scholarly journals Influence of polymer architectures on diffusion in unentangled polymer melts

Soft Matter ◽  
2017 ◽  
Vol 13 (34) ◽  
pp. 5778-5784 ◽  
Author(s):  
Alexandros Chremos ◽  
Cheol Jeong ◽  
Jack F. Douglas
Keyword(s):  
Molecular Dynamics ◽  
Molecular Dynamics Simulations ◽  
Hydrodynamic Radius ◽  
Polymer Solutions ◽  
Polymer Melts ◽  
Polymer Diffusion ◽  
Polymer Architectures ◽  
Dynamics Simulations ◽  
Polymer Shape

Molecular dynamics simulations of polymer melts composed of polymers of different branching complexity suggests that the average polymer shape and hydrodynamic radius are important for the understanding of the polymer diffusion, as in polymer solutions.

scholarly journals Polymer conformations in polymer nanocomposites containing spherical nanoparticles

Soft Matter ◽  
2015 ◽  
Vol 11 (2) ◽  
pp. 382-388 ◽  
Author(s):  
Argyrios Karatrantos ◽  
Nigel Clarke ◽  
Russell J. Composto ◽  
Karen I. Winey
Keyword(s):  
Molecular Dynamics ◽  
Percolation Threshold ◽  
Molecular Dynamics Simulations ◽  
Polymer Nanocomposites ◽  
Polymer Melts ◽  
Spherical Nanoparticles ◽  
Dynamics Simulations

We investigate the effect of various spherical nanoparticles on chain dimensions in polymer melts for high nanoparticle loading which is larger than the percolation threshold, using molecular dynamics simulations.

scholarly journals Isostaticity and the solidification of semiflexible polymer melts

Soft Matter ◽  
2017 ◽  
Vol 13 (43) ◽  
pp. 7948-7952 ◽  
Author(s):  
Christian O. Plaza-Rivera ◽  
Hong T. Nguyen ◽  
Robert S. Hoy
Keyword(s):  
Molecular Dynamics ◽  
Molecular Dynamics Simulations ◽  
Polymer Melts ◽  
Polymer Model ◽  
Soft Sphere ◽  
Semiflexible Polymer ◽  
Dynamics Simulations

Using molecular dynamics simulations of a tangent-soft-sphere bead-spring polymer model, we examine the degree to which semiflexible polymer melts solidify at isostaticity.

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