Browsing by Author "Venegas Yazigi, Diego"
Now showing items 21-40 of 48
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Cancino, Patricio; Spodine Spiridonova, Evgenia; Paredes García, Verónica; Venegas Yazigi, Diego; Vega, Andrés (International Union of Crystallography, 2013)In the structure of the title compound, {[Cu2(C10H2O8)- (H2O)6] 4H2O}n, the benzene-1,2,4,5-tetracarboxylate ligand, (btec)4 , is located on a crystallographic inversion centre in a 4-coordination mode. The coordination ...
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Fuentealba, Pablo; Serón, Lorenzo; Sánchez, Camila; Manzur Saffie, Jorge; Paredes García, Verónica; Pizarro, Nancy; Cepeda, Marjorie; Venegas Yazigi, Diego; Spodine Spiridonova, Evgenia (Taylor and Francis Ltd., 2014)© 2014 Taylor & Francis. A family of macrocyclic complexes [M2LnCl2] have been synthesized and characterized (M: CuII or ZnII; Ln: macrocyclic ligand derived from 2-hydroxy-5-methyl-1,3-benzenedicarbaldehyde and different ...
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Magnetic behaviour of bimetallic layered phases M′0.2Mn0.8PS3·0.25 H2O (M′ = ZnII, CuII, NiII, CoII) Fuentealba Rosas, Patricio; Cortés, C.; Manzur Saffie, Jorge; Paredes García, Verónica; Venegas Yazigi, Diego; Silva, I. D.; De Santana, R.; Magon, Claudio; Spodine Spiridonova, Evgenia (Royal Society of Chemistry, 2017)In this work the magnetic properties of bimetallic phases M'0.2Mn0.8PS3 center dot 0.25H(2)O (M' = Co-II, Ni-II, Cu-II or Zn-II) have been explored and compared with those of the pristine phase MnPS3. Magnetic susceptibility, ...
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Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego; Ushak, Svetlana; Le Fur, Eric; Pivan, Jean-Yves (ELSEVIER, 2006-10-01)The structure and magnetic properties of two hybrid VPO compounds [(Cu(2)bipy(2))(2)V4O11(PO4)(2)]center dot 5H(2)0 1 and [Cu(2)phen(2)(O3PCH2PO3)(V2O5)(H2O)] center dot H2O 2 are reported. The magnetic behaviour of compound ...
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Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego; Ushak, S.; Paredes García, Verónica; Saldías, Marianela; Le Fur, Eric; Pivan b, J.Y. (PERGAMON-ELSEVIER SCIENCE LTD, 2007-06)The hybrid organo-inorganic compounds [Cu4(bipy)4V4O11(PO4)2]nH2O (n 5) (1), [Cu2(phen)2(PO4)(H2PO4)2(VO2) Æ 2H2O] (2) and [Cu2(phen)2(O3PCH2PO3)(V2O5) (H2O)]H2O (3) which present different bridging forms of the ...
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Venegas Yazigi, Diego; Muñoz, K.; Saldías, Marianela; Valdés de la Barra, K.; Vega, Andrés; Paredes García, Verónica; Gómez García, Carlos J.; Le Fur, E.; Cañón Mancisidor, Walter Alberto; Spodine Spiridonova, Evgenia (Elsevier, 2013)The magnetic properties of [(VO)3(l-PO4)2(2,20-bpy)(l-OH2)]1/3H2O (1) and (VO)2H4P2O9 (2), a tubular and a layered vanadium(IV) phosphates containing triply oxido bridged VIV dimers, are analyzed considering the ...
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Venegas Yazigi, Diego; Cortés, Susana; Paredes García, Verónica; Peña, Octavio; Ibáñez, Andrés; Baggio, Ricardo; Spodine Spiridonova, Evgenia (PERGAMON-ELSEVIER SCIENCE LTD, 2006-07-10)A group of dinuclear copper(II) compounds containing the macrocyclic complexes Cu2L2+ (LH2 = C(24)H(2)sN(4)O(4): a ligand derived from the condensation of 4-methyl-2,6-diformylphenol with 1,3-diamine-2-propanol) have been ...
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Castillo, C.; Seguin, K.; Aguirre Álvarez, Pedro; Venegas Yazigi, Diego; Viegas, A. D. C.; Spodine Spiridonova, Evgenia; Paredes García, Verónica (Royal Soc Chemistry, 2015)In this study, we are reporting the synthesis and characterization of nanocomposites obtained from the direct reduction of nickel(II) salts on matrices of polyethylene (Pe) and chitosan (Ch) in the presence of serine ...
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Le Fur, Eric; Pivan, J. Y.; Ushak, S.; Venegas Yazigi, Diego; Spodine Spiridonova, Evgenia (Elsevier, 2008)New hybrid organic/inorganic copper oxovanadium compounds of composition [Cu(dpa)(2)](4)V4O12 (1), Cu-2(bipy)(2)V4O12 (2), and Cu-2(bipy)(2)V6O17 (3), which crystallize in the monoclinic 1, 2 and triclinic 3 symmetry, ...
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Venegas Yazigi, Diego; Mirza, Hameed; Lever, A. B.P.; Lough, Alan J.; Costamagna, Juan; Vega, Andrés; Latorre, Ramón (International Union of Crystallography, 2000)© 2000 International Union of Crystallography.The Ru atom in the title compound, [RuCl2{P(C6H5)3}2-{C6H4(NH)2}]·1.33CH3OH·0.33CH2Cl2, shows a six-coordinate octahedral geometry, with a trans arrangement of the triphenylphosphine ...
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Ushak, S.; Spodine Spiridonova, Evgenia; Venegas Yazigi, Diego; Le Fur, E.; Pivan, J. Y.; Peña, O.; Cardoso-Gil, R.; Kniep, R. (Royal Society of Chemistry, 2005)The new hybrid organic-inorganic copper oxovanadium phosphates of composition Cu4(bipy)4V4O11(PO 4)2·nH2O (n ∼ 5) (1) and Cu 2(bipy)2V2P2O12 (2) (bipy = 2, 2′-bipyridine) adopting the triclinic symmetry were obtained by ...
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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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Venegas Yazigi, Diego (Universidad de Chile, 2001)
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Aravena Ponce, Daniel Alejandro (Universidad de ChileCyberDocs, 2009)A partir de potenciales de óxido-reducción experimentales publicados en literatura para complejos de cobre del tipo: [Cu(L1n)(MeCN)]+ y [Cu(L2R)(Cl)]+, en los que L1n corresponde a ligantes tripodales de fórmula ...
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de Santana, Ricardo; Fuentealba, Pablo; Maia, Lauro; Paredes García, Verónica; Aravena, Daniel; Venegas Yazigi, Diego; Manzur, Jorge; Spodine Spiridonova, Evgenia (Elsevier B.V., 2018)Three EuIII macrocyclic complexes [EuLnH2(NO3)3](H2O)x based on the ligands derived from 2-hydroxy-5-methyl-1,3-benzenedicarbaldehyde and three different amines: o-phenylenediamine, Eu-OPDA; ethylenediamine, Eu-EDA; and ...
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Paredes García, Verónica; Gaune, S.; Saldías, Marianela; Garland, María Teresa; Baggio, Ricardo; Vega, Andrés; Salah El Fallah, M.; Escuer, A.; Le Fur, Eric; Venegas Yazigi, Diego; Spodine Spiridonova, Evgenia (ELSEVIER SCIENCE SA, 2008-09-01)Dinuclear [{M(phen)2}2V4O12] C6H12O H2O (M=CoII 1, MnII 2, NiII 3 and CuII 4) and [{Cu(phen)2}2- V4O12] 3.5H2O 5 has been prepared by biphasic and hydrothermal syntheses, respectively. All five structures exhibit ...
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Venegas Yazigi, Diego; Aravena, Daniel; Spodine Spiridonova, Evgenia; Ruiz, Eliseo; Alvarez, Santiago (Elsevier, 2010)Computational methods based on density functional theory have been employed to analyze the magnetic properties of dinuclear bis(phenoxo)-bridged CuII complexes. While the largest part of complexes in that family show ...