A catastrophe phenomenon produced by impact of drop trains

Q Zeng, S Qian, F Yan, P Luo, W Zhang, K Kan… - Physics of …, 2024 - pubs.aip.org
The impact of drop trains is widespread in industrial and agricultural applications, as well as
in nature, making it crucial to investigate. In this study, the impact of drop trains on solid …

Miscibility and wettability: how interfacial tension influences droplet impact onto thin wall films

R Bernard, D Baumgartner, G Brenn… - Journal of fluid …, 2021 - cambridge.org
The influence of miscibility and liquid wettability during droplet impact onto thin wall films is
investigated experimentally. Despite similar liquid properties and impact conditions …

On the crown rim expansion kinematics during droplet impact on wall-films

R Bernard, V Vaikuntanathan, B Weigand… - … Thermal and Fluid …, 2020 - Elsevier
During droplet impact on thin wall-films, a liquid lamella, the so-called 'crown', expands
radially and vertically away from the impact point. This phenomenon is often associated with …

A new perspective for the characterization of crown rim kinematics

R Bernard, V Vaikuntanathan, G Lamanna… - Droplet Interactions and …, 2020 - Springer
Droplet impact on wall-films are typical examples where 'splashing', the fragmentation of the
crown rim during its expansion, takes place. The triggering instability mechanisms are …