Evidence map›Paper›PMID 30960421›Full record

ArticlePolymers2019

Topological Methods for Polymeric Materials: Characterizing the Relationship Between Polymer Entanglement and Viscoelasticity.

Eleni Panagiotou, Kenneth C Millett, Paul J Atzberger

Abstract read
In one paragraph

Article in Polymers, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

14 citing papers in PubMed.

  1. A parallel algorithm for the computation of the Jones polynomial.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  2. Article
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  6. Topological damping in an ultrafast giant cell.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  7. Article
  8. Article
  9. Article
  10. Liquid-liquid phase separation of Tau by self and complex coacervation.Protein science : a publication of the Protein Society · 2021
    Article
  11. Knot polynomials of open and closed curves.Proceedings. Mathematical, physical, and engineering sciences · 2020
    Article
  12. Article
  13. Article
  14. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Eleni PanagiotouDepartment of Mathematics and SimCenter, University of Tennessee at Chattanooga, Chattanooga, TN 37403, USA. eleni-panagiotou@utc.edu.
Kenneth C MillettDepartment of Mathematics, University of California Santa Barbara, Santa Barbara, CA 93106-3080, USA. millett@math.ucsb.edu.
Paul J AtzbergerDepartment of Mathematics and Department of Mechanical Engineering, University of California Santa Barbara, Santa Barbara, CA 93106-3080, USA. atzberg@gmail.com.ORCID 0000-0001-6806-8069

Funding

National Science Foundation NSF CAREER DMS-0956210, NSF DMS - 1616353 and DOE ASCR CM4 DE-SC0009254
6 · The paper itself

Abstract

We develop topological methods for characterizing the relationship between polymer chain entanglement and bulk viscoelastic responses. We introduce generalized Linking Number and Writhe characteristics that are applicable to open linear chains. We investigate the rheology of polymeric chains entangled into weaves with varying topologies and levels of chain density. To investigate viscoelastic responses, we perform non-equilibrium molecular simulations over a range of frequencies using sheared Lees⁻Edwards boundary conditions. We show how our topological characteristics can be used to capture key features of the polymer entanglements related to the viscoelastic responses. We find there is a linear relation over a significant range of frequencies between the mean absolute Writhe W r and the Loss Tangent tan ( δ ) . We also find an approximate inverse linear relationship between the mean absolute Periodic Linking Number L K P and the Loss Tangent tan ( δ ) . Our results show some of the ways topological methods can be used to characterize chain entanglements to better understand the origins of mechanical responses in polymeric materials.

Indexed as

entanglementsknotslinking numberoscillatory sheartopologyviscoelasticitywrithe

Identifiers

PMID30960421
PMCPMC6473770

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.