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Coercivity of a percolative magnetic system
ArticleAbstract: A model that describes the behavior of the coercivity Hc, of coalescing Ni films, as a percolation pPalabras claves:Autores:José Mejía-López, Kim S., Kiwi M., Pechan M.J., Ramírez R., Schuller I.K., Suhl H., Zachary Hilt J.Fuentes:scopusAsymmetric magnetic dots: A way to control magnetic properties
Conference ObjectAbstract: We have used Monte Carlo simulations to investigate the magnetic properties of asymmetric dots as aPalabras claves:Autores:Allende S., Altbir D., Escrig J., José Mejía-López, Leighton B., Schuller I.K., Vargas N.M.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:scopusDevelopment of vortex state in circular magnetic nanodots: Theory and experiment
ArticleAbstract: We compare magnetic reversal of nanostructured circular magnetic dots of different sizes. This compaPalabras claves:Autores:Altbir D., Batlle X., Escrig J., Fitzsimmons M.R., José Mejía-López, Landeros P., Li C.P., Romero A.H., Roshchin I.V., Schuller I.K.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:scopusExchange bias model for Fe/FeF<inf>2</inf>: Role of domains in the ferromagnet
ArticleAbstract: Exchange bias (EB) is a shift of the hysteresis loop from its normal position, symmetric around H =Palabras claves:Autores:José Mejía-López, Kiwi M., Portugal R.D., Ramírez R.Fuentes:scopusExchange-bias systems with compensated interfaces
ArticleAbstract: When a ferromagnetic metal (F) is in contact with an antiferromagnet (AF), often a shift of the hystPalabras claves:Autores:José Mejía-López, Kiwi M., Portugal R.D., Ramírez R.Fuentes:scopusEffect of anisotropy and exchange bias on reversal of sub-100 nm magnetic dots
Conference ObjectAbstract:Palabras claves:Autores:Altbir D., Batlle X., Dumas R., José Mejía-López, Li C.P., Li Z., Liu K., Romero A.H., Roshchin I.V., Schuller I.K.Fuentes:scopusNoncollinear magnetism, spin frustration, and magnetic nanodomains in small Mnn clusters
ArticleAbstract: We propose a theoretical explanation for the puzzling size dependence of the magnetic properties ofPalabras claves:Autores:Garcia M.E., José Mejía-López, Morán-López J.L., Romero A.H.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