Thermal transport in polymers: a review

X Wei, Z Wang, Z Tian, T Luo - Journal of Heat …, 2021 - asmedigitalcollection.asme.org
In this article, we review thermal transport in polymers with different morphologies from
aligned fibers to bulk amorphous states. We survey early and recent efforts in engineering …

Application of atomic stress to compute heat flux via molecular dynamics for systems with many-body interactions

D Surblys, H Matsubara, G Kikugawa, T Ohara - Physical Review E, 2019 - APS
Although the computation of heat flux and thermal conductivity either via Fourier's law or the
Green-Kubo relation has become a common task in molecular dynamics simulation …

Perspectives on molecular-level understanding of thermophysics of liquids and future research directions

G Chen - Journal of Heat Transfer, 2022 - asmedigitalcollection.asme.org
This article provides the author's perspectives on the current molecular-level understanding
of thermophysical properties and transport processes in liquids. After illustrating peculiarities …

Heat flux for many-body interactions: corrections to LAMMPS

P Boone, H Babaei, CE Wilmer - Journal of chemical theory and …, 2019 - ACS Publications
The virial stress tensor-based instantaneous heat flux, which is used by LAMMPS, is only
valid for the small subset of simulations that contain only pairwise interactions. For systems …

Chain length effect on thermal transport in amorphous polymers and a structure–thermal conductivity relation

X Wei, T Luo - Physical Chemistry Chemical Physics, 2019 - pubs.rsc.org
The physics of thermal transport in polymers is important in many applications, such as in
heat exchangers and electronics packaging. Even though thermal conductivity models for …

Effect of crosslink formation on heat conduction in amorphous polymers

G Kikugawa, TG Desai, P Keblinski… - Journal of Applied …, 2013 - pubs.aip.org
We performed molecular dynamics (MD) simulations on amorphous polyethylene (PE) and
polystyrene (PS) in order to elucidate the effect of crosslinks between polymer chains on …

Phonon gas model for thermal conductivity of dense, strongly interacting liquids

AZ Zhao, MC Wingert, R Chen, JE Garay - Journal of Applied Physics, 2021 - pubs.aip.org
Developing predictive thermal property models for liquids based on microscopic principles
has been elusive. The difficulty is that liquids have gas-like and solid-like attributes that are …

Chain conformation-dependent thermal conductivity of amorphous polymer blends: the impact of inter-and intra-chain interactions

X Wei, T Zhang, T Luo - Physical Chemistry Chemical Physics, 2016 - pubs.rsc.org
Polymers with high thermal conductivities are of great interest for both scientific research
and industrial applications. In this study, model amorphous polymer blends are studied …

A molecular dynamics study on the effect of surfactant adsorption on heat transfer at a solid-liquid interface

Y Guo, D Surblys, Y Kawagoe, H Matsubara… - International Journal of …, 2019 - Elsevier
Molecular dynamics simulations of a liquid layer between solid surfaces under a
temperature gradient were performed to investigate the mechanism by which solid-liquid …

Tailored morphology and highly enhanced phonon transport in polymer fibers: a multiscale computational framework

S Lin, Z Cai, Y Wang, L Zhao, C Zhai - npj Computational Materials, 2019 - nature.com
Although tremendous efforts have been devoted to enhance thermal conductivity in polymer
fibers, correlation between the thermal-drawing conditions and the resulting chain …