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Electrooptical properties of poly[1-(trimethylgermyl)-1-propyne] in solutions. / Yevlampieva, N. P.; Yakimanskii, A. V.; Chirkova, M. I.; Litvinova, E. G.; Khotimskii, V. S.; Ryumtsev, E. I.

In: Polymer Science - Series A, Vol. 44, No. 3, 01.03.2002, p. 314-320.

Research output: Contribution to journal › Article › peer-review

Harvard

Yevlampieva, NP, Yakimanskii, AV, Chirkova, MI, Litvinova, EG, Khotimskii, VS & Ryumtsev, EI 2002, 'Electrooptical properties of poly[1-(trimethylgermyl)-1-propyne] in solutions', Polymer Science - Series A, vol. 44, no. 3, pp. 314-320.

APA

Yevlampieva, N. P., Yakimanskii, A. V., Chirkova, M. I., Litvinova, E. G., Khotimskii, V. S., & Ryumtsev, E. I. (2002). Electrooptical properties of poly[1-(trimethylgermyl)-1-propyne] in solutions. Polymer Science - Series A, 44(3), 314-320.

Vancouver

Yevlampieva NP, Yakimanskii AV, Chirkova MI, Litvinova EG, Khotimskii VS, Ryumtsev EI. Electrooptical properties of poly[1-(trimethylgermyl)-1-propyne] in solutions. Polymer Science - Series A. 2002 Mar 1;44(3):314-320.

Author

Yevlampieva, N. P. ; Yakimanskii, A. V. ; Chirkova, M. I. ; Litvinova, E. G. ; Khotimskii, V. S. ; Ryumtsev, E. I. / Electrooptical properties of poly[1-(trimethylgermyl)-1-propyne] in solutions. In: Polymer Science - Series A. 2002 ; Vol. 44, No. 3. pp. 314-320.

BibTeX

@article{1af6ca09cbde47fea6a227120d30f368,
title = "Electrooptical properties of poly[1-(trimethylgermyl)-1-propyne] in solutions",
abstract = "A sample of disubstituted poly(acetylene), poly[1-(trimethylgermyl)-1-propyne], containing, on average, 90% trans double C=C bonds was fractionated, and birefringence induced by a pulsed electric field (the Kerr effect) in dilute solutions of the as-obtained fractions was studied. It was discovered that, in the Gaussian region, fractions with similar molecular masses have different electrooptical properties. The trans chain of the polymer was analyzed by the quantum-chemical semiempirical PM-3 method, and the helix of type 41 was found to be the most optimum conformation. The presence of more polar (compared to irregular fragments) and optically anisotropic trans helical fragments with various lengths in the polymer macromolecular chains (stereoblocks) is responsible for the different electrooptical behavior of the studied fractions.",
author = "Yevlampieva, {N. P.} and Yakimanskii, {A. V.} and Chirkova, {M. I.} and Litvinova, {E. G.} and Khotimskii, {V. S.} and Ryumtsev, {E. I.}",
year = "2002",
month = mar,
day = "1",
language = "English",
volume = "44",
pages = "314--320",
journal = "Polymer Science - Series A",
issn = "0965-545X",
publisher = "МАИК {"}Наука/Интерпериодика{"}",
number = "3",

}

RIS

TY - JOUR

T1 - Electrooptical properties of poly[1-(trimethylgermyl)-1-propyne] in solutions

AU - Yevlampieva, N. P.

AU - Yakimanskii, A. V.

AU - Chirkova, M. I.

AU - Litvinova, E. G.

AU - Khotimskii, V. S.

AU - Ryumtsev, E. I.

PY - 2002/3/1

Y1 - 2002/3/1

N2 - A sample of disubstituted poly(acetylene), poly[1-(trimethylgermyl)-1-propyne], containing, on average, 90% trans double C=C bonds was fractionated, and birefringence induced by a pulsed electric field (the Kerr effect) in dilute solutions of the as-obtained fractions was studied. It was discovered that, in the Gaussian region, fractions with similar molecular masses have different electrooptical properties. The trans chain of the polymer was analyzed by the quantum-chemical semiempirical PM-3 method, and the helix of type 41 was found to be the most optimum conformation. The presence of more polar (compared to irregular fragments) and optically anisotropic trans helical fragments with various lengths in the polymer macromolecular chains (stereoblocks) is responsible for the different electrooptical behavior of the studied fractions.

AB - A sample of disubstituted poly(acetylene), poly[1-(trimethylgermyl)-1-propyne], containing, on average, 90% trans double C=C bonds was fractionated, and birefringence induced by a pulsed electric field (the Kerr effect) in dilute solutions of the as-obtained fractions was studied. It was discovered that, in the Gaussian region, fractions with similar molecular masses have different electrooptical properties. The trans chain of the polymer was analyzed by the quantum-chemical semiempirical PM-3 method, and the helix of type 41 was found to be the most optimum conformation. The presence of more polar (compared to irregular fragments) and optically anisotropic trans helical fragments with various lengths in the polymer macromolecular chains (stereoblocks) is responsible for the different electrooptical behavior of the studied fractions.

UR - http://www.scopus.com/inward/record.url?scp=0036522521&partnerID=8YFLogxK

M3 - Article

AN - SCOPUS:0036522521

VL - 44

SP - 314

EP - 320

JO - Polymer Science - Series A

JF - Polymer Science - Series A

SN - 0965-545X

IS - 3

ER -

ID: 94254181