Mobility and reactivity of lattice oxygen in Gd-doped ceria promoted by Pt

Sadykov VA; Frolova YV; Alikina GM; Lukashevich AI; Muzykantov VS; Rogov VA; Moroz EM; Zyuzin DA; Ivanov VP; Borchert H; Paukshtis EA; Bukhtiyarov VI; Kaichev VV; Neophytides S; Kemnitz E; Scheurell K

Reaction Kinetics and Catalysis Letters, Vol.85, No.2, 367-374, 2005

DOI10.1007/s11144-005-0287-1 Export Citation

Mobility and reactivity of lattice oxygen in Gd-doped ceria promoted by Pt

Sadykov VA, Frolova YV, Alikina GM, Lukashevich AI, Muzykantov VS, Rogov VA, Moroz EM, Zyuzin DA, Ivanov VP, Borchert H, Paukshtis EA, Bukhtiyarov VI, Kaichev VV, Neophytides S, Kemnitz E, Scheurell K

For samples of the Ce1-xGdxO2-y system prepared by the Pechini route and promoted with Pt, the mobility and reactivity of lattice oxygen were found to correlate with the density of surface and bulk anion vacancies.

Keywords:Gd-doped ceria;oxygen mobility;hydrogen TPR;methane TPR