{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Yu M"],"funding":["US ARMY ENG RES AND DEVELOPMENT CENTER","National Science Foundation"],"pagination":["1760"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9889388"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["13(1)"],"pubmed_abstract":["Cohesive sediment forms flocs of various sizes and structures in the natural turbulent environment. Understanding flocculation is critical in accurately predicting sediment transport and biogeochemical cycles. In addition to aggregation and breakup, turbulence also reshapes flocs toward more stable structures. An Eulerian-Lagrangian framework has been implemented to investigate the effect of turbulence on flocculation by capturing the time-evolution of individual flocs. We have identified two floc reshaping mechanisms, namely breakage-regrowth and restructuring by hydrodynamic drag. Surface erosion is found to be the primary breakup mechanism for strong flocs, while fragile flocs tend to split into fragments of similar sizes. Aggregation of flocs of sizes comparable to or greater than the "],"journal":["Scientific reports"],"pubmed_title":["Persistent reshaping of cohesive sediment towards stable flocs by turbulence."],"pmcid":["PMC9889388"],"funding_grant_id":["W912HZ-21-2-0035","OCE-1736668"],"pubmed_authors":["Khan F","Yu M","Manning AJ","Balachandar S","Mehta AJ","Yu X"],"additional_accession":[]},"is_claimable":false,"name":"Persistent reshaping of cohesive sediment towards stable flocs by turbulence.","description":"Cohesive sediment forms flocs of various sizes and structures in the natural turbulent environment. Understanding flocculation is critical in accurately predicting sediment transport and biogeochemical cycles. In addition to aggregation and breakup, turbulence also reshapes flocs toward more stable structures. An Eulerian-Lagrangian framework has been implemented to investigate the effect of turbulence on flocculation by capturing the time-evolution of individual flocs. We have identified two floc reshaping mechanisms, namely breakage-regrowth and restructuring by hydrodynamic drag. Surface erosion is found to be the primary breakup mechanism for strong flocs, while fragile flocs tend to split into fragments of similar sizes. Aggregation of flocs of sizes comparable to or greater than the ","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Jan","modification":"2025-04-21T22:49:10.53Z","creation":"2025-04-05T18:52:32.615Z"},"accession":"S-EPMC9889388","cross_references":{"pubmed":["36720997"],"doi":["10.1038/s41598-023-28960-y"]}}