English

Chains in critical fluids and nanopores

Soft Condensed Matter 2007-05-23 v1 Statistical Mechanics

Abstract

The conformational behavior of a polymer in a critical binary solvent confined in a porous medium is studied. The size of the polymer in bulk, which is mainly governed by the correlation length of the solvent density fluctuations, depends on the proximity to the critical point of the binary mixture. We find that in contrast to the bulk behavior, the conformational properties of the polymer in a porous medium depends strongly on the pore size. The latter controls the correlation length of the solvent density fluctuations and thus determines the polymer size.

Keywords

Cite

@article{arxiv.cond-mat/0409195,
  title  = {Chains in critical fluids and nanopores},
  author = {Amina Negadi and Arti Dua and Thomas A. Vigis},
  journal= {arXiv preprint arXiv:cond-mat/0409195},
  year   = {2007}
}

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6 pages