Results 41 to 50 of about 1,916 (229)

Molecular Templating Enables Precise CeNiC2/Ni Heterostructures for Efficient Alkaline Hydrogen Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
A series of Bi‐TMCs‐based heterostructures (CeNiC2/Ni‐x%) have been precisely constructed through a “molecular‐template”‐assisted strategy, which exhibits remarkable alkaline HOR performance derived from the strong synergy between Ni and CeNiC2 components.
Xi Yin   +7 more
wiley   +1 more source

Characterization of laser-borided Nimonic 80A-alloy

open access: yesMATEC Web of Conferences, 2018
Nimonic 80A-alloy belongs to Nickel-based superalloys. Many of them are used in variety branches of industry due to high strength and resistance in aggressive conditions. Moreover, its mechanical properties are kept in high temperature.
Kieruj Piotr   +2 more
doaj   +1 more source

Selective Electrolysis of Water Under Artificial Seawater Conditions Using Transition Metal Borate Anodes

open access: yesAdvanced Energy Materials, EarlyView.
The borate‐based cobalt‐iron catalyst promotes selective oxidation of water rather than chlorine evolution reaction during electrolysis of seawater. When integrated into a zero‐gap electrolyzer prototype, this catalyst supports robust splitting of artificial seawater into oxygen and hydrogen on an extended timescale.
Ananta R. Fareza   +10 more
wiley   +1 more source

Non-destructive elemental analysis of steel 30 after boron coating with modern equipment for material quality control [PDF]

open access: yes, 2016
Мікрорентгенофлуоресцентний аналіз набув значного поширення як у промисловості, так і науці завдяки своїй універсальності, точності й швидкості вимірювань, а також простоті експлуатації.
Cherneta, Oleg   +7 more
core  

Deciphering Intricacies in Directional CO2 Conversion From Electrolysis to CO2 Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review will delve into the inherent connections and distinctions of CO2‐directed conversion in ECO2RR and CO2 batteries, in terms of product types, catalyst selection, catalytic mechanisms, and electrochemical performances, while proposing a benchmarking framework for the evaluation of CO2 batteries and innovative CO2 battery configurations for ...
Changfan Xu   +5 more
wiley   +1 more source

Diffusion kinetics of boron in the X200CrMoV12 high-alloy steel [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2015
In this work, the kinetics of formation of the boride layers (FeB/Fe2B), formed on the X200CrMoV12 steel used for the coldworking, was investigated. The boriding treatment was carried out in the powder mixture consisting of 5%B4C, 5% NaBF4 and ...
Azouani O.   +3 more
doaj   +1 more source

Studies of the Solid Particle Erosion Resistance of 30 L Steel with Different Types of Surface Modification

open access: yesMetals, 2023
Earlier studies have shown that 30 L steel, used for the manufacture of hydraulic machinery equipment elements, has greater resistance to cavitation wear than 20 GL steel.
Alexander Tkhabisimov   +2 more
doaj   +1 more source

Wear-Resistant Metalloid-Containing Coatings on Steels Obtained by Thermal Diffusion Saturation and Vacuum Deposition

open access: yesНаука и техника, 2020
New two-layer wear-resistant coatings of the composite type “thermal diffusion layer – vacuum ion-plasma coating TiAlN” have been obtained, their durometric and tribological properties have been investigated in the paper.
V. M. Konstantinov, A. V. Kovalchuk
doaj   +1 more source

Structure and Properties of Al-Co-Cr-Fe-Ni High-Entropy Alloy Subjected to Electron–Ion Plasma Treatment

open access: yesMetals, 2022
High-entropy alloys (HEAs) are a new class of materials consisting of at least five elements in equiatomic or near-equiatomic ratio. HEAs are subjected to various types of surface treatment to improve their properties.
Yurii Ivanov   +8 more
doaj   +1 more source

Corrosion resistance evaluation of AISI 420 steel deposited by various thermal spray process [PDF]

open access: yes, 2010
Entre as técnicas utilizadas no melhoramento de desempenho de materiais, a deposição na superfície de componentes pode ser eficaz para recuperação de elementos desgastados. Os processos de aspersão térmica, devido a sua versatilidade, quanto à aplicação,
CASTELETTI, Luiz Carlos   +4 more
core   +2 more sources

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