{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["15(9)"],"submitter":["Phillies GDJ"],"pubmed_abstract":["The Rouse model is the foundational basis of much of modern polymer physics. The period alternative, the Kirkwood-Riseman model, is rarely mentioned in modern monographs. The models are qualitatively different. The models do not agree as to how many internal modes a polymer molecule has. In the Kirkwood-Riseman model, polymers in a shear field perform whole-body rotation; in the Rouse model, polymers respond to shear with an affine deformation. We use Brownian dynamics to show that the Kirkwood-Riseman model for chain motion is qualitatively correct. Contrary to the Rouse model, in shear flow, polymer coils rotate. Rouse modes are cross-correlated. The amplitudes and relaxation rates of Rouse modes depend on the shear rate. Several alternatives to Rouse modes as collective coordinates are "],"journal":["Polymers"],"pagination":["1995"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC10180932"],"repository":["biostudies-literature"],"pubmed_title":["The Kirkwood-Riseman Model of Polymer Solution Dynamics Is Qualitatively Correct."],"pmcid":["PMC10180932"],"pubmed_authors":["Phillies GDJ"],"additional_accession":[]},"is_claimable":false,"name":"The Kirkwood-Riseman Model of Polymer Solution Dynamics Is Qualitatively Correct.","description":"The Rouse model is the foundational basis of much of modern polymer physics. The period alternative, the Kirkwood-Riseman model, is rarely mentioned in modern monographs. The models are qualitatively different. The models do not agree as to how many internal modes a polymer molecule has. In the Kirkwood-Riseman model, polymers in a shear field perform whole-body rotation; in the Rouse model, polymers respond to shear with an affine deformation. We use Brownian dynamics to show that the Kirkwood-Riseman model for chain motion is qualitatively correct. Contrary to the Rouse model, in shear flow, polymer coils rotate. Rouse modes are cross-correlated. The amplitudes and relaxation rates of Rouse modes depend on the shear rate. Several alternatives to Rouse modes as collective coordinates are ","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Apr","modification":"2025-04-21T22:40:03.165Z","creation":"2025-04-05T18:51:46.236Z"},"accession":"S-EPMC10180932","cross_references":{"pubmed":["37177143"],"doi":["10.3390/polym15091995"]}}