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Vanadyl arsenates as catalysts for selective oxidation of organic sulfides and alkenes
Berrocal Torres, Teresa; Serrano Larrea, Edurne; Iglesias, Marta; Arriortua Marcaida, María Isabel
(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)
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 ... -
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 ; ; 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) ... -
Self-assembly of iron TCPP (meso-tetra(4-carboxyphenyl)porphyrin) into a chiral 2D coordination polymer
; Barandika Argoitia, Miren Gotzone; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Arriortua Marcaida, María Isabel (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.
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 ... -
Thermal stability and crystallochemical analysis for CoII based coordination polymers with TPP and TPPS porphyrins
; Barandika Argoitia, Miren Gotzone; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Arriortua Marcaida, María Isabel (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
; Barandika Argoitia, Miren Gotzone; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; ; 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 ... -
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; ; 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 ... -
Heterogeneous catalytic properties of unprecedented m-O-[FeTCPP]2 dimers (H2TCPP = meso-tetra(4-carboxyphenyl)porphyrin): unusual superhyperfine EPR structure
; Barandika Argoitia, Miren Gotzone; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Serrano Larrea, Edurne; Iglesias, Marta; ; 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 ... -
Coordination and crystallisation molecules: Their interactions affecting the dimensionality of metalloporphyrinic SCFs
; Amayuelas López, Eder; Barandika Argoitia, Miren Gotzone ; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Arriortua Marcaida, María Isabel (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
Amayuelas López, Eder; ; Barandika Argoitia, Miren Gotzone ; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Arriortua Marcaida, María Isabel (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
Fernández de Luis, Roberto; Bazán Blau, Begoña del Pilar; Urtiaga Greaves, Miren Karmele ; Barandika Argoitia, Miren Gotzone ; ; Llano Tomé, Francisco; Arriortua Marcaida, María Isabel (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 ... -
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
; ; Legarra Sáez, Estíbaliz; Aguayo Urquijo, Andrés Tomás ; Arriortua Marcaida, María Isabel (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
Amayuelas López, Eder; ; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Barandika Argoitia, Miren Gotzone ; Arriortua Marcaida, María Isabel (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 ... -
Catalytic Performance of a New 1D Cu(II) Coordination Polymer {Cu(NO3)(H2O)}(HTae)(4,40-Bpy) for Knoevenagel Condensation
Serrano Larrea, Edurne; Fernández de Luis, Roberto; Arriortua Marcaida, María Isabel (MDPI, 2016-12-01)
The {Cu(NO3)(H2O)}(HTae)(4,40-Bpy) (H2Tae = 1,1,2,2-tetraacetylethane, 4,40-Bpy = 4,40-Dipyridyl) 1D coordination polymer has been obtained by slow evaporation. The crystal structure consists of parallel and oblique ... -
Cationic Mn2+/H+ exchange leading a slow solid-state transformation of a 2D porphyrinic network at ambient conditions
Amayuelas López, Eder; ; Bazán Blau, Begoña del Pilar ; Urtiaga Greaves, Miren Karmele ; Barandika Argoitia, Miren Gotzone ; ; Arriortua Marcaida, María Isabel (Elsevier, 2017-03)
Metalloporphyrins exhibit outstanding chemical, physical and biological properties in dissolution, however, it is a challenge to synthesize them as stable solid frameworks. Long-time stability is crucial for future ... -
Designing multifunctional pigments for an improved energy efficiency in buildings
Aranzabe Basterrechea, Estíbaliz; Arriortua Marcaida, María Isabel; ; Aranzabe, Ana; Villasante, Pedro María; March, Ricard (Elsevier, 2017-07-15)
Materials science offers solutions that when are combined can offer important energy savings in the building sector. In this study, high reflectance coating and thermal storage capacity are combined with the aim of improving ... -
Scalable synthetic method for SOFC compounds
Wain Martin, Aritza; Morán Ruiz, Aroa; Vidal García, Karmele; ; Laguna-Bercero, Miguel Angel; Arriortua Marcaida, María Isabel (Elsevier, 2017-09-08)
Although economically competitive SOFC systems seems to be ready for commercialization, a broad inventory of key starting materials and fabrication processes are needed to enhance systems and reduce costs. These ... -
Effect of the synthesis conditions on the properties of La0.15Sm0.35Sr0.08Ba0.42FeO3-a cathode material for SOFCs
Vidal García, Karmele; ; Morán Ruiz, Aroa; Laguna-Bercero, Miguel Angel; Baker, Richard T.; Arriortua Marcaida, María Isabel (2017-09-13)
The perovskite La0.15Sm0.35Sr0.08Ba0.42FeO3-a has been prepared by the glycine nitrate (GNC) route, varying the fuel/oxidizer ratio (glycine/nitrate, G/N= 1 and 2) and cooling rate (slow cooling and air-quenched), in order ... -
Highly thermally stable heterogeneous catalysts: study of 0D and 3D porphyrinic MOFs
Amayuelas López, Eder; ; 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 ...