Experimental relationship between surface and bulk rotational viscosities in nematic liquid crystals

P. Oswald; G. Poy; F. Vittoz; V. Popa-Nita

doi:10.1080/02678292.2013.783936

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Experimental relationship between surface and bulk rotational viscosities in nematic liquid crystals

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Experimental relationship between surface and bulk rotational viscosities in nematic liquid crystals

P. Oswald, G. Poy, F. Vittoz et V. Popa-Nita

Liquid crystals, Vol.40(6), pp.734-744

01/06/2013

DOI: https://doi.org/10.1080/02678292.2013.783936

Résumé

Chemistry

Chemistry, Multidisciplinary

Crystallography

Materials Science

Materials Science, Multidisciplinary

Physical Sciences

Science & Technology

Technology

Systematic measurements of the surface viscosity of several nematic liquid crystals in contact with a polymercaptan layer show that the latter scales like the bulk rotational viscosity . This result is interpreted in the framework of a delocalized model' for the surface viscosity.

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Détails

Titre: Experimental relationship between surface and bulk rotational viscosities in nematic liquid crystals
Créateurs - sans rôle: P. Oswald - Univ Lyon, Ecole Normale Super Lyon, Phys Lab, F-69364 Lyon 07, France
G. Poy - Univ Lyon, Ecole Normale Super Lyon, Phys Lab, F-69364 Lyon 07, France
F. Vittoz - Univ Lyon, Ecole Normale Super Lyon, Phys Lab, F-69364 Lyon 07, France
V. Popa-Nita - Univ Lyon, Ecole Normale Super Lyon, Phys Lab, F-69364 Lyon 07, France
Détails de publication: Liquid crystals, Vol.40(6), pp.734-744
Éditeur: Taylor & Francis
Nombre de pages: 11
Note de subvention: CNRS; Centre National de la Recherche Scientifique (CNRS)
Identifiants: 99147400709311
Unité académique: Laboratoire Charles Coulomb - L2C
Langue: English
Type de ressource: Journal article