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Publikováno v:
Journal of Solid State Chemistry. 122:324-332
Hydroxycarbonate precursors with different Cu/Zn/Co/Al/Cr atomic ratios were prepared by coprecipitation of the metal nitrates with a stoichiometric amount of NaHCO3under controlled conditions of temperature, stirring, and pH. Cu–Zn–Co–Al–Cr
Publikováno v:
Journal of Solid State Chemistry. 119:246-253
Hydroxycarbonate precursors with different Cu/Zn/Co/Cr atomic ratios and CuZnCoCr oxides obtained by thermal treatment of the precursors at different temperatures (623, 723, and 973 K in air) have been examined. Characterization has been per