HTPolyNet: A general system generator for all-atom molecular simulations of amorphous crosslinked polymers

Generation of realistic all-atom configurations of crosslinked polymer systems is a difficult task which so far has mainly been tackled using either closed-source software or bespoke, highly user-intensive efforts. In this work, we present a robust, open-source Python package HTPolyNet designed to g...

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Main Authors: Ming Huang, Cameron F. Abrams
Format: Article
Language:English
Published: Elsevier 2023-02-01
Series:SoftwareX
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2352711022002217
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author Ming Huang
Cameron F. Abrams
author_facet Ming Huang
Cameron F. Abrams
author_sort Ming Huang
collection DOAJ
description Generation of realistic all-atom configurations of crosslinked polymer systems is a difficult task which so far has mainly been tackled using either closed-source software or bespoke, highly user-intensive efforts. In this work, we present a robust, open-source Python package HTPolyNet designed to generate polymerized and/or crosslinked all-atom systems using only input monomer structures and a description of the polymerization chemistry. HTPolyNet works with the popular GROMACS molecular dynamics package and the General Amber Force Field. In addition to describing the structure and usage of HTPolyNetwe also demonstrate its application to two distinct systems: a vinyl-ester based resin and an epoxy-amine resin, both of which form dense, amorphous network systems.
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spelling doaj.art-162d9d8a5db84594be4db6d9597e28bc2023-02-12T04:15:10ZengElsevierSoftwareX2352-71102023-02-0121101303HTPolyNet: A general system generator for all-atom molecular simulations of amorphous crosslinked polymersMing Huang0Cameron F. Abrams1Department of Chemical and Biological Engineering, Drexel University, Philadelphia, PA, 19130, USACorresponding author.; Department of Chemical and Biological Engineering, Drexel University, Philadelphia, PA, 19130, USAGeneration of realistic all-atom configurations of crosslinked polymer systems is a difficult task which so far has mainly been tackled using either closed-source software or bespoke, highly user-intensive efforts. In this work, we present a robust, open-source Python package HTPolyNet designed to generate polymerized and/or crosslinked all-atom systems using only input monomer structures and a description of the polymerization chemistry. HTPolyNet works with the popular GROMACS molecular dynamics package and the General Amber Force Field. In addition to describing the structure and usage of HTPolyNetwe also demonstrate its application to two distinct systems: a vinyl-ester based resin and an epoxy-amine resin, both of which form dense, amorphous network systems.http://www.sciencedirect.com/science/article/pii/S2352711022002217Network polymersMolecular simulationsTopology generation
spellingShingle Ming Huang
Cameron F. Abrams
HTPolyNet: A general system generator for all-atom molecular simulations of amorphous crosslinked polymers
SoftwareX
Network polymers
Molecular simulations
Topology generation
title HTPolyNet: A general system generator for all-atom molecular simulations of amorphous crosslinked polymers
title_full HTPolyNet: A general system generator for all-atom molecular simulations of amorphous crosslinked polymers
title_fullStr HTPolyNet: A general system generator for all-atom molecular simulations of amorphous crosslinked polymers
title_full_unstemmed HTPolyNet: A general system generator for all-atom molecular simulations of amorphous crosslinked polymers
title_short HTPolyNet: A general system generator for all-atom molecular simulations of amorphous crosslinked polymers
title_sort htpolynet a general system generator for all atom molecular simulations of amorphous crosslinked polymers
topic Network polymers
Molecular simulations
Topology generation
url http://www.sciencedirect.com/science/article/pii/S2352711022002217
work_keys_str_mv AT minghuang htpolynetageneralsystemgeneratorforallatommolecularsimulationsofamorphouscrosslinkedpolymers
AT cameronfabrams htpolynetageneralsystemgeneratorforallatommolecularsimulationsofamorphouscrosslinkedpolymers