Results 21 to 30 of about 538,837 (382)

Inconel 718-W7Ni3Fe bimetallic structures using directed energy deposition-based additive manufacturing

open access: yesVirtual and Physical Prototyping, 2022
Bimetallic structures produced via additive manufacturing (AM) have demonstrated outstanding potential for improving the properties of high-temperature structures.
C. Groden   +4 more
doaj   +1 more source

Insights into the floatability between spodumene and albite from crystal chemistry standpoint

open access: yesInternational Journal of Mining Science and Technology, 2022
Spodumene is a silicate mineral rich in lithium. However, the gangue mineral, albite has similar crystal chemical structure and composition to spodumene. In this work, the density functional theory (DFT) calculation was taken to research the floatability
Hepeng Zhou   +5 more
doaj   +1 more source

A Review of Tungsten Resources and Potential Extraction from Mine Waste

open access: yesMinerals, 2021
Tungsten is recognized as a critical metal due to its unique properties, economic importance, and limited sources of supply. It has wide applications where hardness, high density, high wear, and high-temperature resistance are required, such as in mining,
Zheng Han, A. Golev, M. Edraki
semanticscholar   +1 more source

Enhanced Mechanical Properties Via the Incorporation of Ti in Cu Alloys [PDF]

open access: yesArchives of Metallurgy and Materials
The influence of Ti addition on the microstructure, mechanical properties and electrical conductivity of Cu-14Fe alloy is studied. Great emphasis has been laid on the second phase, texture and mechanical properties.
Huihui Yu   +7 more
doaj   +1 more source

Influences of Alternating Magnetic Fieldson the Growth Behavior and Distribution of the Primary Fe Phasein Cu-14Fe Alloys during the Solidification Process

open access: yesMetals, 2018
An alternating magnetic field (AMF) was applied during the solidification process of the Cu-14Fe alloy and the effect of the electromagnetic parameter, which impact the model and solidification technique of the solidification structure that were analyzed.
Jin Zou   +4 more
doaj   +1 more source

Nitrogen-doped tungsten carbide nanoarray as an efficient bifunctional electrocatalyst for water splitting in acid

open access: yesNature Communications, 2018
Tungsten carbide is one of the most promising electrocatalysts for the hydrogen evolution reaction, although it exhibits sluggish kinetics due to a strong tungsten-hydrogen bond.
Nana Han   +10 more
semanticscholar   +1 more source

Tungsten-Based Catalysts for Environmental Applications

open access: yes, 2021
This review aims to give a general overview of the recent use of tungsten-based catalysts for wide environmental applications, with first some useful background information about tungsten oxides.
F. Can, X. Courtois, D. Duprez
semanticscholar   +1 more source

Parameter-free quantitative simulation of high-dose microstructure and hydrogen retention in ion-irradiated tungsten [PDF]

open access: yesPHYSICAL REVIEW MATERIALS, 2021
Hydrogen isotopes are retained in materials for fusion power applications, changing both hydrogen embrittlement and tritium inventory as the microstructure undergoes irradiation damage.
D. Mason   +5 more
semanticscholar   +1 more source

Growth of WC-Cr-N and WC-Al-N coatings in a RF-magnetron sputtering process [PDF]

open access: yes, 2012
Tungsten carbide-based coatings have been used in a wide variety of industrial applications such as high speed cutting tools, extrusion dies, drills, aerospace industries, and more.
IMHOFF, Luc   +5 more
core   +4 more sources

On the prediction and monitoring of tungsten prompt redeposition in tokamak divertors

open access: yesNuclear Materials and Energy, 2021
As net erosion of tungsten plasma-facing components in tokamak divertors is strongly reduced by tungsten prompt redeposition, predicting and monitoring tungsten prompt redeposition is crucial to estimate the lifetime of tungsten PFCs and the source of ...
J. Guterl, I. Bykov, R. Ding, P. Snyder
doaj   +1 more source

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