Documentos de Velásquez É.A. | REDI

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Mostrando 10 resultados de: 16

Subtipo de publicación

Publisher

Journal of Magnetism and Magnetic Materials(3)

Physical Chemistry Chemical Physics(2)

Advanced Materials Interfaces(1)

Advanced Theory and Simulations(1)

Applied Physics Letters(1)

Área temáticas

Química inorgánica(6)

Ingeniería y operaciones afines(5)

Física moderna(3)

Área de conocimiento

Ciencia de materiales(10)

Campo magnético(4)

Magnetohidrodinámica(3)

Objetivos de Desarrollo Sostenible

ODS 9: Industria, innovación e infraestructura(14)

ODS 12: Producción y consumo responsables(11)

ODS 7: Energía asequible y no contaminante(9)

ODS 17: Alianzas para lograr los objetivos(4)

ODS 8: Trabajo decente y crecimiento económico(4)

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Palabras Claves

2d materials(1)

CrI layers 3(1)

Complex magnetic states in Ni/Fe bi-segmented nanorods

Abstract: In this Letter, we discuss the magnetic properties of Ni/Fe bi-segmented nanorods in a wide range of

Palabras claves:

Fast Monte Carlo, Fe-Ni, Interface exchange coupling, Magnetic phase diagram, Nanorods

José Mejía-López, López-Moreno S., Mazo-Zuluaga J., Velásquez É.A.

Bridging the gap between discrete and continuous magnetic models in the scaling approach

Abstract: The scaling technique, often used to study magnetic properties of nanostructures, is based on a redu

Palabras claves:

José Mejía-López, Mazo-Zuluaga J., Vargas P., Velásquez É.A.

Controlling domain wall nucleation and propagation with temperature gradients

Abstract: Field driven nucleation and propagation of transverse domain walls (DWs) in Fe nanowires under therm

Palabras claves:

Altbir D., José Mejía-López, Mazo-Zuluaga J., Velásquez É.A.

Ab initio study of the magnetic behavior of metal hydrides: A comparison with the Slater-Pauling curve

Abstract: We investigated the magnetic behavior of metal hydrides FeHx, CoHx and NiHx for several concentratio

Palabras claves:

CoH x, FeH x, Ferromagnetics metal hydrides, Metal hydrides alloys, NiH x, Slater-Pauling curve

José Mejía-López, León A.M., Vargas P., Velásquez É.A.

Hydrogen induced AFM to FM magnetic transition in ε-FeH<inf>x</inf>

Abstract: We study the magnetic behavior of the metallic system ∊-FeHx as a function hydrogen concentration (x

Palabras claves:

José Mejía-López, León A.M., Torres F., Vargas P., Velásquez É.A.

Fe/Ni core/shell nanowires and nanorods: A combined first-principles and atomistic simulation study

Abstract: In recent years, construction and characterization of core-shell structures have attracted great att

Palabras claves:

José Mejía-López, López-Moreno S., Mazo-Zuluaga J., Velásquez É.A.

Finite-length Fe nanowire arrays: The effects of magnetic anisotropy energy, dipolar interaction and system size on their magnetic properties

Abstract: In this study we report on the magnetic properties of finite-length Fe nanowire arrays. The samples

Palabras claves:

anisotropy energy, dipolar interaction, Fe nanowire arrays, finite length Fe nanowires, magnetic properties, Monte Carlo, shape anisotropy energy

José Mejía-López, Mazo-Zuluaga J., Ochoa A., Velásquez É.A.

Size dependence study of the ordering temperature in the Fast Monte Carlo method

Abstract: Based on the framework of the Fast Monte Carlo approach, we study the diameter dependence of the ord

Palabras claves:

Cylindrical nanostructures, FMC, Size dependence, Temperature scaling, Vortex states

José Mejía-López, Mazo-Zuluaga J., Velásquez É.A.

Structural Relaxation and Crystalline Phase Effects on the Exchange Bias Phenomenon in FeF<inf>2</inf>/Fe Core/Shell Nanoparticles

Abstract: In this study, the power of first-principles methods along with molecular dynamics and atomistic Mon

Palabras claves:

charge optimized many-body potential, exchange bias, FeF /Fe core/shell nanoparticles 2, interface and surface structural relaxation, Monte Carlo, multiscaling methodology

José Mejía-López, Mazo-Zuluaga J., Tangarife E., Velásquez É.A.

Thermal gradients for the stabilization of a single domain wall in magnetic nanowires

Abstract: By means of Monte Carlo simulations we studied field driven nucleation and propagation of transverse

Palabras claves:

domain wall propagation control, domain walls, ferromagnetic nanowires, Monte Carlo simulations, Thermal gradients

Altbir D., José Mejía-López, Mazo-Zuluaga J., Velásquez É.A.