Results 111 to 120 of about 1,031,082 (303)

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +1 more source

Machinability of MoS2 after Oxygen Plasma Treatment under Mechanical Scanning Probe Lithography

open access: yesCrystals
The surface of molybdenum disulfide (MoS2) underwent oxygen plasma treatment to enhance its machinability and mitigate the tearing effects commonly associated with mechanical forces on 2D materials. This treatment led to the oxidation of the atoms on the
Yang He, Xing Su, Kuo Hai
doaj   +1 more source

Protein Adsorption on Various Plasma-Treated Polyethylene Terephthalate Substrates

open access: yesMolecules, 2013
Protein adhesion and cell response to plasma-treated polymer surfaces were studied. The polymer polyethylene terephthalate (PET) was treated in either an oxygen plasma to make the surface hydrophilic, or a tetrafluoromethane CF4 plasma to make the ...
Karin Stana-Kleinschek   +6 more
doaj   +1 more source

Electron energy loss in oxygen plasmas

open access: yesThe Astrophysical Journal, 1994
The results of calculations of the energy deposition of energetic electrons in oxygen plasmas are given. In a pure oxygen plasma even with large fractional ionization, much of the electron energy results in the production of additional ionization and excited electronic states.
Victor, G. A.   +2 more
openaire   +3 more sources

Consumed by Abdominal Distention

open access: yes
Arthritis Care &Research, EarlyView.
Abimbola Fadairo‐Azinge   +3 more
wiley   +1 more source

Assessing Altered Coating Adhesion on Plasma‐Deoxidized Surfaces Under Oxygen‐Free Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates the effectiveness of atmospheric pressure plasma pretreatment in modifying silicon and stainless steel surfaces to improve adhesion. Argon‐hydrogen plasma increases surface roughness and improves adhesion strength, whereas pure argon results in smoother surfaces and structural changes.
Selina Raumel   +6 more
wiley   +1 more source

Advanced synthesis of hBN/TiO2 nanocomposites for water-based lubricants: tribological performance and mechanism

open access: yesNano Express
In this study, hexagonal boron nitride/titanium dioxide (hBN/TiO _2 ) nanocomposites were synthesised using a novel, facile, and eco-friendly method. The preparation method consisted of oxygen plasma treatment and sonochemical processes.
Afshana Morshed   +5 more
doaj   +1 more source

Modification of surface properties and photocatalytic performance of pure and oxygen-doped graphitic carbon nitride via DBD plasma treatment [PDF]

open access: yesJournal of the Serbian Chemical Society
Graphitic carbon nitride (CN) is a non-metallic semiconductor with applications in photocatalysis, including the photocatalytic reduction of Cr(VI) under visible irradiation.
Petrović Jana Lj.   +4 more
doaj   +1 more source

XPS study of the effect of hydrocarbon contamination on polytetrafluoroethylene (teflon) exposed to atomic oxygen [PDF]

open access: yes
The presence of hydrocarbon contamination on the surface of polytetrafluoroethylene (PTFE) markedly affects the oxygen uptake, and hence the wettability, of this polymer when exposed to an oxygen plasma.
Cormia, Robert D.   +2 more
core   +1 more source

Investigation of Oxygen‐Free Wetting Behavior of Aluminum on Copper via Molecular Dynamics Simulations and Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
The wettability of aluminum droplets (Al) on different copper substrates (Cu), where liquid Al spreads on solid Cu surfaces to form a liquid–solid interface, is studied numerically and experimentally. The experimental and numerical results show good agreement in the fast‐spreading regime.
Shan Lyu   +8 more
wiley   +1 more source

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