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

Molybdenum Carbide Electro‐Converted from CO 2 and MoO 3 for Hydrogen Evolution Reaction

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Published in 2025 at "ChemCatChem"

DOI: 10.1002/cctc.202501320

Abstract: Molybdenum carbide (MoC/Mo2C), due to its unique noble‐like metallic electronic structure, high conductivity, and abundant surface‐active sites, exhibits promising catalytic performance for the hydrogen evolution reaction (HER). The directional and controllable synthesis of molybdenum carbide… read more here.

Keywords: carbide; moc mo2c; hydrogen evolution; molybdenum carbide ... See more keywords

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

Acceleration of Spheroidization in Low‐Density Ultrafine Pearlitic Steel by κ‐Carbide

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Published in 2024 at "steel research international"

DOI: 10.1002/srin.202300564

Abstract: The impact of κ‐carbide on the spheroidization process of low‐density ultrafine pearlitic steel (with 5 wt% Al and 5 wt% Mn additions) is investigated through isothermal annealing spheroidization. In the findings, it is demonstrated that κ‐carbides can… read more here.

Keywords: spheroidization; carbide; density ultrafine; low density ... See more keywords

Critical Impact of Cooling Rate on Intergranular Carbide Formation and Service Performance in 4Cr5Mo2V Steel

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Published in 2025 at "steel research international"

DOI: 10.1002/srin.202500318

Abstract: This study investigates carbide precipitation along grain boundaries in 4Cr5Mo2V die‐casting die steel during quenching and its detrimental effects on high‐temperature service performance. Different cooling rates (0.05–1 °C s−1) from 1030 to 600 °C are applied to control… read more here.

Keywords: carbide; carbide precipitation; intergranular carbide; steel ... See more keywords

Coarsening Kinetics of M23C6 Carbide in a Tantalum Containing 12% Cr Steel: Modeling and Experimental Validation

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Published in 2025 at "steel research international"

DOI: 10.1002/srin.202500630

Abstract: Coarsening kinetics of M23C6 (M = Cr, W, Fe) precipitate in a Tantalum containing 12% Cr tempered martensitic steel is studied at the aging temperature of 650 °C, employing DICTRA simulations. Presence of M23C6, Laves phase, and MX… read more here.

Keywords: carbide; kinetics m23c6; steel; m23c6 carbide ... 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

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