title: Mixed-valence manganese calcium oxides as efficient catalysts for water oxidation.
abstract: Incorporation of calcium to mixed-valence manganese oxides improved the water oxidation activity of these manganese oxides.
authors.affiliation: Department of Chemistry, Institute for Advanced Studies in Basic Sciences, Zanjan, 45137-66731, Iran. mmnajafpour@iasbs.ac.ir
authors.forename: Mohammad Mahdi
authors.initials: MM
authors.lastname: Najafpour