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Dynamics of semidilute polyelectrolyte solutions

Publication ,  Journal Article
Rubinstein, M; Colby, RH; Dobrynin, AV
Published in: Physical Review Letters
1994

We apply dynamic scaling to both unentangled and entangled semidilute polyelectrolyte solutions. The unentangled semidilute regime can span three to four decades of polymer concentration in low-salt solutions. In this range we predict such phenomena as a concentration independent self-diffusion coefficient, relaxation time that is a decreasing function of concentration c, and explain the empirical Fuoss law for the viscosity η∼c1/2. In the low-salt entangled regime we predict the concentration independent relaxation time and the viscosity η∼c3/2 that are observed experimentally.

Duke Scholars

Published In

Physical Review Letters

DOI

ISSN

0031-9007

Publication Date

1994

Related Subject Headings

  • General Physics
  • 09 Engineering
  • 02 Physical Sciences
  • 01 Mathematical Sciences
 

Citation

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Rubinstein, M., Colby, R. H., & Dobrynin, A. V. (1994). Dynamics of semidilute polyelectrolyte solutions. Physical Review Letters. https://doi.org/10.1103/PhysRevLett.73.2776
Rubinstein, Michael, Ralph H. Colby, and Andrey V. Dobrynin. “Dynamics of semidilute polyelectrolyte solutions.” Physical Review Letters, 1994. https://doi.org/10.1103/PhysRevLett.73.2776.
Rubinstein M, Colby RH, Dobrynin AV. Dynamics of semidilute polyelectrolyte solutions. Physical Review Letters. 1994;
Rubinstein, Michael, et al. “Dynamics of semidilute polyelectrolyte solutions.” Physical Review Letters, 1994. Manual, doi:10.1103/PhysRevLett.73.2776.
Rubinstein M, Colby RH, Dobrynin AV. Dynamics of semidilute polyelectrolyte solutions. Physical Review Letters. 1994;

Published In

Physical Review Letters

DOI

ISSN

0031-9007

Publication Date

1994

Related Subject Headings

  • General Physics
  • 09 Engineering
  • 02 Physical Sciences
  • 01 Mathematical Sciences