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Journal of Magnetism and Magnetic Materials(3)
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Complex magnetic states in Ni/Fe bi-segmented nanorods
ArticleAbstract: In this Letter, we discuss the magnetic properties of Ni/Fe bi-segmented nanorods in a wide range ofPalabras claves:Fast Monte Carlo, Fe-Ni, Interface exchange coupling, Magnetic phase diagram, NanorodsAutores:José Mejía-López, López-Moreno S., Mazo-Zuluaga J., Velásquez É.A.Fuentes:scopusBridging the gap between discrete and continuous magnetic models in the scaling approach
ArticleAbstract: The scaling technique, often used to study magnetic properties of nanostructures, is based on a reduPalabras claves:Autores:José Mejía-López, Mazo-Zuluaga J., Vargas P., Velásquez É.A.Fuentes:scopusControlling domain wall nucleation and propagation with temperature gradients
ArticleAbstract: Field driven nucleation and propagation of transverse domain walls (DWs) in Fe nanowires under thermPalabras claves:Autores:Altbir D., José Mejía-López, Mazo-Zuluaga J., Velásquez É.A.Fuentes:scopusAb initio study of the magnetic behavior of metal hydrides: A comparison with the Slater-Pauling curve
ArticleAbstract: We investigated the magnetic behavior of metal hydrides FeHx, CoHx and NiHx for several concentratioPalabras claves:CoH x, FeH x, Ferromagnetics metal hydrides, Metal hydrides alloys, NiH x, Slater-Pauling curveAutores:José Mejía-López, León A.M., Vargas P., Velásquez É.A.Fuentes:scopusFe/Ni core/shell nanowires and nanorods: A combined first-principles and atomistic simulation study
ArticleAbstract: In recent years, construction and characterization of core-shell structures have attracted great attPalabras claves:Autores:José Mejía-López, López-Moreno S., Mazo-Zuluaga J., Velásquez É.A.Fuentes:scopusFinite-length Fe nanowire arrays: The effects of magnetic anisotropy energy, dipolar interaction and system size on their magnetic properties
ArticleAbstract: In this study we report on the magnetic properties of finite-length Fe nanowire arrays. The samplesPalabras claves:anisotropy energy, dipolar interaction, Fe nanowire arrays, finite length Fe nanowires, magnetic properties, Monte Carlo, shape anisotropy energyAutores:José Mejía-López, Mazo-Zuluaga J., Ochoa A., Velásquez É.A.Fuentes:scopusHydrogen induced AFM to FM magnetic transition in ε-FeH<inf>x</inf>
ArticleAbstract: We study the magnetic behavior of the metallic system ∊-FeHx as a function hydrogen concentration (xPalabras claves:Autores:José Mejía-López, León A.M., Torres F., Vargas P., Velásquez É.A.Fuentes:scopusOrnstein-Zernike correlations and magnetic ordering in nanostructures
ArticleAbstract: In this paper we propose a Heisenberg variational approach to study pseudo-critical phenomena on ferPalabras claves:Solid State and MaterialsAutores:Altbir D., José Mejía-López, Mazo-Zuluaga J., Velásquez É.A.Fuentes:scopusLow-energy configurations of Pt<inf>6</inf>Cu<inf>6</inf> clusters and their physical-chemical characterization: a high-accuracy DFT study
ArticleAbstract: Based on a combination of many-body potentials, an analysis of the inertia tensors and a Density FunPalabras claves:Autores:José Mejía-López, Mazo-Zuluaga J., Velásquez É.A.Fuentes:scopusMagnetic effects of interstitial hydrogen in nickel
ArticleAbstract: Hydrogen storage in materials is among the most relevant fields when thinking about energy conversioPalabras claves:ab initio calculations, Ferromagnetic nickel, Interstitial hydrogen, Metal hydrides, NiH x, Stoner modelAutores:Florez J., José Mejía-López, León A.M., Mazo-Zuluaga J., Vargas P., Velásquez É.A.Fuentes:scopus