ChemInform Abstract: Structure of Porous Aggregates of the Ammonium Salt of Dodecatungstophosphoric Acid, (NH4)3PW12O40: Unidirectionally Oriented Self-Assembly of Nanocrystallites.
Abstract
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ChemInform Abstract
The title compound is precipitated at 368 K from aqueous solutions of H3PW12O40 and NH4HCO3 and crystallizes in the cubic system. The shape of formed aggregates changes from spherical to symmetric dodecahedral depending on the precipitation temperature.