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Mostrando ítems 201-210 de 252
Artículo
Sustainable Nanomagnetism: Investigating the Influence of Green Synthesis and pH on Iron Oxide Nanoparticles for Enhanced Biomedical Applications
(MDPI, 2023-09-21)
This study comprehensively analyzed green nanomagnetic iron oxide particles (GNMIOPs) synthesized using a green method, investigating their size, shape, crystallinity, aggregation, phase portions, stability, and magnetism. ...
Artículo
Quantifying the structure and properties of nanomagnetic iron oxide particles for enhanced functionality through chemical synthesis
(MDPI, 2023-08-03)
This comprehensive study investigates the properties of chemical nanomagnetic iron oxide particles (CNMIOPs) synthesized through a chemical method. The primary objective is to examine how pH levels and washing solvents ...
Artículo
Possible half-metallic behavior of Co2-xCrxFeGe Heusler alloys: theory and experiment
(American Physical Society, 2021-07-28)
This paper reports a combined experimental and theoretical study of structural, electronic, magnetic, and mechanical properties of quaternary Heusler alloys Co2−xCrxFeGe prepared by arc-melting with Cr concentrations 0 ...
Artículo
Direct laser writing of MnOx decorated laser-induced graphene on paper for sustainable microsupercapacitor fabrication
(Elsevier, 2024-05-17)
Laser-induced graphene (LIG) on paper is a popular choice for fabricating flexible micro-supercapacitors (MSCs) as it is a simple and sustainable process. However, carbon-based MSC electrodes have limited energy densities. ...
Artículo
Reactive SPS for sol–gel alumina samples: Structure, sintering behavior, and mechanical properties
(Elsevier, 2021)
This work presents a fast and direct controlled routine for the fabrication of fully dense alumina based on the reactive spark plasma sintering (reactive-SPS) of boehmite (γ-AlOOH) nano-powders obtained by the sol–gel ...
Artículo
First- and second-order phase transitions in RE6Co2Ga (RE = Ho, Dy or Gd) cryogenic magnetocaloric materials
(Science in China Press, 2021)
Rare-earth (RE) rich intermetallics crystallizing in orthorhombic Ho6Co2Ga-type crystal structure exhibit peculiar magnetic properties that are not widely reported for their magnetic ordering, order of magnetic phase ...
Artículo
Analysis of the magnetic field dependence of the isothermal entropy change of inverse magnetocaloric materials
(Elsevier, 2021)
In this work, the magnetic field dependence of the inverse magnetocaloric (MC) effect is analyzed using a mean field approach for describing antiferromagnetic to ferromagnetic magnetoelastic transitions. The model is able ...
Artículo
Increased magnetocaloric response of FeMnNiGeSi high-entropy alloys
(Elsevier, 2021)
The search for high-entropy alloys (HEAs), a new class of materials, with high magnetocaloric perfor- mance can address the open question about their potential in functional applications. HEAs exist in a vast compositional ...
Artículo
Influence of graphene-based nanostructures processing routes and aspect ratio in flexural strength and fracture mechanisms of 3Y-TZP-matrix composites
(Elsevier, 2024-04-20)
In this work, the influence of the aspect ratio of graphene-based nanostructures (GBNs) and content on the mechanical properties of 3 mol% yttria tetragonal zirconia polycrystalline 3Y-TZP matrix composites was analysed. ...
Artículo
Efficient Electron Hopping Transport through Azurin-Based Junctions
(American Chemical Society, 2023-12-07)
Weconducteda theoreticalstudyofelectrontransportthroughjunctionsoftheblue-copperazurinfromPseudomonasaeruginosa.Wefoundthatsingle-sitehoppingcanleadtoeitherhigherorlowercurrentvaluescomparedtofullycoherenttransport.Thisd ...