Hydrothermal synthesis of new organically intercalated layered vanadates

被引:12
作者
Sharma, S
Ramanan, A [1 ]
Jansen, M
机构
[1] Indian Inst Technol, Dept Chem, New Delhi 110016, India
[2] Max Planck Inst Solid State Res, D-70569 Stuttgart, Germany
关键词
hydrothermal synthesis; vanadium oxide; patterson plots;
D O I
10.1016/j.ssi.2004.02.012
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
In the present work we report the synthesis of four organic cation intercalated layered vanadium oxide bronzes by mild hydrothermal reactions: [(C6H5)(4)As](0.19)+V2O5, c similar to 17.7Angstrom; [(C6H5)(4)P](0.20)+V2O5, c similar to 17.2 Angstrom; [(C4H9)(4)P](0.19)+V2O5, c similar to 16.3Angstrom and [(C2H5)(4)N](0.58)(+) V2O5, c similar to 12.7 Angstrom. The layered solids were characterized using X-ray powder diffraction, electron microcopy, thermal analysis, FTIR and X-ray emission analysis. All the solids exhibited layered characteristics analogous to vanadium oxide xerogel. One-dimensional Patterson plots and electron density calculations suggest vanadium oxide bi-layer structure with organic molecules occupying inter-lamellar region. (C) 2004 Elsevier B.V. All rights reserved.
引用
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页码:93 / 98
页数:6
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