Challenges in multiscale modeling of polymer dynamics

Y Li, BC Abberton, M Kröger, WK Liu - Polymers, 2013 - mdpi.com
The mechanical and physical properties of polymeric materials originate from the interplay of
phenomena at different spatial and temporal scales. As such, it is necessary to adopt …

Systematic coarse-graining of the dynamics of entangled polymer melts: the road from chemistry to rheology

JT Padding, WJ Briels - Journal of Physics: Condensed Matter, 2011 - iopscience.iop.org
For optimal processing and design of entangled polymeric materials it is important to
establish a rigorous link between the detailed molecular composition of the polymer and the …

The Z1+ package: Shortest multiple disconnected path for the analysis of entanglements in macromolecular systems

M Kröger, JD Dietz, RS Hoy, C Luap - Computer Physics Communications, 2023 - Elsevier
This paper describes and provides Z1+, the successor of the Z-and Z1-codes for topological
analyses of mono-and polydisperse entangled linear polymeric systems, in the presence or …

Kremer–Grest models for commodity polymer melts: Linking theory, experiment, and simulation at the Kuhn scale

R Everaers, HA Karimi-Varzaneh, F Fleck… - …, 2020 - ACS Publications
The Kremer–Grest (KG) polymer model is a standard model for studying generic polymer
properties in molecular dynamics simulations. It owes its popularity to its simplicity and …

Design of polymer blend electrolytes through a machine learning approach

BK Wheatle, EF Fuentes, NA Lynd, V Ganesan - Macromolecules, 2020 - ACS Publications
We apply a machine learning (ML) technique to the multiobjective design of polymer blend
electrolytes. In particular, we are interested in maximizing electrolyte performance measured …

Relating chain conformations to extensional stress in entangled polymer melts

TC O'Connor, NJ Alvarez, MO Robbins - Physical review letters, 2018 - APS
Nonlinear extensional flows are common in polymer processing, but they remain
challenging theoretically because dramatic stretching of chains deforms the entanglement …

Translationally invariant slip-spring model for entangled polymer dynamics

VC Chappa, DC Morse, A Zippelius, M Müller - Physical review letters, 2012 - APS
The topological effect of noncrossability of long flexible macromolecules is effectively
described by a slip-spring model, which represents entanglements by local, pairwise …

Time-domain NMR observation of entangled polymer dynamics: Universal behavior of flexible homopolymers and applicability of the tube model

F Vaca Chávez, K Saalwächter - Macromolecules, 2011 - ACS Publications
Using a benchtop NMR spectrometer, we performed proton multiple-quantum NMR
experiments to study the dynamics of well-entangled linear poly (butadiene), poly …

Stress relaxation in highly oriented melts of entangled polymers

TC O'Connor, A Hopkins, MO Robbins - Macromolecules, 2019 - ACS Publications
Molecular dynamics simulations are used to study relaxation of entangled polymer melts
deformed far from equilibrium by uniaxial extensional flow. Melts are elongated to a Hencky …

Simulating the flow of entangled polymers

Y Masubuchi - Annual review of chemical and biomolecular …, 2014 - annualreviews.org
To optimize automation for polymer processing, attempts have been made to simulate the
flow of entangled polymers. In industry, fluid dynamics simulations with phenomenological …