S 19 Samgin, A. L. Percolation origin of anomalous conductivity behavior in BaCe1-xErxO3 near x = 0.3 [Text] / A. L. Samgin // Solid State Ionics. - 2000. - V. 136-137. - P1363-1366. - Библиогр.: с. 1336 (16 назв.) . - ISSN 0167-2738 Рубрики: ХИМИЧЕСКИЕ НАУКИ Кл.слова (ненормированные): ХИМИЯ -- BaCe1-xErxO3 -- Ba -- Ce -- БАРИЙ -- ЦЕРИЙ -- СТРУКТУРА ПЕРОВСКИТА -- ПЕРОВСКИТЫ -- ТВЕРДЫЕ РАСТВОРЫ -- РАСТВОРЫ ТВЕРДЫЕ -- ПРОТОННАЯ ПРОВОДИМОСТЬ -- ПРОВОДИМОСТЬ ПРОТОННАЯ Аннотация: A perovskite-structured solid solution BaCe1-xErxO3 at high doping level was demonstrated to have percolation properties. In the special case that this system is partitioned into a mixture of two phases whose fractions vary with concentration of Er ions, the anomalous behavior of protonic conduction is explained by the existence of a percolation threshold near x = 0.3 |