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Order parameter profile of perfluorinated chains in a lamellar phase. / Dvinskikh, S. V.; Furó, I.

в: Langmuir, Том 16, № 6, 21.03.2000, стр. 2962-2967.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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Dvinskikh, S. V. ; Furó, I. / Order parameter profile of perfluorinated chains in a lamellar phase. в: Langmuir. 2000 ; Том 16, № 6. стр. 2962-2967.

BibTeX

@article{998a1286b1f24a819cc4a2a9a6d69ea3,
title = "Order parameter profile of perfluorinated chains in a lamellar phase",
abstract = "Cesium perfluorooctanoate molecules are investigated by NMR spectroscopy in the lamellar phase of their aqueous solution. The particular NMR method, 13C-detected, 19F-decoupled separated-local-field (SLF) spectroscopy, provides the dipolar splitting of each 13C spin to its 19F neighbors. These dipolar splittings are interpreted in terms of the molecular C-F bond order parameters of each difluoromethylene and trifluoromethyl group. The obtained variation of this order parameter along the fluoroalkyl chain strengthens the conclusion from an earlier, model-dependent study (Furo, I.; Sitnikov, R. Langmuir 1999, 15, 2669): perfluorinated surfactant chains are significantly more rigid than their hydrogenated counterparts.",
author = "Dvinskikh, {S. V.} and I. Fur{\'o}",
year = "2000",
month = mar,
day = "21",
doi = "10.1021/la991114v",
language = "English",
volume = "16",
pages = "2962--2967",
journal = "Langmuir",
issn = "0743-7463",
publisher = "American Chemical Society",
number = "6",

}

RIS

TY - JOUR

T1 - Order parameter profile of perfluorinated chains in a lamellar phase

AU - Dvinskikh, S. V.

AU - Furó, I.

PY - 2000/3/21

Y1 - 2000/3/21

N2 - Cesium perfluorooctanoate molecules are investigated by NMR spectroscopy in the lamellar phase of their aqueous solution. The particular NMR method, 13C-detected, 19F-decoupled separated-local-field (SLF) spectroscopy, provides the dipolar splitting of each 13C spin to its 19F neighbors. These dipolar splittings are interpreted in terms of the molecular C-F bond order parameters of each difluoromethylene and trifluoromethyl group. The obtained variation of this order parameter along the fluoroalkyl chain strengthens the conclusion from an earlier, model-dependent study (Furo, I.; Sitnikov, R. Langmuir 1999, 15, 2669): perfluorinated surfactant chains are significantly more rigid than their hydrogenated counterparts.

AB - Cesium perfluorooctanoate molecules are investigated by NMR spectroscopy in the lamellar phase of their aqueous solution. The particular NMR method, 13C-detected, 19F-decoupled separated-local-field (SLF) spectroscopy, provides the dipolar splitting of each 13C spin to its 19F neighbors. These dipolar splittings are interpreted in terms of the molecular C-F bond order parameters of each difluoromethylene and trifluoromethyl group. The obtained variation of this order parameter along the fluoroalkyl chain strengthens the conclusion from an earlier, model-dependent study (Furo, I.; Sitnikov, R. Langmuir 1999, 15, 2669): perfluorinated surfactant chains are significantly more rigid than their hydrogenated counterparts.

UR - http://www.scopus.com/inward/record.url?scp=0033897513&partnerID=8YFLogxK

U2 - 10.1021/la991114v

DO - 10.1021/la991114v

M3 - Article

AN - SCOPUS:0033897513

VL - 16

SP - 2962

EP - 2967

JO - Langmuir

JF - Langmuir

SN - 0743-7463

IS - 6

ER -

ID: 48946460