Spectroscopic Evidence of Phase Transition of Monomolecular Water in Solid Polystyrene
Author(s) -
Makoto GemmeiIde,
Hiromi Kitano
Publication year - 2008
Publication title -
the journal of physical chemistry b
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.864
H-Index - 392
eISSN - 1520-6106
pISSN - 1520-5207
DOI - 10.1021/jp711697e
Subject(s) - polystyrene , sublimation (psychology) , polymer , fourier transform infrared spectroscopy , materials science , phase transition , infrared spectroscopy , chemical engineering , water vapor , analytical chemistry (journal) , polymer chemistry , chemistry , thermodynamics , organic chemistry , composite material , psychology , physics , engineering , psychotherapist
Phase transition behavior of monomolecular water in solid polystyrene was examined by temperature variable Fourier transform infrared spectroscopy. Spectral changes showed for the first time that monomolecular water in a polymer matrix (in a closed system) could be condensed and then frozen and also that the ice formed could be grown and diminished by vapor deposition in cooling process and sublimation in heating process, respectively.
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