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Characterization of Ln4Al2O9 (Ln=Y, Sm, Eu, Gd, Tb) rare-earth aluminates as new high-temperature barriers
(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 ...
Effect of the synthesis conditions on the properties of La0.15Sm0.35Sr0.08Ba0.42FeO3-a cathode material for SOFCs
(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 ...
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 ...
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 ...
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
(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 ...
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 ...
Celdas de pilas de oxidó solido, avance en el procesado de materiales
(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 ...
Electrochemical and degradation behaviour study of different SOFC compounds
(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 ...
Optimization of the large scale synthesis of the LSF-20 cathode material for SOFCs
(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
(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 ...