Acoustical spectroscopy of carbohydrate aqueous solutions: saccharides; alkyl glycosides; cyclodextrins. Part I. Conformer variations
Acoustical attenuation spectra in the frequency range 12 kHz - 2 GHz and non-equilibrium time domain measurements are briefly reviewed for aqueous solutions of various mono- and disaccharides as well as alkyl glycosides. Several relaxation regimes emerge with relaxation times between 10-11s and 103s...
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| Format: | Article |
| Language: | English |
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Institute of Fundamental Technological Research Polish Academy of Sciences
2013-11-01
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| Series: | Archives of Acoustics |
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| Online Access: | https://acoustics.ippt.pan.pl/index.php/aa/article/view/225 |
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| _version_ | 1849430777761103872 |
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| author | Udo KAATZE |
| author_facet | Udo KAATZE |
| author_sort | Udo KAATZE |
| collection | DOAJ |
| description | Acoustical attenuation spectra in the frequency range 12 kHz - 2 GHz and non-equilibrium time domain measurements are briefly reviewed for aqueous solutions of various mono- and disaccharides as well as alkyl glycosides. Several relaxation regimes emerge with relaxation times between 10-11s and 103s. In this paper relaxation terms reflecting conformational changes are discussed, particularly mutarotation (103s), chair-chair ring inversion (1 μs), two modes of pseudorotation (100 ns, 10 ns), disaccharide ring isomerisation (10 ns), and exocyclic side group rotation (1 ns). |
| format | Article |
| id | doaj-art-8e63d8a46ca2494c8414019350e0c809 |
| institution | Kabale University |
| issn | 0137-5075 2300-262X |
| language | English |
| publishDate | 2013-11-01 |
| publisher | Institute of Fundamental Technological Research Polish Academy of Sciences |
| record_format | Article |
| series | Archives of Acoustics |
| spelling | doaj-art-8e63d8a46ca2494c8414019350e0c8092025-08-20T03:27:52ZengInstitute of Fundamental Technological Research Polish Academy of SciencesArchives of Acoustics0137-50752300-262X2013-11-01354Acoustical spectroscopy of carbohydrate aqueous solutions: saccharides; alkyl glycosides; cyclodextrins. Part I. Conformer variationsUdo KAATZE0Georg-August-University Goettingen Drittes Physikalisches InstitutAcoustical attenuation spectra in the frequency range 12 kHz - 2 GHz and non-equilibrium time domain measurements are briefly reviewed for aqueous solutions of various mono- and disaccharides as well as alkyl glycosides. Several relaxation regimes emerge with relaxation times between 10-11s and 103s. In this paper relaxation terms reflecting conformational changes are discussed, particularly mutarotation (103s), chair-chair ring inversion (1 μs), two modes of pseudorotation (100 ns, 10 ns), disaccharide ring isomerisation (10 ns), and exocyclic side group rotation (1 ns).https://acoustics.ippt.pan.pl/index.php/aa/article/view/225acoustical spectroscopynon-equilibrium spectroscopycarbohydrate solutions |
| spellingShingle | Udo KAATZE Acoustical spectroscopy of carbohydrate aqueous solutions: saccharides; alkyl glycosides; cyclodextrins. Part I. Conformer variations Archives of Acoustics acoustical spectroscopy non-equilibrium spectroscopy carbohydrate solutions |
| title | Acoustical spectroscopy of carbohydrate aqueous solutions: saccharides; alkyl glycosides; cyclodextrins. Part I. Conformer variations |
| title_full | Acoustical spectroscopy of carbohydrate aqueous solutions: saccharides; alkyl glycosides; cyclodextrins. Part I. Conformer variations |
| title_fullStr | Acoustical spectroscopy of carbohydrate aqueous solutions: saccharides; alkyl glycosides; cyclodextrins. Part I. Conformer variations |
| title_full_unstemmed | Acoustical spectroscopy of carbohydrate aqueous solutions: saccharides; alkyl glycosides; cyclodextrins. Part I. Conformer variations |
| title_short | Acoustical spectroscopy of carbohydrate aqueous solutions: saccharides; alkyl glycosides; cyclodextrins. Part I. Conformer variations |
| title_sort | acoustical spectroscopy of carbohydrate aqueous solutions saccharides alkyl glycosides cyclodextrins part i conformer variations |
| topic | acoustical spectroscopy non-equilibrium spectroscopy carbohydrate solutions |
| url | https://acoustics.ippt.pan.pl/index.php/aa/article/view/225 |
| work_keys_str_mv | AT udokaatze acousticalspectroscopyofcarbohydrateaqueoussolutionssaccharidesalkylglycosidescyclodextrinsparticonformervariations |