Mechanical and viscoelastic properties of confined amorphous polymers

BD Vogt - Journal of Polymer Science Part B: Polymer Physics, 2018 - Wiley Online Library
Confinement of polymers to nanoscale dimensions can dramatically impact their physical
properties. Substantial efforts have focused on the glass transition temperature (Tg) of …

Nanoscale aggregation in acid-and ion-containing polymers

LR Middleton, KI Winey - Annual review of chemical and …, 2017 - annualreviews.org
In this review we summarize recent efforts in understanding nano-aggregation in acid-and
ion-containing polymer systems. The acid and ionic groups have specific interactions that …

Controlling Interfacial Dynamics: Covalent Bonding versus Physical Adsorption in Polymer Nanocomposites

AP Holt, V Bocharova, S Cheng, AM Kisliuk, BT White… - ACS …, 2016 - ACS Publications
It is generally believed that the strength of the polymer–nanoparticle interaction controls the
modification of near-interface segmental mobility in polymer nanocomposites (PNCs) …

Progress towards a phenomenological picture and theoretical understanding of glassy dynamics and vitrification near interfaces and under nanoconfinement

KS Schweizer, DS Simmons - The Journal of chemical physics, 2019 - pubs.aip.org
The nature of alterations to dynamics and vitrification in the nanoscale vicinity of interfaces—
commonly referred to as “nanoconfinement” effects on the glass transition—has been an …

Molecular dynamics simulations of ion-containing polymers using generic coarse-grained models

KH Shen, M Fan, LM Hall - Macromolecules, 2021 - ACS Publications
Molecular dynamics simulations with generic bead–spring models have been instrumental
in revealing the molecular-scale behavior that underlies structure–property relationships of …

Nature of dynamic gradients, glass formation, and collective effects in ultrathin freestanding films

A Ghanekarade, AD Phan… - Proceedings of the …, 2021 - National Acad Sciences
Molecular, polymeric, colloidal, and other classes of liquids can exhibit very large, spatially
heterogeneous alterations of their dynamics and glass transition temperature when confined …

An emerging unified view of dynamic interphases in polymers

DS Simmons - Macromolecular Chemistry and Physics, 2016 - Wiley Online Library
The properties of nanostructured polymeric materials reflect the presence of a dynamic
interphase in which polymer segmental dynamics, glass formation, mechanics, and transport …

Tuning glass transition in polymer nanocomposites with functionalized cellulose nanocrystals through nanoconfinement

X Qin, W **a, R Sinko, S Keten - Nano letters, 2015 - ACS Publications
Cellulose nanocrystals (CNCs) exhibit impressive interfacial and mechanical properties that
make them promising candidates to be used as fillers within nanocomposites. While glass …

Design rules for highly conductive polymeric ionic liquids from molecular dynamics simulations

Y Cheng, J Yang, JH Hung, TK Patra… - Macromolecules, 2018 - ACS Publications
Polymeric ionic liquids (PILs) are of considerable interest as next-generation battery
materials due to their potential to combine the solid-state stability of polymers with the high …

Universal localization transition accompanying glass formation: insights from efficient molecular dynamics simulations of diverse supercooled liquids

JH Hung, TK Patra, V Meenakshisundaram… - Soft Matter, 2019 - pubs.rsc.org
The origin of the precipitous dynamic arrest known as the glass transition is a grand open
question of soft condensed matter physics. It has long been suspected that this transition is …