Drying induced phase transformation of mesoporous silica
Author(s) -
MingChang Liu,
HwoShuenn Sheu,
Soofin Cheng
Publication year - 2002
Publication title -
chemical communications
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.837
H-Index - 333
eISSN - 1364-548X
pISSN - 1359-7345
DOI - 10.1039/b209009k
Subject(s) - crystallization , mesoporous material , phase (matter) , materials science , mesoporous silica , chemical engineering , hexagonal crystal system , evaporation , transformation (genetics) , solvent , crystallography , chemistry , organic chemistry , catalysis , thermodynamics , biochemistry , physics , gene , engineering
Solvent evaporation upon drying the precipitate was found to be the key factor for the phase transformation of cubic mesoporous silica SBA-1 to hexagonal SBA-3 studied by in-situ X-ray diffraction and 29Si solid state NMR on the precipitates formed various crystallisation conditions.
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