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Hartree-Fock calculations in the context of the local-scaling transformation version of density functional theory. Applications to the lithium and beryllium atoms
ArticleAbstract: We advance a reformulation of the Hartree-Fock problem in the context of the local-scaling transformPalabras claves:Beryllium, DFT, Hartree-Fock, Lithium, Local-scaling DFTAutores:Eduardo V. Ludeña, López‐boada R.Fuentes:scopusHartree-Fock energy-density functionals generated by local-scaling transformations: Applications to first-row atoms
ArticleAbstract: We report energy calculations of selected first-row atoms using explicit approximate Hartree-Fock fuPalabras claves:Autores:Eduardo V. Ludeña, Karasiev V.V., López‐boada R., Pino R.Fuentes:scopusElectronic loge localized functions for be
ArticleAbstract: A model of complete loge localization is employed in the description of the electronic ground statePalabras claves:Autores:Amzel V., Eduardo V. LudeñaFuentes:scopusElectronic-structure kinetic-energy functional based on atomic local-scaling transformations
ArticleAbstract: The electronic-structure calculations of molecules were analyzed using explicit noninteracting kinetPalabras claves:Autores:Artemyev A., Eduardo V. Ludeña, Karasiev V.V.Fuentes:scopusErratum: Basis set dependent SCα exchange-only and exchange-correlation calculations (J. Chem. Phys. (2003) 118 (8161))
OtherAbstract:Palabras claves:Autores:Eduardo V. Ludeña, Gonzalez C.A., González I., Hernandez A.J., Karasiev V.V.Fuentes:scopusExtracular densities of the non-Born-Oppenheimer Hookean H<inf>2</inf> molecule
ArticleAbstract: The exact nuclear and electronic extracular non-Born-Oppenheimer density functions and their associaPalabras claves:Autores:Eduardo V. Ludeña, Lopez X., Ugalde J.M.Fuentes:scopusExact analytic total energy functional for Hooke's atom generated by local-scaling transformations
Conference ObjectAbstract: An analytic closed form for the total energy density functional for Hooke's atom - an artificial twoPalabras claves:DFT, Hooke's atom, Local-scaling transformations, LS-DFTAutores:Eduardo V. Ludeña, Gómez D., Karasiev V.V., Nieto P.Fuentes:scopusExact and approximate forms of the kinetic energy functional T <inf>s</inf>[ρ] for molecules obtained via local-scaling transformations
Conference ObjectAbstract: By means of a constructive procedure based on local-scaling transformations, we have obtained the foPalabras claves:DFT, Kinetic energy functional, Local-scaling transformationsAutores:Eduardo V. Ludeña, Karasiev V.V., Nieto P.Fuentes:scopusExact exchange-only density functional theory by means of local scaling transformations
ArticleAbstract: The density-constrained variation of the kinetic energy of a non-interacting system carried out withPalabras claves:Autores:Eduardo V. Ludeña, López‐boada R., Maldonado J.E.Fuentes:scopusExact non-Born-Oppenheimer wave function for the Hooke-Calogero model of the H<inf>2</inf> molecule : AA useful exact molecular model for electron correlation studies
ArticleAbstract: The Hooke-Calogero model of the H2 molecule, a four body system consisting of two protons and two elPalabras claves:Autores:Eduardo V. Ludeña, Lopez X., Ugalde J.M.Fuentes:scopus