Reducing the contact time of bouncing droplets on superhydrophobic surfaces: Foundations, strategies and applications

Y Fan, Y Tan, Y Dou, S Huang, X Tian - Chemical Engineering Journal, 2023 - Elsevier
The growing demands for superhydrophobic materials in real-world applications, such as
anti-icing, heat management, and energy harvesting, cannot be met by solely considering …

Ultrafast bounce of particle-laden droplets

Y Li, W Zhao, Y Zhou, S Tang, S Wang, Y Zheng… - Nature …, 2024 - nature.com
The rebound of liquid droplets on solid surfaces exhibits behavior reminiscent of elastic
spheres, albeit with distinct contact dynamics. While the rapid detachment of droplets from …

Axial spreading of droplet impact on ridged superhydrophobic surfaces

Z Hu, X Zhang, S Gao, Z Yuan, Y Lin, F Chu… - Journal of Colloid and …, 2021 - Elsevier
Hypothesis Due to the complex hydrodynamics of droplet impact on ridged
superhydrophobic surfaces, quantitative droplet spreading characteristics are unrevealed …

Maximal spreading of droplet during collision on particle: Effects of liquid viscosity and surface curvature

I Yoon, S Shin - Physics of Fluids, 2021 - pubs.aip.org
This study uses the level contour reconstruction method to numerically investigate the
maximum spreading due to droplet collision with a dry, stationary, spherical particle. We …

Simplified wetting boundary scheme in phase-field lattice Boltzmann model for wetting phenomena on curved boundaries

S Zhang, J Tang, H Wu - Physical Review E, 2023 - APS
In this work, a simplified wetting boundary scheme in the phase-field lattice Boltzmann
model is developed for wetting phenomena on curved boundaries. The proposed scheme …

Promoting rebound from droplet impact on a spherical particle: Experimental and numerical study

I Yoon, C Ha, C Lee, S Shin - Physics of Fluids, 2022 - pubs.aip.org
In this study, we experimentally and numerically investigate the activity of a rebounding
droplet on a spherical particle and the effects of surface curvature on its rebounding …

Maximum spreading of droplet-particle collision covering a low Weber number regime and data-driven prediction model

I Yoon, J Chergui, D Juric, S Shin - Physics of Fluids, 2022 - pubs.aip.org
In the present study, the maximum spreading diameter of a droplet impacting with a
spherical particle is numerically studied for a wide range of impact conditions: Weber …

Effect of Asymmetry on the Contact Time of Droplet Impact on Superhydrophobic Cylindrical Surfaces

X Chen, LZ Zhang, YF Wang, JX **, YB Wang… - Langmuir, 2023 - ACS Publications
Reducing the contact time during the droplet impact on the surface is crucial for anti-icing,
self-cleaning, and heat transfer optimization applications. This study aims to minimize the …

Impact dynamics of a single droplet on hydrophobic cylinders: A lattice Boltzmann study

LZ Zhang, SY Xu, YF Wang, YR Yang, SF Zheng… - Langmuir, 2022 - ACS Publications
This study numerically investigates the effects of the Weber number (We) and cylinder-to-
droplet radius ratio (R*) on the impact dynamics of a low-viscosity droplet on a hydrophobic …

Contact-time reduction of viscous droplets impacting a grooved superhydrophobic surface

C Park, JH Kim - Physics of Fluids, 2023 - pubs.aip.org
Adding a macroscale groove structure to the superhydrophobic surface makes the water
droplet to bounce in a petal shape and dramatically reduces the contact time of the water …