Understanding and utilizing droplet impact on superhydrophobic surfaces: phenomena, mechanisms, regulations, applications, and beyond

Z Hu, F Chu, H Shan, X Wu, Z Dong… - Advanced …, 2024‏ - Wiley Online Library
Droplet impact is a ubiquitous liquid behavior that closely tied to human life and production,
making indispensable impacts on the big world. Nature‐inspired superhydrophobic surfaces …

Fundamental fluid dynamics challenges in inkjet printing

D Lohse - Annual review of fluid mechanics, 2022‏ - annualreviews.org
Inkjet printing is the most widespread technological application of microfluidics. It is
characterized by its high drop productivity, small volumes, and extreme reproducibility. This …

Drop impact on a solid surface

C Josserand, ST Thoroddsen - Annual review of fluid mechanics, 2016‏ - annualreviews.org
A drop hitting a solid surface can deposit, bounce, or splash. Splashing arises from the
breakup of a fine liquid sheet that is ejected radially along the substrate. Bouncing and …

Impact forces of water drops falling on superhydrophobic surfaces

B Zhang, V Sanjay, S Shi, Y Zhao, C Lv, XQ Feng… - Physical review …, 2022‏ - APS
A falling liquid drop, after impact on a rigid substrate, deforms and spreads, owing to the
normal reaction force. Subsequently, if the substrate is nonwetting, the drop retracts and …

Jetting-based bioprinting: process, dispense physics, and applications

WL Ng, V Shkolnikov - Bio-Design and Manufacturing, 2024‏ - Springer
Jetting-based bioprinting facilitates contactless drop-on-demand deposition of subnanoliter
droplets at well-defined positions to control the spatial arrangement of cells, growth factors …

Impact of viscous droplets on different wettable surfaces: Impact phenomena, the maximum spreading factor, spreading time and post-impact oscillation

S Lin, B Zhao, S Zou, J Guo, Z Wei, L Chen - Journal of colloid and …, 2018‏ - Elsevier
In this paper, we experimentally investigated the impact dynamics of different viscous
droplets on solid surfaces with diverse wettabilities. We show that the outcome of an …

Drop impact dynamics: Impact force and stress distributions

X Cheng, TP Sun, L Gordillo - Annual Review of Fluid …, 2022‏ - annualreviews.org
Dynamic variables of drop impact such as force, drag, pressure, and stress distributions are
key to understanding a wide range of natural and industrial processes. While the study of …

On the spreading of impacting drops

S Wildeman, CW Visser, C Sun… - Journal of fluid mechanics, 2016‏ - cambridge.org
The energy budget and dissipation mechanisms during droplet impact on solid surfaces are
studied numerically and theoretically. We find that for high impact velocities and negligible …

Spontaneous droplets gyrating via asymmetric self-splitting on heterogeneous surfaces

H Li, W Fang, Y Li, Q Yang, M Li, Q Li, XQ Feng… - Nature …, 2019‏ - nature.com
Droplet impacting and bouncing off solid surface plays a vital role in various biological/
physiological processes and engineering applications. However, due to a lack of accurate …

Dynamics of droplet impact on solid surface with different roughness

C Tang, M Qin, X Weng, X Zhang, P Zhang, J Li… - International Journal of …, 2017‏ - Elsevier
This paper reports an experimental investigation on the impact dynamics of droplets (water,
decane, ethanol, and tetradecane) onto a flat stainless steel surface, using high-speed …