ChemInform Abstract: Phase Relations in the MgMoO4-Mg3V2O8 System and Crystal Structure of Mg2.54V1.08Mo0.92O8.
β Scribed by X. WANG; C. L. STERN; K. R. POEPPELMEIER
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 31 KB
- Volume
- 28
- Category
- Article
- ISSN
- 0931-7597
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β¦ Synopsis
Phase Relations in the MgMoO4-Mg3V2O8 System and Crystal Structure of Mg2.54V1.08Mo0.92O8.
-In the phase diagram of the pseudobinary title system, established by XRD and DTA methods, a solid solution Mg2.5+xV1+2xMo1-2xO8 (-0.05 . ltoreq. x β€ 0.05) is found at 1100 β’ C in air. Single crystals of the title composition are grown from the Mg-V-Mo oxide flux and characterized by single crystal XRD. In the structure ( orthorhombic, Pnma, Z = 6) V and Mo cations remain in their highest oxidation state. Charge neutrality associated with the variation of the V/Mo ratio is balanced by the Mg cation concentration in the crystal. -(WANG,
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