Listar Grupo de investigación IMaCris / MaKrisI por fecha de publicación
Mostrando ítems 1-20 de 62
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Vanadyl arsenates as catalysts for selective oxidation of organic sulfides and alkenes
(Elsevier, 2010-12-09)Two vanadyl arsenates templated with ethylendiamonium (EnVAs) and piperazonium (PipVAs) were evaluated as catalysts for the oxidation of thioethers and alkenes, using H2O2 and t-butyl hydroperoxide (TBHP) as oxidants. The ... -
Hydrothermal Synthesis and Study of Inorganic-Organic Hybrid Vanadate of Nickel(II) Coordination Complex with Pyrazine, Ni3(C4H4N2)3(V8O23)
(Elsevier, 2011-02-25)The three-dimensional hybrid compound Ni3(C4H4N2)3(V8O23) has been synthesized by mild hydrothermal methods under autogenous pressure at 170 ºC, together with another hybrid phase, Ni2(C4H4N2)(V4O12)(H2O)2. The isolation ... -
Mild Hydrothermal Synthesis, Crystal Structure, Thermal Behavior, Spectroscopic and Magnetic Properties of (NH4)0.80Li0.20[Fe(AsO4)F]
(Elsevier, 2011-08-03)The (NH4)0.80Li0.20[Fe(AsO4)F] compound has been synthesized under mild hydrothermal conditions. The compound crystallize in the orthorhombic Pna21 space group, with cell parameters a= 13.352(9), b= 6.7049(9), c= 10.943(2) ... -
Self-assembly of iron TCPP (meso-tetra(4-carboxyphenyl)porphyrin) into a chiral 2D coordination polymer
(Elsevier, 2011-08-16)Synthetic metalloporphyrin complexes are often used as analogues of natural systems, and they can be used for the preparation of high-dimensional coordination polymers. In this work, a new chiral Fe-TCPP (TCPP is ... -
M(C6H16N3)2(VO3)4 as heterogeneous catalysts. Study of three new hybrid vanadates of cobalt(II), nickel(II) and copper(II) with 1-(2-aminoethyl)piperazonium.
(Royal Society of Chemistry, 2011-10-14)Three new hybrid vanadates have been synthesized under hydrothermal conditions with the formula M(C6H16N3)2(VO3)4, where M= Co(II), Ni(II) and Cu(II). The structural analyses show that the phases are isostructural and ... -
Thermal stability and crystallochemical analysis for CoII based coordination polymers with TPP and TPPS porphyrins
(RSC Publishing, 2013-03-16)Two new CoP–bipy compounds have been synthesised and characterised, where P is TPP for compound 1 (TPP = meso-tetraphenylporphyrin) and TPPS for compound 2 (TPPS = meso-tetraphenylporphinetetrasulfonic acid tetrasodium ... -
Fe−TPP Coordination Network with Metalloporphyrinic Neutral Radicals and Face-to-Face and Edge-to-Face π−π Stacking
(ACS Publications, 2013-06-25)Compound ([FeTPPbipy]•)n (TPP = meso-tetraphenylporphyrin and bipy = 4,4′-bipyridine) is the first example of a Fe−TPP−bipy coordination network, and it consists of 1D polymers packed through face-to-face and edge-to-face ... -
Effects of synthetic conditions on the structural, stability and ion conducting properties of Li0.30(La0.50Ln0.50)0.567TiO3 (Ln= La, Pr, Nd) solid electrolytes for rechargeable lithium batteries
(Elsevier Ltd and Techna Group S.r., 2014-02-03)The structure, thermal stability, morphology and ion conductivity of titanium perovskites with the general formula Li3xLn2/3−xTiO3 (Ln = rare earth element; 3x= 0.30) are studied in the context of their possible use as ... -
Heterogeneous catalytic properties of unprecedented m-O-[FeTCPP]2 dimers (H2TCPP = meso-tetra(4-carboxyphenyl)porphyrin): unusual superhyperfine EPR structure
(RSC Publishing, 2015-01-07)During the past years, a great effort has been devoted to the anchoring of catalysts into solid coordination networks in order to achieve heterogeneous catalysts. In this sense, an innovative approach consists on using the ... -
Coordination and crystallisation molecules: Their interactions affecting the dimensionality of metalloporphyrinic SCFs
(MDPI, 2015-04-15)Synthetic metalloporphyrin complexes are often used as analogues of natural systems, and they can be used for the preparation of new Solid Coordination Frameworks (SCFs). In this work, a series of six metalloporphyrinic ... -
Mother structures related to the hexagonal and cubic close packing in Cu24 clusters: solvent-influenced derivatives
(RSC Publishing, 2015-05-07)Compound 1 [Cu24(m BDC)24(DMF)20(H2O)4]• 24DMF•40H2O (m-BDC is 1,3-benzenedicarboxylate and DMF is N,N-dimethylformamide) has been synthesized and structurally characterized by X-ray diffraction. It consists of Cu24-clusters ... -
Water-induced phased transformation of a CuII-coordination framework with pyridine-2,5-dicarboxylate and di-2-pyridyl ketone: synchrotron radiation analysis
(The Royal Society of Chemistry, 2015-07-09)Phase transformations in solid coordination frameworks (SCFs) are of interest for several applications, and this work reports on a crystal-to-crystal transformation found for a CuII-based SCF. Thus, combination of PDC and ... -
Polímeros de Coordinación con Centros Metálicos en Entornos de Coordinación Variables: Posibles Aplicaciones.
(2015-10-08)El grupo de investigación IMaCris/MaKrisI de la UPV/EHU, atesora una amplia experiencia en el estudio de estructuras metal-orgánicas en diferentes tipos de materiales: • Clústeres y polímeros de coordinación, con conectores ... -
Self-assembly of metalloporphyrins: first TPP-bipy coordination polymer with CoII (TPP=meso-tetraphenylporphyrin and bipy=4,4´-bipyridine)
(2015-10-23)Supramolecular entities based on self-assembly of metalloporphyrins are paradigmatic examples of the great efficiency of the nanodevices used by natural systems in photosynthesis, oxygen transport, electron transfer and ... -
Auto-ensamblaje de unidades porfirínicas para la obtención de dispositivos supramoleculares
(2015-10-23)Las entidades supramoleculares basadas en el auto-ensamblaje de metaloporfirinas son ejemplos paradigmáticos de la gran eficiencia de los nanodispositivos empleados por los seres vivos para el almacenamiento y el transporte ... -
Self-assembly of metallated TPP porphyrin by external dipyridyl ligands
(2015-10-23)Supramolecular entities based on self-assembly of metalloporphyrins are paradigmatic examples of the great efficiency of the nanodevices used by natural systems in photosynthesis, oxygen transport, electron transfer and ... -
Influence of synthetic method on the properties of La0.5Ba0.5FeO3 SOFC cathode
(2015-11-17)Perovskite type (ABO3) oxides have been widely studied as SOFC cathode materials at high temperatures. Given that several of the challenges hindering SOFC technology are consequence of the high operation temperature (about ... -
Effect of the A cation size disorder and synthesis conditions on the properties of an iron perovskite series
(2015-11-18)Solid state chemistry thrives on a rich variety of solids that can be synthesized using a wide range of techniques. It is well known that the preparative route plays a critical role on the physical and chemical properties ... -
Crystal structure of K0.75[FeII 3.75FeIII 1.25(HPO3)6]- 0.5H2O, an open-framework iron phosphite with mixed-valent FeII/FeIII ions
(International Union of Crystallography, 2016)Single crystals of the title compound, potassium hexaphosphitopentaferrate( II,III) hemihydrate, K0.75[FeII 3.75FeIII 1.25(HPO3)6] 0.5H2O, were grown under mild hydrothermal conditions. The crystal structure is isotypic ... -
CuII-based metal-organic nanoballs for very rapid adsorption of dyes and iodine
(The Royal Society of Chemistry, 2016-02-03)CuII nanoballs have been determined to be among the best MOPs (Metal–Organic Polyhedra) reported so far for the adsorption of small molecules, with the highlighting advantage of rapid kinetics, which focuses on their ...