Experimental and Theoretical Charge Densities of a Zinc-Containing Coordination Polymer, Zn(HCOO)2(H2O)2 (Articolo in rivista)

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  • Experimental and Theoretical Charge Densities of a Zinc-Containing Coordination Polymer, Zn(HCOO)2(H2O)2 (Articolo in rivista) (literal)
Anno
  • 2013-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1021/ic301918x (literal)
Alternative label
  • Mads R. V. Jørgensen, Simone Cenedese, Henrik F. Clausen, Jacob Overgaard,* Yu-Sheng Chen, Carlo Gatti, and Bo B. Iversen* (2013)
    Experimental and Theoretical Charge Densities of a Zinc-Containing Coordination Polymer, Zn(HCOO)2(H2O)2
    in Inorganic chemistry; ACS, American chemical society, Washington, DC (Stati Uniti d'America)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Mads R. V. Jørgensen, Simone Cenedese, Henrik F. Clausen, Jacob Overgaard,* Yu-Sheng Chen, Carlo Gatti, and Bo B. Iversen* (literal)
Pagina inizio
  • 297 (literal)
Pagina fine
  • 305 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 52 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 9 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1,3-4,7: Center for Materials Crystallography, Department of Chemistry and iNANO, Aarhus University, Langelandsgade 140, DK-8000 Aarhus C, Denmark 2,6: CNR-ISTM, Via Camillo Golgi 19, Milan, Italy 5: ChemMatCARS, Advanced Photon Source, Argonne National Laboratory, Chicago, Illinois 60439, United States (literal)
Titolo
  • Experimental and Theoretical Charge Densities of a Zinc-Containing Coordination Polymer, Zn(HCOO)2(H2O)2 (literal)
Abstract
  • We present a combined experimental and theoretical charge density study of the coordination polymer Zn(HCOO)2(H2O)2, which serves as a nonmagnetic reference for the isostructural magnetic compounds containing 3d transition metals. The charge density has been modeled using the multipole formalism against a high-resolution single-crystal Xray diffraction data set collected at 100 K. The theoretical model is based on periodic density functional theory calculations in the experimental geometry. To gauge the degree of systematic bias from the multipole model, the structure factors of the theoretical model were also projected into a multipole model and the two theoretical models are compared with the experimental results. All models, both experiment and theory, show that the Zn atom densities are highly spherical but show small accumulations of charge toward the negative ligands. The metal-ligand interactions are found to be primarily ionic, but there are subtle topological indications of covalent contributions to the bonds. The source function calculated at the bond critical points reveals a rather delocalized picture of the density in the bridging carboxylates, and this presumably reflects the exchange pathway in the magnetic analogues. (literal)
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