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Chem. Mater. 1999, 11, 1652-1658
Articles Silver Antimonates with Pyrochlore-like Structure Prepared by Thermal Treatment of Silver Proton-Exchanged Antimonic Acid: Formation Process and Structural Characterization Aldo J. G. Zarbin,† Oswaldo L. Alves,† J. Manuel Amarilla,‡ Rosa M. Rojas,‡ and Jose´ M. Rojo*,‡ Laborato´ rio de Quı´mica do Estado Solido, Instituto de Quı´mica, UNICAMP, CP 6154, 13081 Campinas, SP, Brazil, and Instituto Ciencia de Materiales de Madrid, Consejo Superior de Investigaciones Cientı´ficas, Cantoblanco, 28049 Madrid, Spain Received June 1, 1998. Revised Manuscript Received January 20, 1999
Silver proton-exchanged antimonic acids, with pyrochlore-type structure and composition of H2-xAgxSb2O6‚nH2O, (0 < x