Solis Díaz, Cecilia; Serra Alfaro, José Manuel(Elsevier, 2011-05-19)
[EN] Structural characterization and transport properties of A- (Ce and Pr) and B-site (Mn) doped La0.995Ca0.005- NbO4 (-) (delta) (LCN) have been investigated. Conductivity data have been analyzed in the temperature range ...
Escolástico Rozalén, Sonia; KJOLSETH, C.; Serra Alfaro, José Manuel(Elsevier, 2016-11-01)
[EN] The application of catalytic membrane reactors can overcome some of the disadvantages that reactions for the direct conversion of methane to fuels and petrochemicals present. Hydrogen separation membranes can shift ...
Solis Díaz, Cecilia; Navarrete Algaba, Laura; Balaguer, María; Serra Alfaro, José Manuel(Elsevier, 2014-07-15)
[EN] Porous electrodes based on the system La0.85Sr0.15Cr1-xNixO3-delta (x = 0.1 and 0.2) have been investigated as anodes for proton conducting solid oxide fuel cells based on the La5.6WO11.4-delta (LWO) electrolyte ...
Solis Díaz, Cecilia; Vert Belenguer, Vicente Bernardo; Fabuel Robledo, María; Serra Alfaro, José Manuel(Elsevier, 2011-11-15)
[EN] The electrochemical properties of mixed-conducting ceramic-ceramic (cer-cer) composites for proton-conducting solid oxide fuel cells (PC-SOFCs) based on La0.995Ca0.005NbO4-delta (LCN) have been investigated. Different ...
Vert Belenguer, Vicente Bernardo; Solis Díaz, Cecilia; Serra Alfaro, José Manuel(Wiley-VCH Verlag, 2010-08-17)
[EN] The electrochemical properties of mixed conducing ceramic¿ceramic composites for proton conducting fuel cells have been investigated. Different ratios of Pr0.58Sr0.4Fe0.8Co0.2O3¿¿¿BaCe0.9Yb0.1O3¿¿ composites have been ...
Cavallaro, Andrea; Solis Díaz, Cecilia; Garcia, Pablo R.; Ballesteros, Belén; Serra Alfaro, José Manuel; Santiso, Jose L.(Elsevier, 2012-05-28)
[EN] Ca-doped LaNbO4 (LCNO) material has shown outstanding stability in harsh environments in combination with moderate proton-conductivity in polycrystalline samples at intermediate temperatures below 800 degrees C under ...
Balaguer Ramírez, María; Solis Díaz, Cecilia; Bozza, F.; Bonanos, N.; Serra Alfaro, José Manuel(Royal Society of Chemistry, 2013)
This work shows the development of anodes based Sr-doped LaCrO3 (LSC) for La5.6WO11.4-d;-based proton conducting fuel cells. The electrode was improved by considering the operation limitations of the LSC material, which ...
Escolástico Rozalén, Sonia; Solis Díaz, Cecilia; Scherb, Tobias; Schumacher, Gerhard; Serra Alfaro, José Manuel(Elsevier, 2013-10-01)
Tungstates Ln(6)WO(12) are proton conducting crystalline materials which show significant mixed protonic and electronic conductivity and stability in moist CO2 environments. These materials are promising candidates for ...
Escolástico Rozalén, Sonia; Serra Alfaro, José Manuel(Elsevier, 2015-09-01)
This work presents the structural and electrochemical characterization of mixed conducting materials based on the system Nd5.5W1-xUxO11.25-delta where x = 0.1, 0.5 and 1. The evolution of the crystalline structure is studied ...
[EN] CsH2PO4 is a proton conductor pertaining to the acid salts group and shows a phase transition from monoclinic to cubic phase at 232 +/- 2 degrees C under high-steam atmospheres (>30%). This cubic phase gives rise to ...
Escolástico Rozalén, Sonia; Somacescu, Simona; Serra Alfaro, José Manuel(American Chemical Society, 2014-01-28)
Nd5.5WO11.25-delta is a mixed proton-electron conducting oxide, which shows an important mixed conductivity and stability in moist CO2 environments. However, the H-2 fluxes obtained with this material are not high enough ...