Results 31 to 40 of about 2,428 (152)

X-ray Analisis of the Powder of Micro- and Nanometer Fractions, Obtained from Wastes of Alloy T15K6 in Aqueous Medium [PDF]

open access: yesЖурнал нано- та електронної фізики, 2015
The results of conducting X-ray analysis of the powders, obtained by the electroerosive dispersing of hard alloy wastes brand T15K6 in distilled water are presented.
E.V. Ageeva   +4 more
doaj  

Optimization of Ni-Based WC/Co/Cr Composite Coatings Produced by Multilayer Laser Cladding

open access: yesAdvances in Materials Science and Engineering, 2013
As a surface coating technique, laser cladding (LC) has been developed for improving wear, corrosion, and fatigue properties of mechanical components.
Andrea Angelastro   +3 more
doaj   +1 more source

Recycling of WC-TiC-TaC-NbC-Co by zinc melt method to manufacture new cutting tools

open access: yesResults in Physics, 2019
This paper discusses manufacturing of tungsten carbide cutting materials from both fresh powders and recycled ones. As received powder with nominal chemical composition of WC-9% Co-6% TiC-1% TaC-1%NbC was used for preparing cutting tool.
Ahmed O. Abdel-Mawla   +3 more
doaj   +1 more source

Expanding the Phenotype of TUFM‐Related Combined Oxidative Phosphorylation Deficiency 4

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Combined oxidative phosphorylation deficiency 4 (COXPD4) is a rare mitochondrial condition caused by biallelic deleterious variants in the nuclear‐encoded gene TUFM. To date, most individuals with COXPD4 have presented with encephalopathy, hypotonia, and abnormal brain imaging. Many of the reported individuals died in infancy. We aim to expand
Noémie Villeneuve‐Cloutier   +2 more
wiley   +1 more source

Fabrication of WC-TiC-Co Cemented Carbide at Different Heating Rate by Micro-FAST process

open access: yesMATEC Web of Conferences, 2018
As demands on miniature products increase significantly, a rapid prototyping and production system for highly flexible and cost-efficient production of micro components made from a wide range of materials is needed.
Chen Yitong   +4 more
doaj   +1 more source

Enhancing the d–Electrocatalytic Activity of MXene Through Defect Engineering

open access: yesCarbon Energy, EarlyView.
Applications of MXene. ABSTRACT Due to their versatile and tunable surface and bulk chemistry, MXenes have great potential as electrocatalysts for batteries and supercapacitors. When compared with other electrocatalytic processes, in electrocatalytic reactions, MXenes could improve ion diffusion and charge transfer by either providing functional groups
Chenxue Wang   +4 more
wiley   +1 more source

Electrical Discharge Machining Non-Conductive Ceramics: Combination of Materials

open access: yesTechnologies, 2020
One of the promising processing methods for non-conductive structural and functional ceramics based on ZrO2, Al2O3, and Si3N4 systems is electrical discharge machining with the assistance of an auxiliary electrode that can be presented in the form of ...
Marina A. Volosova   +4 more
doaj   +1 more source

In Situ Alloying of H13 Tool Steel With TiC via PBF‐LB/M

open access: yessteel research international, EarlyView.
H13 tool steel is in situ alloyed with titanium carbides (TiC) in amounts up to 30 wt.%. This approach offers the advantage that the carbides melt only partially during processing, preventing excessive carbon enrichment of the steel matrix. The resulting microstructure consists of coarse, undissolved and fine, reprecipitated carbides, leading to grain ...
Oliver Bürgi   +2 more
wiley   +1 more source

A spectroscopic study of Fe phases in cemented carbides [PDF]

open access: yes, 2016
A dissertation submitted to the Faculty of Science, University of the Witwatersrand, Johannesburg, in fulfilment of the academic requirements for the Degree of Master of Science.
Mosse, Ibwanga Sav
core  

Psychostimulant treatment uniquely reduces left uncinate fasciculus microstructural integrity in ADHD youth with a familial risk for bipolar I disorder: a 12‐week DTI study

open access: yesJournal of Child Psychology and Psychiatry, EarlyView.
Background Bipolar I disorder (BD) is associated with reduced white matter microstructural integrity in the uncinate fasciculus (UF), a primary fiber tract connecting frontolimbic systems. Although familial history for BD, attention‐deficit/hyperactivity disorder (ADHD), and psychostimulants are important risk factors implicated in BD pathoetiology ...
Kun Qin   +10 more
wiley   +1 more source

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