Results 21 to 30 of about 1,307,233 (284)

Durable, self-cleaning and anti-fouling superhydrophobic coating based on double epoxy layer

open access: yesMaterials Research Express, 2022
The practical application of superhydrophobic coatings has been greatly restricted due to the complicated preparation and fragile hierarchical structures on the surface.
Xiang Li   +3 more
doaj   +1 more source

Improvement of Cycling Performance of Na2/3Co2/3Mn1/3O2 Cathode by PEDOT/PSS Surface Coating for Na Ion Batteries

open access: yesIndonesian Journal of Chemistry, 2018
The surface-modified Na2/3Co2/3Mn1/3O2 is coated with a conductive Poly (3,4-Ethylene dioxy thiophene)-poly (styrene sulfonate) (PEDOT/PSS) polymer, and their resulting electrochemical properties were investigated as Na-ion battery cathode.
Yatim Lailun Ni’mah   +4 more
doaj   +1 more source

Surface modification of poly(vinylidene fluoride) hollow fibre membranes for biogas purification in a gas–liquid membrane contactor system [PDF]

open access: yesRoyal Society Open Science, 2017
The wetting of hollow fibre membranes decreases the performance of the liquid–gas membrane contactor for CO2 capture in biogas upgrading. To solve this problem, in this work, a poly(vinylidene fluoride) (PVDF) hollow fibre membrane for a liquid–gas ...
Pengrui Jin   +4 more
doaj   +1 more source

The structure of epitaxial V2O3 films and their surfaces : a medium energy ion scattering study [PDF]

open access: yes, 2012
Medium energy ion scattering, using 100 keV H+ incident ions, has been used to investigate the growth of epitaxial films, up to thicknesses of ~200 Å, of V2O3 on both Pd(111) and Au(111). Scattered-ion energy spectra provide a measure of the average film
Bailey, P. (Paul)   +8 more
core   +1 more source

Modeling the antifouling properties of atomic layer deposition surface-modified ceramic nanofiltration membranes

open access: yesBiofouling, 2022
This work investigates the enhancement of antifouling properties of ceramic nanofiltration membranes by surface modification via atomic layer deposition (ALD) of TiO2. Feed solutions containing bovine serum albumin (BSA), humic acid (HA) and sodium alginate (SA) were used as model foulants.
Welldone Moyo   +6 more
openaire   +4 more sources

Micro-Bulges Investigation on Laser Modified Tool Steel Surface

open access: yesMATEC Web of Conferences, 2017
This paper presents micro-bulges investigation on laser modified tool steel. The aim of this study is to understand the effect of laser irradiance and interaction time on surface morphology configuration.
Fauzun Fazliana   +3 more
doaj   +1 more source

Study of the Surface Integrity and High Cycle Fatigue Performance of AISI 4340 Steel after Composite Surface Modification

open access: yesMetals, 2019
In the field of materials science, the fabrication of a material with severe surface plastic deformation and a good surface state is an issue encountered in the development of counterbalanced gradient materials.
Hai Fu, Yilong Liang
doaj   +1 more source

Influence of the Structural-Phase State of a Copper Substrate upon Modification with Titanium Ions on the Thermal Cyclic Resistance of a Coating Based on Zr-Y-O

open access: yesMetals, 2021
The results of investigation of the surface of a copper substrate modified with titanium ions are presented. The phase composition, the structure, and the morphology of the surface of the copper alloy modified by titanium ions have been investigated by X-
Marina Vladimirovna Fedorischeva   +3 more
doaj   +1 more source

Influence of magnetic property for workpiece on thickness of removal and modified layers in large-area EB irradiation

open access: yesNihon Kikai Gakkai ronbunshu, 2019
In a large-area electron beam (EB) irradiation method developed recently, the large-area EB with high energy density can be obtained without focusing the beam. It can be used for melting and evaporating metal surface instantly.
Tsubasa SAKAI   +2 more
doaj   +1 more source

Turbulent flux modelling with a simple 2-layer soil model and extrapolated surface temperature applied at Nam Co Lake basin on the Tibetan Plateau [PDF]

open access: yesHydrology and Earth System Sciences, 2012
This paper introduces a surface model with two soil-layers for use in a high-resolution circulation model that has been modified with an extrapolated surface temperature, to be used for the calculation of turbulent fluxes. A quadratic temperature profile
T. Gerken   +9 more
doaj   +1 more source

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