Browsing by Author "Venegas Yazigi, Diego"
Now showing items 21-32 of 32
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Paredes García, Verónica; Venegas Yazigi, Diego; Cabrera, A.; Valencia Gálvez, P.; Arriagada, M.; Ruiz León, Domingo; Zanocco Loyola, Antonio; Spodine Spiridonova, Evgenia (2009)In this work, we present the synthesis and optical study of the binuclear zinc(II) macrocyclic complexes, derived from 4-methyl-2,6-diformylphenol and 1,2-diaminobenzene (H2L). Two zinc macrocyclic complexes with different ...
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Venegas Yazigi, Diego; Cubillos, M.; Le Fur, E.; Pivan, J. Y.; Garland, María Teresa; Baggio, Ricardo; Spodine Spiridonova, Evgenia (2005)A novel molecular tetrameric zinc cluster with phosphate bridges has been synthesized by a hydrothermal method and characterized by X-ray diffraction. The structure is stabilized by neutral H 3PO 4 and water molecules. ...
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Ushak, S.; Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego; Le Fur, Eric; Pivan, J. Y. (ELSEVIER, 2006-09-08)The hybrid organic/inorganic copper oxovanadium diphosphonates of formula [Cu(bipy)(VO2)(2)(O3PCH2PO3)H2O] 1, which crystallizes in the orthorhombic symmetry, and [Cu(bipy)(VO2)(O3P(CH2)(2)PO2OH)] (.) 1.5H(2)O 2, which ...
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Polyoxometalate cluster [V12B18O60H6] functionalized with the copper(II) bis-ethylenediamine complex Brown, Kareen; Car, Pierre Emmanuel; Vega, Andrés; Venegas Yazigi, Diego; Paredes García, Verónica; Vaz, María G.F.; Allao, Rafael A.; Pivan, Jean-Yves; Le Fur, Eric; Spodine Spiridonova, Evgenia (Elsevier, 2011)Three compounds based on the polyoxometalate building block [V12B18O60H6], (Na)10[(H2O)V12- B18O60H6] 18H2O (1), Na8[Cu(en)2]2[V12B18O60H6](NO3)2 14.7H2O (2), Na7[Cu(en)2]2[V12B18O60H6] (NO3) 15.5H2O (3), (en = ...
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Cañón Mancisidor, Walter Alberto; Gómez García, Carlos J.; Mínguez Espallargas, Guillermo; Vega, Andrés; Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego; Coronado, Eugenio (The Royal Society of Chemistry, 2014)The addition of water to a chloroform solution of the Cu6 trigonal prism complex [Cu6(U6F)(U2OH)(U3OCH3)2(U2OCH3)2(3,5-Me2pz)6] (1) (3,5-Me2pz- = 3,5-dimethylpyrazolate) results in the formation of the Cu6 planar hexagonal ...
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Moraga Cruz, Carlos; Spodine Spiridonova, Evgenia; Audebrand, Nathalie; Venegas Yazigi, Diego; Paredes García, Verónica (American Chemical Society, 2018)In the present work, we report the synthesis and characterization of two new heterometallic coordination polymers based on Ce-III and containing Co-II or Cu-II cations, assembled by the bifunctional ligand 1H-imidazole-4 ...
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Cancino, Patricio; Spodine Spiridonova, Evgenia; Paredes García, Verónica; Venegas Yazigi, Diego; Vega, Andrés (2013)In the structure of the title compound, {[Cu-2(C10H2O8)-(H2O)(6)]center dot 4H(2)O}(n), the benzene-1,2,4,5-tetracarboxylate ligand, (btec)(4-), is located on a crystallographic inversion centre in a 4-coordination mode. ...
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Cañon Mancisidor, Walter; Spodine Spiridonova, Evgenia; Paredes García, Verónica; Venegas Yazigi, Diego (Springer, 2013)A theoretical study of the magnetic properties, using density functional theory, of a family of trinuclear μ3-OH copper(II) complexes reported in the literature is presented. The reported X-ray crystal structures ...
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Venegas Yazigi, Diego; Cano, Joan; Ruiz, Eliseo; Alvarez, Santiago (ELSEVIER, 2006-10-01)Density functional theory (DFT) calculations on the tetranuclear Ni(II) complex [Ni-4(C5H11O3)(4) (CH3CN)(4)](NO3)(4)center dot 1.33NaNO(3), have been made in order to explain the exchange magnetic phenomenon. Two ferromagnetic ...
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Venegas Yazigi, Diego; Ruiz, Eliseo; Cano, Joan; Alvarez, Santiago (2006)The exchange interactions in a Ni12 complex have been studied by using theoretical methods based on density functional theory. The calculated J values reproduce correctly the S = 12 ground state of this system found ...
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Ushak, Svetlana; Spodine Spiridonova, Evgenia; Le Fur, Eric; Venegas Yazigi, Diego; Pivan, Jean Yves; Schnelle, Walter; Cardoso-Gil, Raul; Kniep, Rüdiger (2006)Full title: Two new hybrid organic/inorganic copper(II)-oxovanadate(V) diphosphonates: [Cu2(phen)2(O3PCH2PO 3)(V2O5)(H2O)]·H 2O and [Cu2(phen)2(O3P(CH 2)3PO3)(V2O5)] ·C3H8. Synthesis, structure, and magnetic properties. ...
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Paredes García, Verónica; Santana, Ricardo C.; Madrid, Rosa; Vega, Andrés; Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego (American Chemical Society, 2013)An unusual and unique conformation of a paddle wheel type binuclear copper(II) complex containing acetate and acetamido ligands, {Cu2(μ2-O2CCH3)4}(OCNH2CH3) (1), was obtained by solvothermal synthesis. The structural ...