Results 91 to 100 of about 63,255 (253)

Impact of Sustainable Binders Based on Lignin and Collagen on the Volume Stability and Mechanical Properties of MgO‐C Refractories with MgO‐C Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
Collagen hydrolysate is evaluated as a sustainable binder for MgO‐C refractories. Its thermally induced cross‐linking and gas release lead to expansion and cracking in large bricks, but tailored batches with lignin, recyclates, or fine graphite improve the gas release while thermal treatment and stability.
Till M. J. Stadtmüller   +8 more
wiley   +1 more source

Solute-induced precipitation nanosized Ti-rich phase greatly enhances the plasticity of Mo-Ti-Zr alloys

open access: yesMaterials & Design
To optimize the mechanical strength and ductility of low-oxygen Titanium-Zirconium-Molybdenum (LO-TZM) alloys, systematic solution-quenching heat treatment was applied to specimens with various oxygen concentrations.
Shi Lei Li   +11 more
doaj   +1 more source

Effective Tax Rates in Transition [PDF]

open access: yes, 2001
The paper addresses the question of effective tax rates for Russian economic sectors in transition. It presents a detailed account of fiscal environment for 1995 and compares statutory obligations with reported tax liabilities.
Ivanenko, Vlad
core  

Unraveling the Effect of Tramp Elements on Phase Transformations in Steels by Combining CALPHAD Modeling and Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates how tramp elements from increased scrap usage influence phase transformations in low‐alloyed steel. Combining dilatometry and microscopy reveal that tramp elements delay transformations, reduce critical cooling rates and increase hardenability.
Lukas Hatzenbichler   +5 more
wiley   +1 more source

Electroless Plating Process Optimization for Successful Copper Coatings Deposition on Surgical Tools [PDF]

open access: yesArchives of Metallurgy and Materials
Copper coatings are valued for their protective, decorative, and antibacterial properties, driving their market growth. Traditional electroless copper baths use cupric sulphate (CuSO4) and carcinogenic formaldehyde (HCOOH), which harms the environment ...
I. Kwiecien   +10 more
doaj   +1 more source

Register of experts for information on mechanics of structural failure [PDF]

open access: yes
This register is comprised of a list of approximately 300 experts from approximately 90 organizations who have published results of theoretical and/or experimental research related to six problem areas in the mechanics of structural failure: (1) life ...
Carpenter, J. L., Jr., Stuhrke, W. F.
core   +1 more source

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

Numerical Exploration of Thermal Shock Resistance in MgO–C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
A mesostructure‐resolved numerical framework is developed to evaluate the thermal shock resistance of MgO–C refractories. By modeling interface debonding under rapid temperature changes and introducing a modified thermal shock parameter that accounts for mesocracks, the study shows how graphite content and aggregate size influence thermal shock ...
Jishnu Vinayak Gopi   +3 more
wiley   +1 more source

The Influence of Electron Beam Treatment on the Structure and Properties of the Surface Layer of the Composite Material AlMg3-5SiC

open access: yesLubricants
The influence of electron beam treatment parameters (electron gun speed, electron beam current, scanning frequency, and sweep type) on the structure and properties of the surface layer of the composite material AlMg3-5SiC has been investigated. Composite
Shunqi Mei   +6 more
doaj   +1 more source

The Application of Thermal Plasma to Extraction Metallurgy and Related Fields [PDF]

open access: yes
Various applications of thermal plasma to extraction metallurgy and related fields are surveyed, chiefly on the basis of documents published during the past two or three years. Applications to melting and smelting, to thermal decomposition, to reduction,
Akashi, K.
core   +1 more source

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