Registro completo de metadatos
Campo DC Valor Lengua/Idioma
dc.provenanceFacultad de Ciencias Exactas y Naturales de la UBA-
dc.contributor<div class="autor_fcen" id="5660">Melo, J.I.</div>-
dc.contributorDe Azúa, M.C.R.-
dc.contributor<div class="autor_fcen" id="6566">Peralta, J.E.</div>-
dc.contributor<div class="autor_fcen" id="8005">Scuseria, G.E.</div>-
dc.creator<div class="autor_fcen" id="5660">Melo, J.I.</div>-
dc.creatorDe Azúa, M.C.R.-
dc.creator<div class="autor_fcen" id="6566">Peralta, J.E.</div>-
dc.creator<div class="autor_fcen" id="8005">Scuseria, G.E.</div>-
dc.date.accessioned2018-05-04T22:03:46Z-
dc.date.accessioned2018-05-28T15:47:50Z-
dc.date.available2018-05-04T22:03:46Z-
dc.date.available2018-05-28T15:47:50Z-
dc.date.issued2005-
dc.identifier.urihttp://10.0.0.11:8080/jspui/handle/bnmm/68366-
dc.descriptionWe have employed the Douglas-Kroll-Hess approximation to derive the perturbative Hamiltonians involved in the calculation of NMR spin-spin couplings in molecules containing heavy elements. We have applied this two-component quasirelativistic approach using finite perturbation theory in combination with a generalized Kohn-Sham code that includes the spin-orbit interaction self-consistently and works with Hartree-Fock and both pure and hybrid density functionals. We present numerical results for one-bond spin-spin couplings in the series of tetrahydrides C H4, Si H4, Ge H4, and Sn H4. Our two-component Hartree-Fock results are in good agreement with four-component Dirac-Hartree-Fock calculations, although a density-functional treatment better reproduces the available experimental data. © 2005 American Institute of Physics.-
dc.descriptionFil:Melo, J.I. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina.-
dc.descriptionFil:Peralta, J.E. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina.-
dc.descriptionFil:Scuseria, G.E. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina.-
dc.formatapplication/pdf-
dc.languageeng-
dc.rightsinfo:eu-repo/semantics/openAccess-
dc.rightshttp://creativecommons.org/licenses/by/2.5/ar-
dc.sourceJ Chem Phys 2005;123(20)-
dc.source.urihttp://digital.bl.fcen.uba.ar/Download/paper/paper_00219606_v123_n20_p_Melo.pdf-
dc.subjectDensity functional theory-
dc.subjectDouglas-Kroll-Hess approximation-
dc.subjectHeavy elements-
dc.subjectQuasirelativistic approach-
dc.subjectApproximation theory-
dc.subjectHamiltonians-
dc.subjectPerturbation techniques-
dc.subjectProbability density function-
dc.subjectNuclear magnetic resonance-
dc.titleRelativistic calculation of indirect NMR spin-spin couplings using the Douglas-Kroll-Hess approximation-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:ar-repo/semantics/artículo-
dc.typeinfo:eu-repo/semantics/publishedVersion-
Aparece en las colecciones: FCEN - Facultad de Ciencias Exactas y Naturales. UBA

Ficheros en este ítem:
No hay ficheros asociados a este ítem.