Mostrando 10 resultados de: 13
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Journal of Applied Physics(2)
Journal of Nanoparticle Research(2)
Physica B: Condensed Matter(2)
Physical Review B - Condensed Matter and Materials Physics(2)
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scopus(13)
Charge transfer evidence in donor–acceptor single-walled carbon nanotubes filled with sexithiophene oligomers: Nanotube diameter dependence
ArticleAbstract: Encapsulation of photoactive organic molecules inside single-walled carbon nanotubes (SWNTs) appearsPalabras claves:Charge transfer, organic solar cells, Raman, sexithiophene, SWNTsAutores:Boutahir M., Chadli H., Chenouf J., Hermet P., José Mejía-López, Rahmani A.Fuentes:scopusAsymmetric reversal of the hysteresis loop in exchange-biased nanodots
ArticleAbstract: The magnetic response of a ferromagnetic cylindrical dot in contact with an antiferromagnetic substrPalabras claves:Autores:Altbir D., José Mejía-López, Soto P.Fuentes:scopusEffect of surface anisotropy on the magnetic properties of magnetite nanoparticles: A Heisenberg-Monte Carlo study
ArticleAbstract: In this study, we analyze the effect of surface anisotropy on the magnetic properties of magnetite FPalabras claves:Autores:José Mejía-López, Mazo-Zuluaga J., Restrepo J.Fuentes:scopusGround state geometries and hysteresis loops of small granular ferrofluids as function of coating
ArticleAbstract: A simple numerical algorithm to identify lowest energy configurations of a ferrofluid is presented.Palabras claves:Ferrofluids, Magnetic nanoparticles, Minimization techniquesAutores:José Mejía-López, Romero A.H.Fuentes:scopusInfluence of non-stoichiometry on the magnetic properties of magnetite nanoparticles
ArticleAbstract: In this study we investigate the magnetic properties of magnetite fine particles using Monte Carlo sPalabras claves:Autores:José Mejía-López, Mazo-Zuluaga J., Restrepo J.Fuentes:scopusEnergy contributions in magnetite nanoparticles: Computation of magnetic phase diagram, theory, and simulation
ArticleAbstract: In this study, we present a theoretical analysis of magnetization processes by considering energy coPalabras claves:Ferrimagnetic nanoparticles, Magnetic anisotropy, Magnetic phase transition, Modeling and simulation, Monte Carlo simulations, Surface magnetismAutores:José Mejía-López, Mazo-Zuluaga J.Fuentes:scopusStructural Relaxation and Crystalline Phase Effects on the Exchange Bias Phenomenon in FeF<inf>2</inf>/Fe Core/Shell Nanoparticles
ArticleAbstract: In this study, the power of first-principles methods along with molecular dynamics and atomistic MonPalabras claves:charge optimized many-body potential, exchange bias, FeF /Fe core/shell nanoparticles 2, interface and surface structural relaxation, Monte Carlo, multiscaling methodologyAutores:José Mejía-López, Mazo-Zuluaga J., Tangarife E., Velásquez É.A.Fuentes:scopusSurface anisotropy of a Fe<inf>3</inf>O<inf>4</inf> nanoparticle: A simulation approach
ArticleAbstract: On the basis of a three-dimensional classical Heisenberg model with nearest magnetic neighbor interaPalabras claves:Magnetite, Monte Carlo, Nanoparticles, Surface anisotropyAutores:José Mejía-López, Mazo-Zuluaga J., Restrepo J.Fuentes:scopusSurface anisotropy, hysteretic, and magnetic properties of magnetite nanoparticles: A simulation study
Conference ObjectAbstract: In this study we address the role of surface anisotropy on the hysteretic properties of magnetite FePalabras claves:Autores:José Mejía-López, Mazo-Zuluaga J., Munoz F., Restrepo J.Fuentes:scopusMonoatomic and dimer Mn adsorption on the Au(111) surface from first principles
ArticleAbstract: A theoretical study based on the density functional theory of the adsorption of Mn monomers and dimePalabras claves:Autores:José Mejía-López, Morán-López J.L., Munoz F., Romero A.H.Fuentes:scopus