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EDP Sciences Journals List
Journal de Physique Archives > Journal de Physique II
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Issue J. Phys. II France
Volume 2, Number 11, November 1992
Page(s) 1909 - 1914
DOI 10.1051/jp2:1992109

DOI: 10.1051/jp2:1992109
J. Phys. II France 2 (1992) 1909-1914

Flow enhancement of electrical fluctuations in polymer solutions and melts

Helmut R. Brand and Harald Pleiner

FB 7, Physik, Universität Essen, D-4300 Essen 1, Germany

(Received 24 June 1992, accepted in final form 31 August 1992)

Abstract
We show that the origin of the enhanced electrical fluctuations under flow, observed over the last 15 years in polymer solutions, can be traced back to a dissipative cross coupling between the strain tensor (characterizing transient polymeric networks) and electric fields. Additional experiments to further test our picture are suggested.

PACS
61.40K - 05.70L - 77.90

© Les Editions de Physique 1992


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