A Vanadium (V) Hydroxymonophosphate Hydrate with a “Tape-Like” structure: K3(VO2)2PO4PO3OH·H2O
✍ Scribed by A. Leclaire; M.M. Borel; B. Raveau
- Publisher
- Elsevier Science
- Year
- 2002
- Tongue
- English
- Weight
- 495 KB
- Volume
- 163
- Category
- Article
- ISSN
- 0022-4596
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✦ Synopsis
A new vanadium (V) hydroxymonophosphate hydrate, K 3 (VO 2 ) 2 PO 4 PO 3 OH ' H 2 O, with a 99tape-like:: structure has been synthesized. This compound crystallizes in the space group P2 1 /c with a ؍ 5.099( 1) A > , b ؍ 29.168(3) A > , c ؍ 8.115(1) A > , ؍ 91.65(1)3. Its structure consists of [V 2 P 2 O 11 OH] ribbons built up of corner-sharing VO 5 pyramids, PO 4 , and PO 3 OH tetrahedra, interleaved with K ؉ ions and H 2 O molecules. In spite of its unidimensional character, this structure forms pentagonal tunnels. Relationships with frameworks involving tetragonal tunnels are studied. 2002 Elsevier Science (USA)
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