Sfoglia per Soggetto "ENEA"

A detailed analysis of thermal and chemical compatibility of cathode materials for BaCeO3 and BaZrO3-based electrolytes for solid oxide fuel cell application

Medvedev D., Lyagaeva J., Brouzgou A., Pikalova E., Plaksin S., Demin A., Tsiakaras P. (2015)

The identification of suitable cathode materials, which can be successfully used in unit SOFCs based on proton-conducting electrolytes during long-term stability and thermal cycling measurements is investigated in the ...

The effect of y by Yb substitution in BaCe0.5Zr0.3Y0.2O3-Δ on the target properties of proton-conducting electrolytes

Medvedev D., Lyagaeva J., Vdovin G., Brouzgou A., Demin A., Tsiakaras P. (2015)

The BaCe0.5Zr0.3Y0.2-xYbxO3-δ ceramic materials are prepared and characterized in the present work. The impact of the partial Y3+/Yb3+ substitution on i) crystal structure, ii) microstructure (relative density, grain size), ...

Preparation and characterization of Y-doped CaZrO3 electrolyte film on a porous SrTi0.8Fe0.2O3-Δ substrate

Dunyushkina L.A., Kuimov V.M., Pankratov A.A., Brouzgou A., Gorelov V.P., Tsiakaras P. (2015)

Fabrication, characterization and electrochemical performance of a dense Y-doped CaZrO3 electrolyte film deposited on a porous SrTi0.8Fe0.2O3-δ substrate is investigated in the present work. The film is prepared by a ...

Proton-conducting BaCe0.5Zr0.3Ln0.2O3-δ (Ln = Yb, Gd, Sm, Nd, la or Y) ceramics for solid oxide fuel cell applications: Effects of acceptor-doping on microstructure, thermal and electrical properties

Lyagaeva J., Medvedev D., Antonov B., Dunyushkina L., Kuimov V., Demin A., Brouzgou A., Tsiakaras P. (2015)

Six materials belonging to Ln-doped BaCeO3-BaZrO3 system (Ln = Yb, Y, Gd, Sm, Nd, La) are prepared and characterized in the present work. The impact of the type of the acceptor dopant on (i) the microstructure (relative ...

Proton-conducting electrolytes based on Ba(Ce, Zr)O3: The comparative analysis of synthesis methods

Medvedev D., Lygaeva J., Vylkov A., Gorshkov M., Demin A., Tsiakaras P. (2015)

This works is aimed at the identifying possible synthesis ways for the formation of a proton-conducting electrolyte based on BaCeO3 and BaZrO3 solid solutions. Among different methods (solid-state reaction, citrate-nitrate ...

Very low Pt-Pd based electrocatalysts for oxygen reduction reaction

Brouzgou A., Tzorbatzoglou F., Song S., Gorbova E., Tsiakaras P. (2015)

In the present manuscript very low-platinum electrocatalysts, Pd97Pt3/C, Pd98Pt2/C, Pd99Pt1/C and pure Pd/C are prepared and examined for oxygen reduction reactions (ORR) with the rotating electrode technique. From the ...