Browsing by Author "Serra Alfaro, José Manuel"

Adjusting the conduction properties of La0.995Ca0.005NbO4 by doping for proton conducting fuel cells electrode operation

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 ...

Boosting the oxygen reduction reaction mechanisms in IT-SOFC cathodes by catalytic functionalization

Navarrete Algaba, Laura; Solis Díaz, Cecilia; Serra Alfaro, José Manuel (Royal Society of Chemistry, 2015)

A robust LSM-GDC composite was used as a backbone electrode for the infiltration of different catalysts, dispersed as oxide nanoparticles after firing. Catalyst candidates were screened using symmetric cells supported on ...

Bulk transport and oxygen surface exchange of the mixed ionic-electronic conductor Ce1 xTbxO2-d (x=0.1, 0.2, 0.5)

Balaguer Ramírez, María; Yoo, C.Y.; Bouwmeester, H.J.M; Serra Alfaro, José Manuel (Royal Society of Chemistry, 2013)

Bulk ionic and electronic transport properties and the rate of oxygen surface exchange of Tb-doped ceria have been evaluated as a function of Tb concentration, aiming to assess the potential use of the materials as ...

Caracterización electroquímica de pilas de combustible de óxido sólido para la optimización de sus condiciones operativas

Almar Liante, Laura (2013-11-18)

Consulta en la Biblioteca ETSI Industriales (8075)

Catalyst Screening for Oxidative Coupling of Methane Integrated in Membrane Reactors

García-Fayos, Julio; Lobera González, Maria Pilar; Balaguer Ramirez, Maria; Serra Alfaro, José Manuel (Frontiers Media SA, 2018)

[EN] Increased availability of methane from shale gas and stranded gas deposits in the recent years may facilitate the production of ethylene by means of potentially more competitive routes than the state-of-the-art steam ...

Catalytic activation of ceramic H2 membranes for CMR processes

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 ...

Catalytic Surface Promotion of Composite Cathodes in Protonic Ceramic Fuel Cells

Solis Díaz, Cecilia; Navarrete Algaba, Laura; Bozza, Francesco; Bonanos, Nikolaos; Serra Alfaro, José Manuel (Wiley, 2015-08)

[EN] Composite cathodes based on an electronic conductor and a protonic conductor show advantages for protonic ceramic fuel cells. In this work, the performance of a La5.5WO11.25-delta/La0.8Sr0.2MnO3+delta (LWO/LSM) composite ...

Catalytic surface promotion of highly active La0.85Sr0.15Cr0.8Ni0.2O3-delta anodes for La5.6WO11.4-delta based proton conducting fuel cells

Solis Díaz, Cecilia; Balaguer Ramirez, Maria; Bozza, F.; Bonanos, Nikos; Serra Alfaro, José Manuel (Elsevier, 2014)

[EN] La0.85Sr0.15CrO3-delta (LSC), La0.85Sr0.15Cr0.8Ni0.2O3-delta (LSCN) and LSCN infiltrated with Ni nanoparticles were tested as anodes for symmetrical cells based on La5.6WO11.4-delta (LWO) protonic electrolyte. These ...

Cathode materials for La0.995Ca0.005NbO4 proton ceramic electrolyte

Kravchyk, K.V.; Quarez, E.; Solis Díaz, Cecilia; Serra Alfaro, José Manuel; Joubert, O. (Elsevier, 2011-10)

[EN] The study presents the chemical and mechanical compatibility of the proton conducting electrolyte La0.995Ca0.005NbO4 (LCNO) with the LSM, LSCM and BSCF cathodes and the electrochemical performance of symmetrical cells ...

Chemical stability in H2S and creep characterization of the mixed protonic conductor Nd5.5WO11.25-d

Escolástico Rozalén, Sonia; Stournari, V.; Malzbender, J.; Haas-Santo, K.; Dittmeyer, Roland; Serra Alfaro, José Manuel (Elsevier, 2018)

[EN] The integration of hydrogen permeable membranes in catalytic membrane reactors for thermodynamically limited reactions such as steam methane reforming can improve the per-pass yield and simultaneously produce a ...

Combined investigation of bulk diffusion and surface exchange parameters of silver catalyst coated yttrium-doped BSCF membranes

Haworth, Patrick; Smart, Simon; Serra Alfaro, José Manuel; Diniz da Costa, Joe (Royal Society of Chemistry, 2012)

[EN] The combined effect of minor yttrium doping and silver catalyst deposition on the surface kinetics (kchem) and bulk diffusion (D-chem) of BSCF (Ba0.5Sr0.5Co0.8Fe0.2O3-d) perovskite membranes was explored using electrical ...

Controlling the stress state of La1-xSrxCoyFe1 (-) O-y(3-delta) oxygen transport membranes on porous metallic supports deposited by plasma spray-physical vapor process

Marcano, Diana; Mauer, Georg; Sohn, Y. J.; Vaßen, Robert; García-Fayos, Julio; Serra Alfaro, José Manuel (Elsevier, 2016-04-01)

[EN] La0.58Sr0.4Co0.2Fe0.8O3-delta (LSCF), deposited on a metallic porous support by plasma spray -physical vapor deposition (PS-PVD) is a promising candidate for oxygen -permeation membranes. However, after O-2 permeation ...

Dense membranes for oxygen and hydrogen separation (DEMOYS): project overview and first results

Pinacci, P.; Louradour, E.; Wimbert, L.; Gindrat, M.; Jarligo, M.O.; Vassen, R.; Comite, A.; Serra Alfaro, José Manuel; Jewulski, J.; Mancuso, L.; Chiesa, P.; Prestat, M.; Ivers-Tiffee, E. (Elsevier, 2013)

This paper provides an overview of objectives, structure and first results of the DEMOYS project, financially supported by the European Commission in the frame of the 7th FP Energy. The project started on May 1, 2010 and ...

Desarrollo de cátodos avanzados de pilas de combustible de óxidos sólidos

Navarrete Algaba, Laura (2012-05-14)

Las pilas de combustible permiten transformar la energía química de combustibles (CH4, H2, etc.) en electricidad del modo más eficiente posible. En este proyecto se han estudiado cátodos para pilas de óxido sólido para ...

Desarrollo de materiales porosos basados en estructuras metal-orgánicas para aplicaciones electroquímicas

Palací López, Daniel Gonzalo (2013-04-30)

Consulta en la Biblioteca ETSI Industriales (9226)

Desarrollo y optimización de materiales para membranas cerámicas permeables a h2 a alta temperatura

Rico Santacruz, Marisa (2013-11-19)

Proyecto Confidencial

Development and understanding of La0.85Sr0.15Cr1-xNixO3-delta anodes for La5.6WO11.4-delta-based Proton Conducting Solid Oxide Fuel Cells

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 ...

DEVELOPMENT OF CERAMIC MIEC MEMBRANES FOR OXYGEN SEPARATION: APPLICATION IN CATALYTIC INDUSTRIAL PROCESSES

García Fayos, Julio (2017-09-01)

The present Thesis is focused on the development of ceramic membranes for the production of O2, as well as their use in several industrial applications (e.g. power generation, chemical industry). Different materials such ...

Development of CO2 Protective Layers by Spray Pyrolysis for Ceramic Oxygen Transport Membranes

García Torregrosa, Iván; Lobera González, Maria Pilar; Solis Díaz, Cecilia; Atienzar Corvillo, Pedro Enrique; Serra Alfaro, José Manuel (Wiley-VCH Verlag, 2011)

[EN] Ceramic mixed ionic¿electronic conducting (MIEC) membranes enable very selective oxygen separation from air at high temperatures. Two major potential applications of oxygen-transport membranes are: i) oxygen production ...

Development of dual-phase materials for H2-Separation based o barium cerate compostes

Batista Grau, Patricia (2017-07-07)

Consulta en la Biblioteca ETSI Industriales (Riunet)

Browsing by Author "Serra Alfaro, José Manuel"

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Browsing by Author "Serra Alfaro, José Manuel"