Entangled polymer dynamics in equilibrium and flow modeled through slip links
JD Schieber, M Andreev - Annual review of chemical and …, 2014 - annualreviews.org
The idea that the dynamics of concentrated, high–molecular weight polymers are largely
governed by entanglements is now widely accepted and typically understood through the …
governed by entanglements is now widely accepted and typically understood through the …
Relating chain conformations to extensional stress in entangled polymer melts
Nonlinear extensional flows are common in polymer processing, but they remain
challenging theoretically because dramatic stretching of chains deforms the entanglement …
challenging theoretically because dramatic stretching of chains deforms the entanglement …
Stress relaxation in highly oriented melts of entangled polymers
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 …
deformed far from equilibrium by uniaxial extensional flow. Melts are elongated to a Hencky …
Convective constraint release (CCR) revisited
G Ianniruberto, G Marrucci - Journal of Rheology, 2014 - pubs.aip.org
The molecular mechanism known as convective constraint release (CCR) is here revisited to
account for the fact that in fast flows topological entanglements decrease in number, as …
account for the fact that in fast flows topological entanglements decrease in number, as …
[HTML][HTML] A multichain polymer slip-spring model with fluctuating number of entanglements for linear and nonlinear rheology
A theoretically informed entangled polymer simulation approach is presented for description
of the linear and non-linear rheology of entangled polymer melts. The approach relies on a …
of the linear and non-linear rheology of entangled polymer melts. The approach relies on a …
Diluting entangled polymers affects transient hardening but not their steady elongational viscosity
It is now established that the huge qualitative difference in flow behavior between entangled
polymer melts and solutions in nonlinear elongational flows cannot be explained in the …
polymer melts and solutions in nonlinear elongational flows cannot be explained in the …
Polymer rheology predictions from first principles using the slip-link model
The discrete slip-link theory is a hierarchy of strongly connected models that have great
success predicting the linear and nonlinear rheology of high-molecular-weight polymers …
success predicting the linear and nonlinear rheology of high-molecular-weight polymers …
Primitive-path statistics of entangled polymers: mapping multi-chain simulations onto single-chain mean-field models
RJA Steenbakkers, C Tzoumanekas, Y Li… - New Journal of …, 2014 - iopscience.iop.org
We present a method to map the full equilibrium distribution of the primitive-path (PP) length,
obtained from multi-chain simulations of polymer melts, onto a single-chain mean …
obtained from multi-chain simulations of polymer melts, onto a single-chain mean …
Challenging tube and slip-link models: Predicting the linear rheology of blends of well-characterized star and linear 1, 4-polybutadienes
We compare predictions of two of the most advanced versions of the tube model, namely the
“Hierarchical model” by Wang et al.[J. Rheol. 2010, 54, 223] and the BoB (branch-on …
“Hierarchical model” by Wang et al.[J. Rheol. 2010, 54, 223] and the BoB (branch-on …
The effect of polymer chain length on the mechanical properties of triblock copolymer gels
An ABA triblock copolymer in a midblock selective solvent is studied as a function of the
chain length, using a novel dissipative particle dynamics (DPD) model which includes a …
chain length, using a novel dissipative particle dynamics (DPD) model which includes a …