Simulating the dissolution and growth of zeolite beta C

被引:23
作者
Chiu, ME
Slater, B
Gale, JD
机构
[1] Univ Cambridge, Dept Chem, Cambridge CB2 1EW, England
[2] UCL Royal Inst Great Britain, Davy Faraday Res Lab, London W1S 4BS, England
[3] Curtin Univ Technol, Dept Appl Chem, Nanochem Res Inst, Perth, WA 6845, Australia
关键词
crystal growth; solid-state structures; solvent effects; surface chemistry; zeolites;
D O I
10.1002/anie.200461545
中图分类号
O6 [化学];
学科分类号
0703 [化学];
摘要
A simple model of zeolite growth and dissolution has been constructed. Lattice-energy calculations suggest that both growth and dissolution, progressing through attachment or leaching of monomeric units, involves a number of exothermic and endothermic steps. Oligomeric units may play a key role in overcoming the most endothermic (rate-determining) steps of crystal growth associated with the pictured high-energy structure. © 2005 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim.
引用
收藏
页码:1213 / 1217
页数:5
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