Аннотация:In this work organic surfactant (cetyltrimethylammoniumbromide, CTAB) and pine sawdust (SD) were compared as templates to create advanced textures for oxide systems CeZrO2 (CZ) and CuO/CeZrO2 of various composition. CuO addition (about 25 mol.%) was used to decrease the reaction temperature. The influence of calcination temperature (500 or 600 °C) and Ce:Zr ratio on the oxygen mobility and catalytic properties in CO oxidation were studied.