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DC Field | Value | Language |
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dc.contributor.author | Rizos, A. K. | en |
dc.contributor.author | Floudas, G. | en |
dc.contributor.author | Brown, W. | en |
dc.date.accessioned | 2015-11-24T18:26:17Z | - |
dc.date.available | 2015-11-24T18:26:17Z | - |
dc.identifier.issn | 0022-3093 | - |
dc.identifier.uri | https://olympias.lib.uoi.gr/jspui/handle/123456789/15866 | - |
dc.rights | Default Licence | - |
dc.title | Local and global motions in concentrated solutions of poly(methyl methacrylate)/bis(2-ethylhexyl phthalate) | en |
heal.type | journalArticle | - |
heal.type.en | Journal article | en |
heal.type.el | Άρθρο Περιοδικού | el |
heal.identifier.primary | http://dx.doi.org/10.1016/0022-3093(94)90579-7 | - |
heal.identifier.secondary | http://www.sciencedirect.com/science/article/pii/0022309394905797 | - |
heal.access | campus | - |
heal.recordProvider | Πανεπιστήμιο Ιωαννίνων. Σχολή Επιστημών και Τεχνολογιών. Τμήμα Βιολογικών Εφαρμογών και Τεχνολογιών | el |
heal.publicationDate | 1994 | - |
heal.abstract | Photon correlation spectra (PCS) of the polarized and depolarized component of the scattered light have been recorded in concentrated solutions of low molecular weight poly(methylmethacrylate) (PMMA) in bis(2 ethylhexyl phthalate) (DOP), in the temperature range 250 360 K. At high temperatures, T, above, the glass transition temperature, Tng, PCS probes the concentration fluctuations, whereas at lower T the faster density fluctuations also appear in the same time window. Near Tg, the PCS in the depolarized mode detects orientation fluctuations in the mixture that exhibit very broad distributions of relaxation times (βKWW ? 0.2). The results are described in terms of the Kohlrausch-Williams-Watts (KWW) relaxation function and discussed in terms of the coupling scheme of relaxation. | en |
heal.journalName | Journal of Non-Crystalline Solids | en |
heal.journalType | peer reviewed | - |
heal.fullTextAvailability | TRUE | - |
Appears in Collections: | Άρθρα σε επιστημονικά περιοδικά ( Ανοικτά) - ΦΥΣ |
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File | Description | Size | Format | |
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floudas-1994-Local and global motions in concentrated solutions of poly methyl methacrylat bis2-ethylhexyl phthalate.pdf | 220.11 kB | Adobe PDF | View/Open Request a copy |
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