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Ternary System Li2O—K2O—Nb2O5. Part 1. Phase Equilibria Around the Lithium Niobate Existence Field.

✍ Scribed by M. Cochez; M. Ferriol; L. Poeppl; K. Polgar; A. Peter

Publisher
John Wiley and Sons
Year
2005
Weight
8 KB
Volume
36
Category
Article
ISSN
0931-7597

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Crystal Structure Refinement of MgNb2O6C
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✍ S. Pagola; R.E. Carbonio; J.A. Alonso; M.T. Fernández-Dı́az 📂 Article 📅 1997 🏛 Elsevier Science 🌐 English ⚖ 465 KB

The crystal structure of the columbite-type phase MgNb 2 O 6 has been refined from powder neutron diffraction data. The compound is orthorhombic, space group Pbcn (60), Z ‫؍‬ 4, with unit cell parameters a ‫؍‬ 14.1875(1), b ‫؍‬ 5.7001(1), c ‫؍‬ 5.0331(1) A > . The structure contains chains of NbO 6