Atomistic simulation of shear flow of linear alkane and polyethylene liquids: A 50-year retrospective

BJ Edwards, MH Nafar Sefiddashti, B Khomami - Journal of Rheology, 2022 - pubs.aip.org
Atomistic simulations of alkanes and polyethylenes have grown in utility and application
over a 50-year period beginning at the earliest days of molecular dynamics research. This …

Flow-induced inhomogeneity and enhanced nucleation in a long alkane melt

DA Nicholson, GC Rutledge - Polymer, 2020 - Elsevier
Flow-enhanced crystal nucleation in a lightly entangled melt of n-pentacontahectane (C 150
H 302, or C150) is examined by nonequilibrium molecular dynamics simulation under …

Flow effects on melt structure and entanglement network of linear polymers: Results from a nonequilibrium molecular dynamics simulation study of a polyethylene melt …

C Baig, VG Mavrantzas, M Kroger - Macromolecules, 2010 - ACS Publications
We present detailed results about the structural, conformational, rheo-optical, and
topological properties of an entangled of C400H802 linear polyethylene (PE) melt over a …

Toward realistic computer modeling of paraffin-based composite materials: Critical assessment of atomic-scale models of paraffins

AD Glova, IV Volgin, VM Nazarychev, SV Larin… - RSC …, 2019 - pubs.rsc.org
Paraffin-based composites represent a promising class of materials with numerous practical
applications such as eg heat storage. Computer modeling of these complex multicomponent …

Molecular dynamics simulation of stretch-induced crystallization in polyethylene: Emergence of fiber structure and molecular network

T Yamamoto - Macromolecules, 2019 - ACS Publications
Molecular processes of fiber formation and network genesis in polyethylene (PE) are studied
by molecular dynamics simulation of crystallization from highly stretched melt. We consider a …

Individual molecular dynamics of an entangled polyethylene melt undergoing steady shear flow: Steady-state and transient dynamics

MH Nafar Sefiddashti, BJ Edwards, B Khomami - Polymers, 2019 - mdpi.com
The startup and steady shear flow properties of an entangled, monodisperse polyethylene
liquid (C1000H2002) were investigated via virtual experimentation using nonequilibrium …

Crystal nucleation mechanism in melts of short polymer chains under quiescent conditions and under shear flow

M Anwar, JT Berryman, T Schilling - The Journal of Chemical Physics, 2014 - pubs.aip.org
We present a molecular dynamics simulation study of crystal nucleation from undercooled
melts of n-alkanes, and we identify the molecular mechanism of homogeneous crystal …

Elucidating the molecular rheology of entangled polymeric fluids via comparison of atomistic simulations and model predictions

MH Nafar Sefiddashti, BJ Edwards, B Khomami - Macromolecules, 2019 - ACS Publications
The startup and steady shear flow properties of an entangled, monodisperse linear
polyethylene liquid (C1000H2002) were investigated via virtual experimentation using …

Crystallization of polyethylene: A molecular dynamics simulation study of the nucleation and growth mechanisms

M Anwar, T Schilling - Polymer, 2015 - Elsevier
We have performed molecular dynamics simulations to study the mechanism of
crystallization from an undercooled polyethylene (C500) melt. We observe that crystal …

Molecular dynamics in fiber formation of polyethylene and large deformation of the fiber

T Yamamoto - Polymer, 2013 - Elsevier
Fiber formation from highly stretched melt and mechanical deformation of the fiber are
investigated by molecular dynamics simulations. Polyethylene molecules of moderate chain …