Femtosecond laser processed superhydrophobic surface

Y Guo, H Zhao - Journal of Manufacturing Processes, 2024 - Elsevier
Femtosecond laser has offered a precise, controllable, and environmentally friendly solution
for manufacturing superhydrophobic surfaces adorned with micro and nanostructures. It has …

Modeling of shear flows over superhydrophobic surfaces: from Newtonian to non-Newtonian fluids

H Rahmani, F Larachi, SM Taghavi - ACS Engineering Au, 2024 - ACS Publications
The design and use of superhydrophobic surfaces have gained special attentions due to
their superior performances and advantages in many flow systems, eg, in achieving specific …

Fabrication and characterization of super-hydrophobic surfaces based on sandpapers and nano-particle coatings

S Mohammadshahi, J Breveleri, H Ling - Colloids and Surfaces A …, 2023 - Elsevier
In this work, we fabricate a series of super-hydrophobic surfaces by sprayed-coating a layer
of hydrophobic nano-particles on sandpapers that contain micro-scale abrasive particles …

Yield stress fluid flows in superhydrophobic channels: From creeping to inertial regime

H Rahmani, H Kumar, J Greener, SM Taghavi - Physics of Fluids, 2023 - pubs.aip.org
In this work, inertial flows of a yield stress fluid in a channel equipped with a
superhydrophobic groovy wall are studied through numerical computations. Assuming an …

[HTML][HTML] Flow of shear-thinning liquids in channels with superhydrophobic surfaces

PK Ray, D Bouvier, DT Papageorgiou - Journal of Non-Newtonian Fluid …, 2023 - Elsevier
We investigate the influence of shear-thinning on fully-developed flow in channels with a
spanwise-periodic array of longitudinal superhydrophobic surfaces (SHSs) on each wall …

Laser-enabled surface treatment of disposable endoscope lens with superior antifouling and optical properties

T Karkantonis, A Gaddam, H Sharma, G Cummins… - Langmuir, 2022 - ACS Publications
Endoscopes are ubiquitous in minimally invasive or keyhole surgeries globally. However,
frequent removal of endoscopes from the patient's body due to the lens contaminations …

[HTML][HTML] Numerical study of the use of shear-thinning nanofluids in a microchannel heat sink with different pin densities and including vortex generator

E Castillo, A Santos, A Gonzalez - Case Studies in Thermal Engineering, 2024 - Elsevier
This article numerically investigates the thermal and hydraulic performance of shear-
thinning nanofluids when used as heat-conducting fluids in a microchannel heat sink device …

Preparation of SiO 2 resin coating with superhydrophobic wettability and anti-icing behavior analysis

X Hao, J Xie, Y Zhang, Z Cheng, W Sheng - RSC advances, 2022 - pubs.rsc.org
Among different types of anti-icing coatings, superhydrophobic surfaces have attracted
extensive attention due to their excellent water repellency and low thermal conductivity. We …

Viscoplastic flows in thin superhydrophobic channels

H Rahmani, SM Taghavi - Journal of Non-Newtonian Fluid Mechanics, 2023 - Elsevier
Via numerical computations, we study plane Poiseuille flow of a viscoplastic fluid in
channels with the presence of a superhydrophobic (SH) groovy lower wall, where air is …

Process applicability and hole wall microstructure evolution mechanism of femtosecond laser spiral drilling

X Wang, L Li, Y Huang, Z Zhang, L Yang - Optics & Laser Technology, 2024 - Elsevier
Abstract In this work, a 1.5 mm thick GH3044 nickel-based superalloy is processed by
femtosecond laser to obtain a micro-hole for the fuel nozzle of an aerospace engine with a …