VolverListar Grupo de investigación IMaCris / MaKrisI por autor "Vidal García, Karmele"
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Celdas de pilas de oxidó solido, avance en el procesado de materiales
Wain Martin, Aritza
; ; ; ; ; Arriortua Marcaida, María Isabel (2016-06-24)
Este trabajo está enfocado a la síntesis y al procesado de los componentes de las pilas de combustible de óxido sólido (SOFC). La configuración empleada consiste en celdas (ánodo/electrolito/cátodo) soportadas por el ... -
Characterization of Ln4Al2O9 (Ln=Y, Sm, Eu, Gd, Tb) rare-earth aluminates as new high-temperature barriers
Morán Ruiz, Aroa; Vidal García, Karmele; ; Arriortua Marcaida, María Isabel (Elsevier, 2018-06-01)
A family of cuspidine-type rare-earth (RE) aluminates with the general formula Ln4Al2O9 (Ln= Y, Sm, Eu, Gd, Tb) was prepared for potential use as thermal-barrier coating (TBC) materials with appropriate properties. Various ... -
Combustion synthesis and characterization of Ln1−xMxCr0.9Ni0.1O3 (Ln = La and/or Nd; M = Sr and/or Ca; x ≤ 0.25) perovskites for SOFCs anodes
Ortega-San-Martín, Luis; Morán Ruiz, Aroa; Wain Martin, Aritza; Vidal García, Karmele; ; Laguna-Bercero, Miguel Angel; Arriortua Marcaida, María Isabel (Elsevier, 2018-02-01)
A series of chromite perovskites with the general formula Ln1−xMxCr0.9Ni0.1O3 (Ln = La and/or Nd; M = Sr and/or Ca; x ≤ 0.25) has been prepared by three combustion synthesis routes using a different combustible substance ... -
Effect of the A cation size disorder and synthesis conditions on the properties of an iron perovskite series
Vidal García, Karmele; ; Morán Ruiz, Aroa; Laguna-Bercero, Miguel Angel; Calvino, J.J.; Arriortua Marcaida, María Isabel (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 ... -
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 ... -
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 ... -
Electrochemical and degradation behaviour study of different SOFC compounds
Wain Martin, Aritza; Morán Ruiz, Aroa; Vidal García, Karmele; ; 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 ... -
Influence of synthetic method on the properties of La0.5Ba0.5FeO3 SOFC cathode
Ecija, A.; Vidal García, Karmele; ; 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 ... -
Materiales para su aplicación en celdas SOFCs
Wain Martin, Aritza; Morán Ruiz, Aroa; Vidal García, Karmele; ; 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, ... -
Nuevas cromitas de composición La1-xMxCr0.9Ni0.1O3(M=Sr, ND, Ca; x<0.3) con tamaño de A y desorden fijados, para su uso como ánodos de pilas SOFCs
Ortega San Martín, Luis; Vidal García, Karmele; ; Laguna-Bercero, Miguel Angel; Arriortua Marcaida, María Isabel (2016-06-24)
El desarrollo de nuevos materiales y la optimización de las técnicas de fabricación son claves para conseguir reducir la temperatura de operación, y con ello, el coste, de sistemas de generación de energía como las pilas ... -
Optimization of the large scale synthesis of the LSF-20 cathode material for SOFCs
Pérez Fernández, Iñigo; Wain Martin, Aritza; Morán Ruiz, Aroa; Vidal García, Karmele; ; Arriortua Marcaida, María Isabel (2016-06-24)
Solid oxide fuel cells (SOFCs) have the potential to be one of the cleanest and most efficient energy technologies for direct conversion of chemical fuels to electricity. Economically competitive SOFC systems appear poised ... -
Scalable synthetic method for IT-SOFCs compounds
Wain Martin, Aritza; Morán Ruiz, Aroa; Vidal García, Karmele; ; Arriortua Marcaida, María Isabel (2016-07-15)
Economically competitive SOFC systems appear ready for commercialization, but widespread market penetration will require a broad inventory of key starting materials and fabrication processes to enhance systems and reduce ... -
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 ...