| http://www.w3.org/ns/prov#value | - Specifically, in a particulate inorganic mixed oxide comprising, in terms of element, aluminum, zirconium, cerium, and first and second additional elements each selected from the group consisting of rare earth elements other than cerium and alkaline earth elements, contents of the components are controlled within specific ranges, a region (an enriched surface region) where a concentration of the s
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