Browsing Grupo de investigación IMaCris / MaKrisI by Author "ARRIORTUA, MARIBEL"
Now showing items 21-40 of 61
-
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
Vidal García, Karmele; Ortega San Martín, Luis; Larrañaga Varga, Aitor; Merino Rubio, Rosa Isabel; Orera Utrilla, Alodia; Arriortua Marcaida, María Isabel (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 ... -
Electrochemical and degradation behaviour study of different SOFC compounds
Wain Martin, Aritza ; Morán Ruiz, Aroa; Vidal García, Karmele; Larrañaga Varga, Aitor; Rodríguez, Jesús; Laguna-Bercero, Miguel Angel; Campana, Roberto; Arriortua Marcaida, María Isabel (2017-04-07)The present work is focused on manufacturing processes of the solid oxide fuel cell (SOFC) components with previously self-synthesized materials by combustion method [1-2]. The configuration used consists of planar ele ... -
Fe−TPP Coordination Network with Metalloporphyrinic Neutral Radicals and Face-to-Face and Edge-to-Face π−π Stacking
Fidalgo Marijuan, Arkaitz; Barandika Argoitia, Miren Gotzone ; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Lezama Diago, Luis María; Arriortua Marcaida, María Isabel (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 ... -
Functionalization of Cu3BTC2@IL composites with Pd(II) for catalytic applications
Metal-organic frameworks could be excellent supports for active catalytic species in order to obtain heterogeneous and reusable catalysts, easily removable from the reaction media.[1,2] Additionally, the presence of ... -
Heterogeneous catalytic activity on Mn, Fe and Co-based metalloporphyrinic Solid Coordination Frameworks (SCFs)
Fidalgo Marijuan, Arkaitz; Barandika Argoitia, Miren Gotzone ; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Serrano Larrea, Edurne; Iglesias, Marta; Arriortua Marcaida, María Isabel (2016-04-29)Solid Coordination Frameworks (SCFs) have been widely explored on different catalytic reactions, and during the past years metalloporphyrins have been investigating in order to mimick it in the solid state their natural ... -
Heterogeneous catalytic properties of unprecedented m-O-[FeTCPP]2 dimers (H2TCPP = meso-tetra(4-carboxyphenyl)porphyrin): unusual superhyperfine EPR structure
Fidalgo Marijuan, Arkaitz; Barandika Argoitia, Miren Gotzone ; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Serrano Larrea, Edurne; Iglesias, Marta; Lezama Diago, Luis María; Arriortua Marcaida, María Isabel (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 ... -
Highly thermally stable heterogeneous catalysts: study of 0D and 3D porphyrinic MOFs
Amayuelas López, Eder ; Fidalgo Marijuan, Arkaitz; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Barandika Argoitia, Miren Gotzone ; Arriortua Marcaida, María Isabel (The Royal Society of Chemistry, 2017-11-13)Heterogeneous catalysts are a great bet for green chemistry in many industrial processes and, in the past decade, promising results have been achieved in order to improve the catalytic activity of Metal Organic Frameworks ... -
Hydrothermal Synthesis and Study of Inorganic-Organic Hybrid Vanadate of Nickel(II) Coordination Complex with Pyrazine, Ni3(C4H4N2)3(V8O23)
Serrano Larrea, Edurne; Mesa Rueda, José Luis; Arriortua Marcaida, María Isabel (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 ... -
Influence of synthetic method on the properties of La0.5Ba0.5FeO3 SOFC cathode
Ecija, A.; Vidal García, Karmele; Larrañaga Varga, Aitor; Ortega San Martín, Luis; Arriortua Marcaida, María Isabel (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 ... -
Ionic liqids for the control of the morphology in poly(vinylidene fluoride-co-hexafluoropropylene) membranes
GSaiz, Paula; Lopes, Ana Catarina; Eizagirre, Simone; Fernández de Luis, Roberto; Arriortua Marcaida, María Isabel (Elsevier, 2018-10-05)The development of polymer membranes with tailored micro-morphology and wettability is a demand in the areas of filtration, sensors, and tissue engineering, among others. The thermoplastic copolymer poly(vinylidene ... -
Ionic liquids in the control of the poly(vinylidene fluoride-co- hexafluoropropylene) membranes morphology [Poster]
GSaiz, Paula; Lopes, Ana Catarina; Eizagirre, Simone; Fernández de Luis, Roberto; Serrano Larrea, Edurne; Fidalgo Marijuan, Arkaitz; Arriortua Marcaida, María Isabel (2017-10-27)The development of polymer membranes with tailored micro-morphology and wettability are a demand in the areas of filtration, sensors or tissue engineering, among others. Poly(vinylidene fluoride-co-hexafluoropropylene) ... -
K2MnII2(H2O)2C2O4(HPO3)2: A New 2D Manganese(II) Oxalatophosphite with Double-Layered Honeycomb Sheets Stabilized by Potassium Ions
Orive Gómez de Segura, Joseba; Sivasamy, Ramesh; Fernández de Luis, Roberto; Mosquera, Edgar; Arriortua Marcaida, María Isabel (The Royal Society of Chemistry, 2018-01-21)A novel 2D metal oxalatophosphite K2MnII2(H2O)2C2O4(HPO3)2 (KMnCP) was hydrothermally synthesized and characterized. The hexagonal morphology and crystal growth faces of KMnCP were predicted by Bravais–Friedel–Donnay–Harker ... -
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.
Serrano Larrea, Edurne; Mesa Rueda, José Luis; Pizarro Sanz, José Luis ; Iglesias, Marta; Rojo Aparicio, Teófilo ; Arriortua Marcaida, María Isabel (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 ... -
Materiales de tipo MOF orientados a la adsorción de contaminantes y catálisis heterogénea. Nuevas perspectivas.
Fidalgo Marijuan, Arkaitz; Barandika Argoitia, Miren Gotzone ; Amayuelas López, Eder ; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Serrano Larrea, Edurne; Fernández de Luis, Roberto; Arriortua Marcaida, María Isabel (2017-11-22)Nuestro grupo de investigación cuenta con una amplia experiencia en la síntesis y caracterización de materiales multifuncionales basados en redes de coordinación porosas de tipo MOF (metal-organic framework). La estrategia ... -
Materiales para su aplicación en celdas SOFCs
Wain Martin, Aritza ; Morán Ruiz, Aroa; Vidal García, Karmele; Larrañaga Varga, Aitor; Arriortua Marcaida, María Isabel (2016-04-12)Se han sintetizado cinco compuestos (La0.4Sr0.6FeO3, LaNi0.6Fe0.4O3, Zr0.8Y0.2O1.9 , Sm0.2Ce0.8O1.9 y MnCo1.9Fe0.1O4) mediante la técnica de combustión glicina - nitrato (G/N = 1) [1], para su utilización como cátodo, ... -
Metalloporphyrin-based MOFs: First Cobalt Based TPPS-bipy Coordination Network
Fidalgo Marijuan, Arkaitz; Barandika Argoitia, Miren Gotzone ; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Arriortua Marcaida, María Isabel (2016-04-22)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 ... -
Metalloporphyrin-based MOFs: new strategies for catalyst immobilization
Barandika Argoitia, Miren Gotzone ; Bazán Blau, Begoña del Pilar ; Fidalgo Marijuan, Arkaitz; Urtiaga Greaves, Miren Karmele ; Lezama Diago, Luis María; Arriortua Marcaida, María Isabel (2016-04-25)Metalloporphyrin systems are one of the cornerstones on which the existence of life is based, as major biochemical, enzymatic and photochemical functions depend on the special properties of the tetrapyrrolic macrocycle. ... -
Metodologías Sintéticas para la Obtención de Compuestos de Coordinación Metal-Orgánicos
Bazán Blau, Begoña del Pilar ; Barandika Argoitia, Miren Gotzone ; Calderón Casado, Ainhoa; Fidalgo Marijuan, Arkaitz; Llano Tomé, Francisco; Urtiaga Greaves, Miren Karmele ; Arriortua Marcaida, María Isabel (2016-04-25)La síntesis de compuestos híbridos orgánicos-inorgánicos o metal-organic framework (MOF) ha atraído un interés especial durante las últimas dos décadas, debido a la posibilidad de obtener una gran variedad de estructuras ... -
Mild Hydrothermal Synthesis, Crystal Structure, Thermal Behavior, Spectroscopic and Magnetic Properties of (NH4)0.80Li0.20[Fe(AsO4)F]
Berrocal Torres, Teresa; Mesa Rueda, José Luis; Serrano Larrea, Edurne; Bazán Blau, Begoña del Pilar ; Pizarro Sanz, José Luis ; Lezama Diago, Luis María; Rojo Aparicio, Teófilo ; Arriortua Marcaida, María Isabel (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) ... -
MOFs basados en CuII-PDC-bpe (PDC= 2,5-piridindicarboxilato, bpe= 1,2-di(4piridil)eteno): Cristaloquímica de redes 2D tipo Herringbone
Llano Tomé, Francisco; Bravo García, Laura ; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Barandika Argoitia, Miren Gotzone ; Arriortua Marcaida, María Isabel (2016-04-29)Los sólidos de coordinación (SCF), también conocidos como Metal Organic Frameworks (MOFs), han desarrollado un gran avance en la última década debido a la posibilidad de obtener una gran variedad de estructuras cristalinas ...