Results 61 to 70 of about 5,852,148 (326)

One-Step Fabrication of Hot-Water-Repellent Surfaces

open access: yesBiomimetics, 2022
Hot-water repellency is of great challenge on traditional superhydrophobic surfaces due to the condensation of tiny droplets within the cavities of surface textures, which builds liquid bridges to connect the substrate and hot water and thus destroys the
Yahua Liu   +6 more
doaj   +1 more source

Application of hydrophobic fluorinated silicon oxide nanoparticle coating on electrodynamic screen (EDS) films for enhancing self-cleaning function of solar collectors [PDF]

open access: yes, 2020
Optical surfaces, which are exposed to outdoor environmental conditions, are susceptible to dust deposition. Sunlight incident on the surface of photovoltaic (PV) modules is attenuated by the dust layer accumulation on the front surface of the modules ...
Guo, Yuchun
core  

Immersed superhydrophobic surfaces: Gas exchange, slip and drag reduction properties [PDF]

open access: yes, 2009
Superhydrophobic surfaces combine high aspect ratio micro- or nano-topography and hydrophobic surface chemistry to create super water-repellent surfaces. Most studies consider their effect on droplets, which ball-up and roll-off.
Bachhuber   +57 more
core   +1 more source

Alternative analysis of transient infiltration experiment to estimate soil water repellency

open access: yesHydrological Processes, 2018
The repellency index (RI) defined as the adjusted ratio between soil‐ethanol, Se, and soil‐water, Sw, sorptivities estimated from minidisk infiltrometer experiments has been used instead of the widely used water drop penetration time and molarity of ...
V. Alagna   +4 more
semanticscholar   +1 more source

Upcycling of Disposable Face Masks into Water‐Resistant and Flame Retardant Foams

open access: yesAdvanced Functional Materials, EarlyView.
Disposable mask waste is upcycled into lightweight polypropylene‐based foams with tunable porosity and composite architectures reinforced by ear‐loop fibers. The sustainable solvent‐based process enables upcycling rates of 91% and solvent recovery of >90%.
Jingjing Pan   +3 more
wiley   +1 more source

Modelling Water Flow and Solute Transport for Horticultural and Environmental Management [PDF]

open access: yes, 2002
During the past 10 years, the simulation model SWAP (Soil, Water, Atmosphere, Plant) was developed by the Sub-Department Water Resources of Wageningen University jointly with the Department Water and Environment of Alterra Green World Research.
Dam, J.C., van, Feddes, R.A.
core   +2 more sources

Fluorine‐Free Soft Nanocomposites for High‐Speed Liquid Impact Repellence

open access: yesAdvanced Functional Materials, EarlyView.
Fluorine‐free soft nanocomposite coatings are developed using silicone oil‐mediated mechanical‐stiffness control, enabling ‘dry’ liquid‐repellent surfaces that resist high‐speed water jet impacts up to ∼60 m/s. By tuning nanoparticle loading and oil content, the coatings also achieve >90% optical transparency, amphiphobicity with impact resistance to ...
Priya Mandal   +4 more
wiley   +1 more source

Study of factors influencing soil water repellency under simulated forest fire

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao
Yunnan pine, as the prominent arboreal species in the southwestern mountains, exhibits abundant resin content and displays susceptibility to forest fires.
Wenchao DUAN   +5 more
doaj   +1 more source

Microbial Effects on Hydraulic Properties of Sewage Sludge-Induced Water-Repellent Soil. [PDF]

open access: yesDesert
Soil water repellency (SWR) is a widespread natural phenomenon that results from a complex interplay between the hydrosphere, lithosphere, biosphere, atmosphere, and anthroposphere.
Nasrin Karimian   +4 more
doaj   +1 more source

An Approach for Multifunctional Finishing of Cotton with the Help of Nano Titanium Silicon Oxide

open access: yesJournal of Natural Fibers, 2022
Nowadays, multifunctional finishing processes become important in the textile industry. This approach generally ensures less chemical and energy consumptions with less process durations.
Fazlıhan Yılmaz, M. İbrahim Bahtiyari
doaj   +1 more source

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