{"id":28564,"date":"2011-11-01T23:40:26","date_gmt":"2011-11-01T22:40:26","guid":{"rendered":"https:\/\/icmsva.vallealto.es\/?articulos_sci=structural-and-catalytic-properties-of-lanthanide-la-eu-gd-doped-ceria"},"modified":"2026-04-14T11:49:32","modified_gmt":"2026-04-14T09:49:32","slug":"structural-and-catalytic-properties-of-lanthanide-la-eu-gd-doped-ceria-2","status":"publish","type":"articulos_sci","link":"https:\/\/icmsva.vallealto.es\/?articulos_sci=structural-and-catalytic-properties-of-lanthanide-la-eu-gd-doped-ceria-2","title":{"rendered":"Structural and catalytic properties of lanthanide (La, Eu, Gd) doped ceria"},"content":{"rendered":"<figure><img decoding=\"async\" src=\"https:\/\/icmsva.vallealto.es\/wp-content\/uploads\/2011\/11\/Structural-and-catalytic-properties-of-lanthanide-1.jpg\" alt=\"Structural and catalytic properties of lanthanide (La, Eu, Gd) doped ceria\" \/><\/figure>\n<p>Ce<sub>0.9<\/sub>M<sub>0.1<\/sub>O<sub>2-\u03b4<\/sub> mixed oxides (M=La, Eu and Gd) were synthesized by coprecipitation. Independent of the dopant cation, the obtained solids maintain the F-type crystalline structure, characteristic of CeO<sub>2<\/sub> (fluorite structure) without phase segregation. The ceria lattice expands depending on the ionic radii of the dopant cation, as indicated by X-ray diffraction studies. This effect also agrees with the observed shift of the F<sub>2g<\/sub> Raman vibrational mode. The presence of the dopant cations in the ceria lattice increases the concentration of structural oxygen vacancies and the reducibility of the redox pair Ce<sup>4<\/sup>\/Ce<sup>3<\/sup>. All synthesized materials show higher catalytic activity for the CO oxidation reaction than that of bare CeO<sub>2<\/sub>, being Eu-doped solid the one with the best catalytic performances despite of its lower surface area.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ce0.9M0.1O2-\u03b4 mixed oxides (M=La, Eu and Gd) were synthesized by coprecipitation. Independent of the dopant cation, the obtained solids maintain the F-type crystalline structure, characteristic of CeO2 (fluorite structure) without phase segregation. The ceria lattice expands depending on the ionic radii of the dopant cation, as indicated by X-ray diffraction studies. This effect also agrees&hellip;<\/p>\n","protected":false},"featured_media":28566,"template":"","autores":[],"grupos_de_investigacion":[136],"revistas":[840],"anos":[894],"class_list":["post-28564","articulos_sci","type-articulos_sci","status-publish","has-post-thumbnail","hentry","grupos_de_investigacion-quimica-de-superficies-y-catalisis","revistas-journal-of-solid-state-chemistry","anos-894","description-off"],"acf":[],"_links":{"self":[{"href":"https:\/\/icmsva.vallealto.es\/index.php?rest_route=\/wp\/v2\/articulos_sci\/28564","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/icmsva.vallealto.es\/index.php?rest_route=\/wp\/v2\/articulos_sci"}],"about":[{"href":"https:\/\/icmsva.vallealto.es\/index.php?rest_route=\/wp\/v2\/types\/articulos_sci"}],"version-history":[{"count":1,"href":"https:\/\/icmsva.vallealto.es\/index.php?rest_route=\/wp\/v2\/articulos_sci\/28564\/revisions"}],"predecessor-version":[{"id":28567,"href":"https:\/\/icmsva.vallealto.es\/index.php?rest_route=\/wp\/v2\/articulos_sci\/28564\/revisions\/28567"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/icmsva.vallealto.es\/index.php?rest_route=\/wp\/v2\/media\/28566"}],"wp:attachment":[{"href":"https:\/\/icmsva.vallealto.es\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=28564"}],"wp:term":[{"taxonomy":"autores","embeddable":true,"href":"https:\/\/icmsva.vallealto.es\/index.php?rest_route=%2Fwp%2Fv2%2Fautores&post=28564"},{"taxonomy":"grupos_de_investigacion","embeddable":true,"href":"https:\/\/icmsva.vallealto.es\/index.php?rest_route=%2Fwp%2Fv2%2Fgrupos_de_investigacion&post=28564"},{"taxonomy":"revistas","embeddable":true,"href":"https:\/\/icmsva.vallealto.es\/index.php?rest_route=%2Fwp%2Fv2%2Frevistas&post=28564"},{"taxonomy":"anos","embeddable":true,"href":"https:\/\/icmsva.vallealto.es\/index.php?rest_route=%2Fwp%2Fv2%2Fanos&post=28564"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}