A Raman spectroscopic study of the plastically crystalline state of organic compounds

Ganguly, Somnath ; Ramachandra Swamy, H. ; Rao, C. N. R. (1983) A Raman spectroscopic study of the plastically crystalline state of organic compounds Journal of Molecular Liquids, 25 (2). pp. 139-147. ISSN 0167-732

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Official URL: http://www.sciencedirect.com/science/article/pii/0...

Related URL: http://dx.doi.org/10.1016/0167-7322(83)80016-6

Abstract

The depolarized and polarized components of internal Raman bands of succinonitrile, t̲-butyl chloride and t̲-butyl bromide in their plastic crystalline and liquid phases have been analyzed to obtain rotational and vibrational correlation functions. The rotational correlation times are continuous through the plastic-liquid transition and show an Arrhenius behaviour, from which activation energies for rotation have been calculated. Vibrational correlation times are nearly constant in the range of temperature investigated, except for a small change near the plastic-liquid phase transition temperature.

Item Type:Article
Source:Copyright of this article belongs to Elsevier Science.
ID Code:42417
Deposited On:02 Jun 2011 13:39
Last Modified:02 Jun 2011 13:39

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