Results 11 to 20 of about 12,800 (281)

Effects of Surface Microtopography on Wettability of Poly(dimethylsiloxane) Film: Superhydrophobicity [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2020
Hypothesis: Recent advances in micro- and nanotechnology have led to possible design of functional micro/nanostructured surfaces with micro/nanotopography features that can exhibit low adhesion properties.
Shayesteh Khakvand   +3 more
doaj   +1 more source

Superhydrophobic composite coating for reliable corrosion protection of Mg alloy

open access: yesMaterials & Design, 2022
Endowing Mg alloy surface with superhydrophobicity solves its poor corrosion resistance for broadening the wide application fields. However, the superhydrophobicity is vulnerable to failure under service environments due to the exfoliation and ...
Shijie Song   +6 more
doaj   +1 more source

Surface structure and wetting characteristics of Collembola cuticles. [PDF]

open access: yesPLoS ONE, 2014
The cuticles of the arthropods Collembola (springtails) are known to be superhydrophobic, displaying such properties as water-repellence and plastron formation; overhanging surface structures have been suggested as the source of these properties ...
Håkon Gundersen   +2 more
doaj   +1 more source

The Barthlott effect

open access: yesQuantitative Plant Biology, 2023
In 1997, Barthlott and Neinhuis published a groundbreaking article entitled "Purity of the sacred lotus, or escape from contamination in biological surfaces" that caused a true paradigm shift in surface science.
Laurent Vonna
doaj   +1 more source

Surface with Switchable Wettability

open access: yesCailiao gongcheng, 2016
Superhydrophobicity and superhydrophilicity are extreme properties of solid surface governed by surface morphology and surface chemistry. Switching between superhydrophobicity and superhydrophilicity can be achieved by applying external stimuli and ...
LIU Peng-bo   +3 more
doaj   +1 more source

Cold sintering process for fabrication of a superhydrophobic ZnO–polytetrafluoroethylene (PTFE) ceramic composite

open access: yesJournal of Advanced Ceramics, 2023
Composite coatings or films with polytetrafluoroethylene (PTFE) are typically utilized to offer superhydrophobic surfaces. However, the superhydrophobic surfaces usually have limited durability and require complicated fabrication methods.
Xuetong Zhao   +8 more
doaj   +1 more source

Recovering superhydrophobicity in nanoscale and macroscale surface textures [PDF]

open access: yes, 2019
Here, we investigate complete drying of hydrophobic cavities in order to elucidate its dependence on the size of confinement, its geometry, and the degree of hydrophobicity. Two complementary theoretical approaches are adopted: a macroscopic one based on
Dietrich, Siegfried   +3 more
core   +1 more source

Perpetual superhydrophobicity

open access: yesSoft Matter, 2016
A liquid droplet placed on a geometrically textured surface may take on a "suspended" state, in which the liquid wets only the top of the surface structure, while the remaining geometrical features are occupied by vapor. This superhydrophobic Cassie-Baxter state is characterized by its composite interface which is intrinsically fragile and, if ...
GIACOMELLO, ALBERTO   +3 more
openaire   +5 more sources

Ag nanoparticles modified Cu/Cu(OH)2 film enables sensitive SERS detection via Coffee ring effect

open access: yesMaterials Research Express, 2021
In this work, based on the coffee ring effect, silver nanoparticles (AgNPs) were deposited on a superhydrophobic Cu/Cu(OH) _2 substrate with nanorod structure prepared by solution-immersion and stearic acid modification, and its surface-enhanced Raman ...
Changguo Xue   +4 more
doaj   +1 more source

Towards Online Ageing Detection in Transformer Oil: A Review

open access: yesSensors, 2022
Transformers play an essential role in power networks, ensuring that generated power gets to consumers at the safest voltage level. However, they are prone to insulation failure from ageing, which has fatal and economic consequences if left undetected or
Ugochukwu Elele   +3 more
doaj   +1 more source

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