +6 authors R. Enright; Physics. SSRN Electronic Journal. 2024; 7. Save. ... We investigate the stable dropwise condensation that occurs at a droplet growth rate of 1 … Expand. PDF. View 1 excerpt, cites background; Save. sharath shetty deWebModeling 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, … pool companies in wilmington ncWebFeb 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 ... pool companies in spring hill floridaWebNov 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 … sharath reddy medicoverWebApr 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. sharath reddy aurobindo pharmaWebNov 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 … pool companies in rock hill scWebJun 6, 2024 · Nenad Miljkovic, and Ryan Enright, “Biphilic Jumping-Droplet Condensation,” Cell Reports Physical Science, 3 (4), 100823,2024 . 2. Muhammad Jahidul Hoque, Soumyadip Sett, Derrick Liu, Kazi Fazle Rabbi, Longnan Li, Xiao Yan, Mansoor Qureshi, And Nenad Miljkovic, “Lifespan of Slippery Liquid Infused Surfaces During the … sharath shetty rockefeller