Results 81 to 90 of about 402,533 (341)

Review on the possible tool materials for friction stir welding of steel plates [PDF]

open access: yes, 2014
The friction stir welding (FSW) process is mainly used in industrial applications for joining low melting temperature materials such as aluminium and magnesium. FSW has many advantages in comparison with conventional fusion arc welding.
De Waele, Wim   +4 more
core   +1 more source

A Review on Binderless Tungsten Carbide: Development and Application

open access: yesNano-Micro Letters, 2019
Establish processing-composition-microstructure-property relationships governing binderless tungsten carbide (BTC). Highlight the densification improving strategies and toughening methods for BTC.
Jialin Sun   +9 more
semanticscholar   +1 more source

Anti-twinning in nanoscale tungsten

open access: yesScience Advances, 2020
Tungsten nanowires showed an unexpected anti-twinning phenomenon, which is strongly size-dependent. Nanomaterials often surprise us with unexpected phenomena. Here, we report a discovery of the anti-twinning deformation, previously thought impossible, in
Jiangwei Wang   +10 more
semanticscholar   +1 more source

Enhancing Direct Solar Water Splitting via ALD of Multifunctional TiO2/Pt Nanoparticle Coatings With Engineered Interfaces to GaAs/GaInP Tandem Cells

open access: yesAdvanced Functional Materials, EarlyView.
Multifunctional atomic layer deposited coatings and interface treatments enhance direct solar water splitting on GaAs/GaInP tandem cells. Optimized TiO2/Pt nanoparticle bilayers ensure durability and catalytic efficiency with minimal optical losses, while H2 plasma pretreatments maximize photovoltage and interfacial charge extraction.
Tim F. Rieth   +8 more
wiley   +1 more source

Reconfigurable Three‐Dimensional Superconducting Nanoarchitectures

open access: yesAdvanced Functional Materials, EarlyView.
3D superconducting nanostructures offer new possibilities for emergent physical phenomena. However, fabricating complex geometries remains challenging. Here 3D nanoprinting of complex 3D superconducting nanoarchitectures is established. As well as propagating superconducting vortices in 3D, anisotropic superconducting properties with geometric ...
Elina Zhakina   +11 more
wiley   +1 more source

Corrosion resistance of Cu-Fe deformation processed in situ alloy in chloride ion environment

open access: yesElectrochemistry Communications
To assess the corrosion resistance of Cu-Fe deformation in situ alloys in a chloride ion environment, Cu-Fe alloys with varying Fe contents (5 wt%, 10 wt%, and 14 wt%) were prepared using vacuum induction melting, and the impact of Fe content on the ...
Lin Xu   +6 more
doaj   +1 more source

Mathematical Modelling of Process of Fluoration of Metal Tungsten

open access: yesMATEC Web of Conferences, 2016
Wide use of products from metal tungsten in various branches of a national economy is caused by unique properties of this metal. By means of physical and mathematical modelling of process of receiving gaseous hexafluoride of tungsten it is possible to ...
Brendakov Roman V.   +2 more
doaj   +1 more source

High-strength tungsten alloy with improved ductility [PDF]

open access: yes, 1967
Alloy combines superior strength at elevated temperatures with improved ductility at lower temperatures relative to unalloyed tungsten. Composed of tungsten, rhenium, hafnium, and carbon, the alloy is prepared by consumable electrode vacuum arc-melting ...
Klopp, W. D.   +3 more
core   +1 more source

Helium bubble formation in ultrafine and nanocrystalline tungsten under different extreme conditions [PDF]

open access: yes, 2015
We have investigated the effects of helium ion irradiation energy and sample temperature on the performance of grain boundaries as helium sinks in ultrafine grained and nanocrystalline tungsten.
A. Hassanein   +48 more
core   +1 more source

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