Slippery surfaces: A decade of progress

MA Samaha, M Gad-el-Hak - Physics of Fluids, 2021 - pubs.aip.org
Slippery surfaces have received great attention for more than a quarter-century. In particular,
during the last decade, interest has increased exponentially, resulting in thousands of …

Recent developments of superhydrophobic surfaces (SHS) for underwater drag reduction opportunities and challenges

X Feng, P Sun, G Tian - Advanced Materials Interfaces, 2022 - Wiley Online Library
Superhydrophobic surfaces (SHS) for underwater drag reduction draw more and more
attention owing to its promising and wide applications such as underwater vehicles, pipeline …

Enhanced air stability of superhydrophobic surfaces with flexible overhangs of re-entrant structures

W Choi, M Kang, JY Park, HE Jeong, SJ Lee - Physics of Fluids, 2021 - pubs.aip.org
The stability of air plastron entrapped in a submerged superhydrophobic (SHPo) surface
determines the sustainability of the surface properties including drag reduction, self …

[HTML][HTML] Polymer-dominant drag reduction in turbulent channel flow over a superhydrophobic surface

L Zhang, RI Garcia-Gonzalez, CR Crick, HCH Ng… - Physics of …, 2023 - pubs.aip.org
In this study, we focused on the integration of a flexible polymer (polyacrylamide) and a
(randomly patterned) superhydrophobic surface in a large-scale turbulent channel flow rig to …

Depletion of lubricant impregnated in a cavity of lubricant-infused surface

HN Kim, SJ Kim, W Choi, HJ Sung, SJ Lee - Physics of Fluids, 2021 - pubs.aip.org
A lubricant-infused surface (LIS) has been widely studied due to its potential in various
industrial fields. However, the outermost lubricant layer of LIS is highly vulnerable to external …

Scaling of drag reduction and logarithmic profile in the turbulent boundary layer over micro-grated superhydrophobic surfaces

B Zhang, F Guo, S To, H Tang - Physics of Fluids, 2024 - pubs.aip.org
We developed a dedicated, high-resolution skin-friction balance in a water tunnel to
measure turbulent drag reduction over micro-grate-patterned superhydrophobic (SHPO) …

Impact of sandpaper grit size on drag reduction and plastron stability of super-hydrophobic surface in turbulent flows

S Mohammadshahi, D O'Coin, H Ling - Physics of Fluids, 2024 - pubs.aip.org
In this work, we experimentally investigated the impact of surface roughness on drag
reduction as well as the plastron stability of superhydrophobic surfaces (SHSs) in turbulent …

Effects of the slip wall on the drag and coherent structures of turbulent boundary layer

X Wang, Y Wang, H Tian, N Jiang - Acta Mechanica Sinica, 2021 - Springer
A comparative experiment by time-resolved particle image velocimetry (TRPIV) of the
turbulent boundary layer (TBL) over a smooth surface and an anisotropy superhydrophobic …

[HTML][HTML] Passive and active control of turbulent flows

S Ghaemi - Physics of Fluids, 2020 - pubs.aip.org
It is well known that the greater transport of mass, momentum, and heat by turbulent flows
has a significant effect on the efficiency of thermofluid systems. This effect is sometimes …

[HTML][HTML] The TU Wien Turbulent Water Channel: Flow control loop and three-dimensional reconstruction of anisotropic particle dynamics

V Giurgiu, GCA Caridi, M Alipour, M De Paoli… - Review of Scientific …, 2023 - pubs.aip.org
A horizontal water channel facility was built to study particle dynamics in a turbulent flow.
The channel is sufficiently long to produce fully developed turbulence at the test section, and …