Articles with "carbide" as a keyword



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In Situ Diffraction of Fischer–Tropsch Catalysts: Cobalt Reduction and Carbide Formation

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Published in 2017 at "ChemCatChem"

DOI: 10.1002/cctc.201700754

Abstract: This publication highlights the effect of CO treatments on both calcined and reduced catalysts by using novel in situ techniques to track particle transformations, which are so vital to catalyst performance and activity. Cobalt carbide formation… read more here.

Keywords: reduction; carbide; cobalt; situ ... See more keywords
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CoW Bimetallic Carbide Nanocatalysts: Computational Exploration, Confined Disassembly-Assembly Synthesis and Alkaline/Seawater Hydrogen Evolution.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202204443

Abstract: Earth-abundant tungsten carbide exhibits potential hydrogen evolution reaction (HER) catalytic activity owing to its Pt-like d-band electronic structure, which, unfortunately, suffers from the relatively strong tungsten-hydrogen binding, deteriorating its HER performance. Herein, a catalyst design… read more here.

Keywords: carbide; disassembly assembly; hydrogen; seawater ... See more keywords

Influence of Cooling Parameters on the Microstructure and Primary Carbide Precipitation in GCr15 Steel

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Published in 2021 at "steel research international"

DOI: 10.1002/srin.202100208

Abstract: With the high temperature confocal laser scanning microscope applied, the effect of cooling rate, temperature interval, and cooling mechanism on the solidification microstructure and primary carbide participation in GCr15 steel are investigated. The solute distribution… read more here.

Keywords: gcr15 steel; microstructure primary; primary carbide; temperature ... See more keywords
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Nitride-Bonded Silicon-Carbide Composites Based on Artificial Ceramic Binders

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Published in 2020 at "Refractories and Industrial Ceramics"

DOI: 10.1007/s11148-020-00434-y

Abstract: Compositions for producing silicon-carbide materials with a nitride binder in which the initial binders were artificial ceramic binders based on silicon and silicon carbide were studied. The influence of the firing regime and binder composition… read more here.

Keywords: artificial ceramic; silicon carbide; carbide; ceramic binders ... See more keywords
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Tribological Characterization of SiC and B4C Manufactured by Plasma Pressure Compaction

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Published in 2017 at "Journal of Materials Engineering and Performance"

DOI: 10.1007/s11665-017-3016-9

Abstract: The objective of the present study was to assess the tribological properties and the wear behavior of silicon carbide and boron carbide ceramics, produced by the plasma pressure compaction sintering process. Reciprocating sliding tests were… read more here.

Keywords: boron carbide; silicon carbide; carbide; plasma pressure ... See more keywords
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Role of Microstructure and Interfaces in Governing the Mechanical Properties of Nanocomposites Manufactured in the Solid State

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Published in 2020 at "JOM"

DOI: 10.1007/s11837-020-04138-z

Abstract: Considerable efforts have been made to manufacture composite materials with low density and to enhance the specific strength of metals and alloys by adding boron carbide particles. One of the major factors in enhancing the… read more here.

Keywords: boron carbide; silicon carbide; carbide; mechanical properties ... See more keywords
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Effect of different parameters and aging time on wear resistance and hardness of SiC-B4C reinforced AA6061 alloy

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Published in 2020 at "Journal of Mechanical Science and Technology"

DOI: 10.1007/s12206-020-0424-9

Abstract: Applications of aluminum matrix composites are increasing in aerospace, automotive and biomedical fields because of their high strength, light weight and good wear resistant properties. From an intense literature review it is observed that various… read more here.

Keywords: carbide; b4c; aging time; b4c reinforced ... See more keywords
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Wet-chemistry synthesis of cobalt carbide nanoparticles as highly active and stable electrocatalyst for hydrogen evolution reaction

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Published in 2017 at "Nano Research"

DOI: 10.1007/s12274-017-1425-6

Abstract: Transition metal carbide (TMC) nanomaterials are promising alternatives to Pt, and are widely used as heterogeneous electrocatalysts for the electrochemical hydrogen evolution reaction (HER). In this work, a bromide-induced wet-chemistry strategy to synthesize Co2C nanoparticles… read more here.

Keywords: carbide; hydrogen evolution; chemistry; wet chemistry ... See more keywords
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Investigation of Mechanical Properties of Aluminium 6061-Silicon Carbide, Boron Carbide Metal Matrix Composite

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Published in 2017 at "Silicon"

DOI: 10.1007/s12633-016-9479-8

Abstract: High demand on materials to increase the overall performance of automotive and aerospace components has forced the development of composite materials. Among the various composites, Aluminium Metal Matrix Composites (AMMC) are widely used to fulfill… read more here.

Keywords: boron carbide; carbide; mechanical properties; silicon ... See more keywords
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Drilling analysis of cemented carbide drills after chemical treatment under low heating

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Published in 2017 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"

DOI: 10.1007/s40430-017-0785-x

Abstract: Abstract This work was carried out in the shop floor of a chemical filters manufacturer. These filters are typically used by petroleum and chemical industries. They are called mirrors and are made in thick carbon… read more here.

Keywords: carbide; new procedure; carbide inserts; cemented carbide ... See more keywords
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Boron-rich boron carbide from soot: a low-temperature green synthesis approach

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Published in 2020 at "Journal of the Korean Ceramic Society"

DOI: 10.1007/s43207-020-00066-5

Abstract: Boron carbide is a promising super-hard semiconducting material for refractory applications ranging from the nuclear industry to spacecraft. The present work is the first report of not only turning futile soot, containing carbon allotropes in… read more here.

Keywords: boron carbide; carbide; temperature; boron rich ... See more keywords