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Hydrogen production aided by new (1-x) SrTi0.5Fe0.5O3-delta-xCe(0.8)(Sm0.8Sr0.2)(0.2)O2-delta(MIEC) composite membranes
(2014)
In the present work, composite materials of the type (1-x)SrTi0.5Fe0.5O3-delta-xCe(0.8)(Sm0.8Sr0.2)(0.2)O2-delta (with x = 0, 0.25, 0.5, 0.75 and 1) are obtained by the two step solid state technique. Their transport ...
Insights on thermal and transport features of BaCe0.8-xZrxY0.2O3-delta proton-conducting materials
(2015)
BaCe0.8-xZrxY0.2O3-delta-based materials (BCZYx, 0 <= x <= 0.8) are obtained through a modified citrate-nitrate combustion method at 1150 degrees C with following sintering at 1450 degrees C. Then their thermomechanical ...
Sulfur and carbon tolerance of BaCeO3-BaZrO3 proton-conducting materials
(2015)
In the present work, BaCe0.8-xZrxY0.2O3-delta-based ceramic samples (BCZYx) are prepared and their chemical stability in corrosive atmospheres containing high concentrations of H2O, CO2 and H2S is investigated. Based on ...
Single phase materials based on Co-doped SrTiO3 for mixed ionic-electronic conductors applications
(2012)
In the present work the effect of cobalt oxide addition on the structural and electrical properties of strontium titanate is examined. The SrTi1-xCoxO3-delta (0 <= x <= 0.4) samples were synthesized according to solid state ...
Structural, thermomechanical and electrical properties of new (1-x) Ce0.8Nd0.2O2-delta-xBaCe(0.8)Nd(0.2)O(3-delta) composites
(2014)
In this work composite (1-x)Ce0.8Nd0.2O2-delta-xBaCe(0.8)Nd(0.2)O(3-delta) ceramics were prepared via the one-step citrate-nitrate combustion procedure, and characterised by TG-DSC, XRD analysis, and SEM. Their transport ...
Thermodynamic analysis, of a solid oxide fuel cell system fuelled by ethanol
(2001)
In the present study, a detailed thermodynamic analysis has been carried out in order to provide useful information concerning ethanol utilization as alternative fuel in solid oxide fuel cells (SOFCs). by using different ...
Influence of Cu on the properties of gadolinium-doped barium cerate
(2008)
In the present work the effect of copper oxide addition on the densification behavior and electrical conductivity of BaCe1-xGdxO3-delta (BCG) type ceramics is investigated. Small addition (1 mol%) of this sintering additive ...
Thermodynamic analysis of a hydrogen fed solid oxide fuel cell based on a proton conductor
(2001)
In the present investigation, the thermodynamic analysis of a solid oxide fuel cell based on protonic electrolyte (SOFC(H(+))) and fed with hydrogen is performed. The influence of such parameters as hydrogen purity, air ...
High temperature electrolyzer based on solid oxide co-ionic electrolyte: A theoretical model
(2007)
In the present work a theoretical model of a solid oxide electrolyzer based on an electrolyte having both oxygen ion and proton conductivity is considered. The main parameters of the electrolytic process and an electrolyzer ...
Investigation of the protonic conduction in Sm doped BaCeO3
(2008)
In the present work the structural and electrical properties of samarium-doped barium cerate perovskites of BaCe1-xSmxO3-delta formula (with x=0-0.2), prepared by following the solid state reaction method, are investigated. ...