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Method for Predicting the Strength of Pellets Produced from Dry Fine-Grained Materials
The mechanisms of phase interactions in granular media were studied to elaborate the results obtained previously at the Nekrasov Iron and Steel...
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Study of the evolution of nanopores and microstructural degradation of fine-grained YSZ–NiO(Ni) anode materials in a hydrogen sulfide containing atmosphere
The formation of solid oxide fuel cell (SOFC) anode structure resistible against degradation in operating environments is a relevant task while...
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Features of High-Speed Deformation and Fracture of Fine-Grained Concrete Under Tensile Stress
This paper analyzes an experimental study of high-rate deformation and fracture of fine-grained concrete under tensile stresses. A number of sources...
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Preparation of the highly dense ceramic–metal fuel particle with fine-grained tungsten layer by chemical vapor deposition for the application in nuclear thermal propulsion
The cermet fuel element was achieved by dispersing the UO 2 particles with or without tungsten (W) coating layer uniformly in the W matrix. It is...
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Deformability, Microstructure, and Fracture of Ultrafine-Grained Titanium during Cold Rolling
Abstract —The deformability, mechanical properties, microstructure, and tensile fracture behavior of commercial-purity grade 2 titanium in initial...
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Fine-Grained Ore Minerals – Raw Materials for the Production of Refractories
The new deposit of zircon-rutile-ilmenite sands “Tsentralnoye” in the Rasskazovsky district of the Tambov region, which does not require crushing...
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An insight into plastic deformation behavior of bimodal-grained Mg–1Mn–0.5Al–0.5Ca alloy
Mg–Mn–Al–Ca alloys with bimodal grain structures present excellent mechanical properties. In this work, a deeper understanding of the non-uniform...
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Formability Behavior of the Ultrafine Grained Thin-Walled Tubes During Square-Sectional Hydroforming Process
In the present study, formability of the ultrafine grained (UFG) Cu–Zn tubes were investigated during hydroforming process. The coarse-grained brass...
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Low-Temperature Superplasticity of the 1565ch Al–Mg Alloy in Ultrafine-Grained and Nanostructured States
Abstract—Homogeneous nanostructured and ultrafine grained (NS, UFG) states with mean grain sizes of 95 and 200 nm, respectively, have been formed in...
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Study of the degradation of a fine-grained YSZ–NiO anode material during reduction in hydrogen and reoxidation in air
In this work, the high-temperature reduction of nickel oxide and reoxidation of metallic nickel in the YSZ–NiO anode material have been studied....
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Microstructure and Low-Temperature Toughness of Reheated Coarse-Grained Heat-Affected Zone of 06Ni9DR Steel
The microstructure and low-temperature impact toughness of the reheated coarse-grained heat-affected zone (CGHAZ) of 06Ni9DR steel were investigated...
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High-temperature Tensile Behavior in Coarse-grained and Fine-grained Nb-containing 25Cr–20Ni Austenitic Stainless Steel
In this study, tensile behavior of Nb-containing 25Cr–20Ni austenitic stainless steels composed of coarse or fine grains has been investigated at...
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Increasing Wear Resistance of Copper Electrode in Electrical Discharge Machining by Using Ultra-Fine-Grained Structure
Tool electrode wear is a severe problem in electrical discharge machining (EDM) which significantly affects the efficiency of the machining process...
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Controlling the high temperature deformation behavior and thermal stability of ultra-fine-grained W by re alloying
AbstractDue to their outstanding properties, ultra-fine-grained tungsten and its alloys are promising candidates to be used in harsh environments,...
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Microstructural evolution, precipitation and mechanical properties of ultrafine-grained and coarse-grained 2024 aluminum alloys fabricated by powder metallurgy
Ultrafine-grained (UFG) and coarse-grained (CG) AA2024 samples are prepared by powder metallurgy process involving high-energy ball milling, spark...
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Effect of Graphene Oxide/Hydroxyapatite fine-grained AZ91D on blood compatibility and cytocompatibility
Magnesium alloy has excellent physical and mechanical properties and is expected to become a new generation of medical degradable materials. In this...
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A Binary Particle Self-Assembly Sintering Method to Realize Controllable Synthesis of Fine-Grained Barium Titanate Ceramics
Controllable synthesis of fine-grained dense ceramics still presents great challenges. Here we have developed a binary particle self-assembly...
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The contribution of grain boundary sliding to the deformation in an ultrafine-grained Mg–Al–Zn alloy
Severe plastic deformation through high-pressure torsion is used to refine the grain structure of the Mg–Al–Zn alloy down to ~ 140 nm and low...
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Strength and Relaxation and Corrosion Resistance of Ultrafine-Grained Austenitic 08Kh18N10T Steel Produced by ECAP: III. Deformation Behavior at Elevated Temperatures
Abstract —The deformation behavior of an ultrafine-grained (UFG) 08Kh18N10T steel at elevated temperatures (450–900°C) has been studied. The maximum...
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Tension-Compression Asymmetry in Ultrafine-grained Commercially Pure Ti Processed by ECAP
A homogenous microstructure of ultrafine-grained (UFG) commercially pure (CP) Ti characterized by equiaxed grains/subgrains with an average grain...