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661
Engineering twin structures and substitutional dopants in ZnSe0.7Te0.3 anode material for enhanced sodium storage performance
Published 2025-05-01“…Moreover, calculation results show that with the increase of twin boundaries (TBs), the sodium diffusion energy barrier is greatly reduced, which helps the kinetics of sodium ion diffusion. …”
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662
Model analysis of a simple aquatic ecosystems with sublethal toxic effects
Published 2008-09-01“…The fate of the toxicant includes transport and exchange between the water and the populations via two routes, directly from water via diffusion over the outer membrane of the organism and via consumption of contaminated food. …”
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663
The effect of sustained compression on oxygen metabolic transport in the intervertebral disc decreases with degenerative changes.
Published 2011-08-01“…Results indicate that external loads influence the oxygen and lactate regional distributions within the disc when large volume changes modify diffusion distances and diffusivities, especially when healthy disc properties are simulated. …”
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664
Quantitative evaluation of fibrosis in idiopathic orbital inflammatory pseudotumor by IVIM-DWI
Published 2025-05-01“…Routine orbital MRI plain scan and ivim-dwi scan were completed before surgery, and the true diffusion coefficient (d), pseudo diffusion coefficient (d*) and perfusion fraction (f) were obtained. …”
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665
Helium Pickup Ion Velocity Distributions Observed in Interplanetary Coronal Mass Ejection Structures
Published 2025-01-01“…This type of analysis can be applied to study shock injection processes and PUI transport/diffusion processes under active conditions.…”
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666
Corrosion Behaviors of Microarc Oxidation Coating and Anodic Oxidation on 5083 Aluminum Alloy
Published 2020-01-01“…The surface morphology, elemental composition, and electrochemical behavior of the two coatings were analyzed. …”
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667
Gouvernance et planification de deux périphéries multifonctionnelles
Published 2010-02-01Get full text
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668
Brazilian clays for environmental solutions applied to radioactive waste management
Published 2021-04-01“…Moreover, several standard clay treatments over the <1 μm size fraction were carried out to reveal information regarding layer charge, major interlayer cations, unit formula and other crystal features of smectite species present in a mineralogical assembly, aiming to provide information for the construction of a molecular model over which would be realistic to simulate the diffusion of radionuclides. Results obtained on 133Cs adsorption experiments indicate that mineralogical composition would probably be the single most influential factor controlling transport capacity of positively charged radionuclides in the current setup. …”
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669
Features of Structural and Phase Transformations in Layers of Ni–Pt–V Alloy on Silicon During Rapid Heat Treatment
Published 2024-09-01“…Rapid heat treatment at temperature from 400 to 500 °С leads to a further diffusion redistribution of the reacting components to a composite composition of ∼Ni50Si50 and the formation of an orthorhombic (Pnma) phase of NiSi silicide having a transrotational degree of epitaxy. …”
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670
Formation Mechanisms for Hetero-Phase Ferroelectric Films of Lead Zirconate Titanate
Published 2018-04-01“…Model concepts are presented and a system of equations is proposed describing the dispersed inclusions formation kinetics of new phases of different stoichiometric composition at the interfaces in polycrystalline films of multicomponent ferroelectric oxides due to bulk diffusion and grain-boundary segregation. …”
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671
Microstructure, Hardness and Tribological Characteristics of High-Entropy Coating Obtained by Detonation Spraying
Published 2025-07-01“…The results showed that the phase composition of the powder and coatings includes body-centered cubic lattice (BCC), its ordered modification (B2), and face-centered cubic lattice FCC phases, which is consistent with the predictions of the Scheil solidification model, describing the process of non-equilibrium solidification, assuming no diffusion in the solid phase and complete mixing in the liquid phase. …”
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672
The Analysis of Process of Crushing in the Vibrocavitational Homogenizer
Published 2020-11-01“…Thus, after 5 minutes, a certain stabilization of the dispersed composition occurs and further residence of the material in the apparatus does not lead to a noticeable change in the dispersed composition. …”
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673
Quantitative influence of solidification path on solute micro-segregation and inclusion precipitation in the solidification process of rail steel
Published 2025-01-01“…The impact of ki on solute micro-segregation is significantly influenced by phase composition, while βi is affected by both temperature and phase composition. …”
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674
Selection of technologies for metal film application using physical deposition techniques
Published 2020-10-01“…The nonequilibrium process under ion implantation causes the formation of such alloys in the surface layers that cannot be obtained under normal conditions due to diffusion of components or limited solubility. Ion implantation makes it possible to obtain alloys of a certain composition in the surface layer. …”
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675
Predicting Room‐Temperature Conductivity of Na‐Ion Super Ionic Conductors with the Minimal Number of Easily‐Accessible Descriptors
Published 2024-12-01“…Initially, it is demonstrated that two primary descriptors, the bottleneck width along Na‐ion diffusion paths d1 and the average Na–Na distance ⟨dNa−Na⟩, modulate room‐temperature Na‐ion self‐diffusion coefficient DNa,300 K. …”
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676
Synergistic Regulation of Rare Earth Content on the Tribological and Corrosion Performance of Chromium Infiltration Layers in 316H Heat-Resistant Steel
Published 2025-08-01“…The properties of the infiltration layer were optimized by rare earth through accelerating chromium diffusion, refining grains, and regulating phase composition. …”
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677
Palaeohydrogeology and Transport Parameters Derived from 4He and Cl Profiles in Aquitard Pore Waters in a Large Multilayer Aquifer System, Central Australia
Published 2017-01-01“…One-dimensional solute transport models were used to determine the advective flux of groundwater across the aquitard as well as establish any major changes in past hydrological conditions recorded by variations of the pore water composition. This in situ study showed that both diffusion and slow downward advection (vz=0.7 mm/yr) control solute transport. …”
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678
Microstructural investigation of low-activity and high-activity aluminide coatings fabricated by vapor phase aluminizing on IN792 superalloy
Published 2025-07-01“…The results revealed that powder weights of 20, 30, and 35 g formed low-activity high-temperature (LAHT) aluminide coatings with a double-layer microstructure, with the upper layer free of precipitates, indicating outward diffusion of Ni. The formation of a triple-layer coating for a powder weight of 100 g revealed the presence of precipitates in the upper layer, signifying the inward diffusion of Al. …”
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679
Comparative Analysis of Amorphous and Biodegradable Copolymers: A Molecular Dynamics Study Using a Multi-Technique Approach
Published 2025-03-01“…These findings highlight the role of composition in tuning relaxation behavior and molecular mobility in copolymers.…”
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680
Thickness-dependent Electrochromic Properties of Amorphous Tungsten Trioxide Thin Films
Published 2017-06-01“…The WO3 thin films of different thicknesses were grown on Indium Tin Oxide (ITO) coated glass and soda lime (bare) glass substrate held at room temperature. The surface composition of the thin films was investigated using X-ray photoelectron spectroscopy measurement, which showed the oxygen to tungsten atomic composition ratio to be nearly 2.97. …”
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