{"id":"https://openalex.org/W7225254166","doi":"https://doi.org/10.1017/jfm.2026.12222","title":"Enhancement of inertial particle transport in rough-wall turbulence","display_name":"Enhancement of inertial particle transport in rough-wall turbulence","publication_year":2026,"publication_date":"2026-11-04","ids":{"openalex":"https://openalex.org/W7225254166","doi":"https://doi.org/10.1017/jfm.2026.12222"},"language":"en","primary_location":{"id":"doi:10.1017/jfm.2026.12222","doi":"https://doi.org/10.1017/jfm.2026.12222","is_oa":false,"landing_page_url":"https://doi.org/10.1017/jfm.2026.12222","pdf_url":null,"source":{"id":"https://openalex.org/S152000018","display_name":"Journal of Fluid Mechanics","issn_l":"0022-1120","issn":["0022-1120","1469-7645","1750-6859"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","jufo-3","norway-2","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Fluid Mechanics","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5160631612","display_name":"Ze Wang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405271163","display_name":"China Ship Scientific Research Center","ror":"https://ror.org/01zneer03","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4405271163"]},{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ze Wang","raw_affiliation_strings":["China Ship Scientific Research Center","Tsinghua University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"China Ship Scientific Research Center","institution_ids":["https://openalex.org/I4405271163"]},{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110778778","display_name":"Jianda Huang","orcid":"https://orcid.org/0009-0000-7557-4648","observed_orcids":["https://orcid.org/0009-0000-7557-4648"]},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianda Huang","raw_affiliation_strings":["Tsinghua University"],"raw_orcid":"https://orcid.org/0009-0000-7557-4648","affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081276549","display_name":"Zhiwen Cui","orcid":"https://orcid.org/0000-0002-6544-1830","observed_orcids":["https://orcid.org/0000-0002-6544-1830"]},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]},{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhiwen Cui","raw_affiliation_strings":["Hunan University","Tsinghua University"],"raw_orcid":"https://orcid.org/0000-0002-6544-1830","affiliations":[{"raw_affiliation_string":"Hunan University","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020728647","display_name":"Wei\u2010Xi Huang","orcid":"https://orcid.org/0000-0003-4149-3369","observed_orcids":["https://orcid.org/0000-0003-4149-3369","https://orcid.org/0000-0001-5292-8052"]},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chun-Xiao Xu","raw_affiliation_strings":["Tsinghua University"],"raw_orcid":"https://orcid.org/0000-0001-5292-8052","affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5089027596","display_name":"Lihao Zhao","orcid":"https://orcid.org/0000-0002-3642-3051","observed_orcids":["https://orcid.org/0000-0002-3642-3051","https://orcid.org/0000-0002-4964-7185"]},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Lihao Zhao","raw_affiliation_strings":["Tsinghua University"],"raw_orcid":"https://orcid.org/0000-0002-3642-3051","affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5089027596"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":{"value":3550,"currency":"USD","value_usd":3550},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.79502132,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1046","issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12350","display_name":"Particle Dynamics in Fluid Flows","score":0.9731000065803528,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12350","display_name":"Particle Dynamics in Fluid Flows","score":0.9731000065803528,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10360","display_name":"Fluid Dynamics and Turbulent Flows","score":0.025699999183416367,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11945","display_name":"Heat Transfer Mechanisms","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[],"concepts":[{"id":"https://openalex.org/C196558001","wikidata":"https://www.wikidata.org/wiki/Q190132","display_name":"Turbulence","level":2,"score":0.7386999726295471},{"id":"https://openalex.org/C72921944","wikidata":"https://www.wikidata.org/wiki/Q206621","display_name":"Drag","level":2,"score":0.7172999978065491},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.6947000026702881},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.6837000250816345},{"id":"https://openalex.org/C71039073","wikidata":"https://www.wikidata.org/wiki/Q3439090","display_name":"Surface finish","level":2,"score":0.5705000162124634},{"id":"https://openalex.org/C2778517922","wikidata":"https://www.wikidata.org/wiki/Q7140482","display_name":"Particle (ecology)","level":2,"score":0.5098000168800354},{"id":"https://openalex.org/C18533594","wikidata":"https://www.wikidata.org/wiki/Q1227572","display_name":"Direct numerical simulation","level":4,"score":0.4377000033855438},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.436599999666214},{"id":"https://openalex.org/C38349280","wikidata":"https://www.wikidata.org/wiki/Q1434290","display_name":"Flow (mathematics)","level":2,"score":0.40369999408721924},{"id":"https://openalex.org/C110407247","wikidata":"https://www.wikidata.org/wiki/Q122508","display_name":"Inertia","level":2,"score":0.3952000141143799},{"id":"https://openalex.org/C173386949","wikidata":"https://www.wikidata.org/wiki/Q192735","display_name":"Inertial frame of reference","level":2,"score":0.38839998841285706},{"id":"https://openalex.org/C107365816","wikidata":"https://www.wikidata.org/wiki/Q114817","display_name":"Surface roughness","level":2,"score":0.3882000148296356},{"id":"https://openalex.org/C24692054","wikidata":"https://www.wikidata.org/wiki/Q1545546","display_name":"Stokes number","level":4,"score":0.3382999897003174},{"id":"https://openalex.org/C15476950","wikidata":"https://www.wikidata.org/wiki/Q7854776","display_name":"Turbulence kinetic energy","level":3,"score":0.3228999972343445},{"id":"https://openalex.org/C180925781","wikidata":"https://www.wikidata.org/wiki/Q514096","display_name":"Open-channel flow","level":3,"score":0.32179999351501465},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.30550000071525574},{"id":"https://openalex.org/C16201104","wikidata":"https://www.wikidata.org/wiki/Q2488092","display_name":"Parasitic drag","level":3,"score":0.2962999939918518},{"id":"https://openalex.org/C60439489","wikidata":"https://www.wikidata.org/wiki/Q634407","display_name":"Streamlines, streaklines, and pathlines","level":2,"score":0.29420000314712524},{"id":"https://openalex.org/C72117827","wikidata":"https://www.wikidata.org/wiki/Q1778961","display_name":"Drag coefficient","level":3,"score":0.28929999470710754},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.26759999990463257},{"id":"https://openalex.org/C204561356","wikidata":"https://www.wikidata.org/wiki/Q1148018","display_name":"Pipe flow","level":3,"score":0.2606000006198883},{"id":"https://openalex.org/C124722314","wikidata":"https://www.wikidata.org/wiki/Q17105191","display_name":"Particle-laden flows","level":4,"score":0.2563000023365021},{"id":"https://openalex.org/C166693061","wikidata":"https://www.wikidata.org/wiki/Q5462119","display_name":"Flow velocity","level":3,"score":0.2542000114917755},{"id":"https://openalex.org/C15227799","wikidata":"https://www.wikidata.org/wiki/Q6731684","display_name":"Magnetosphere particle motion","level":3,"score":0.2540999948978424},{"id":"https://openalex.org/C150711758","wikidata":"https://www.wikidata.org/wiki/Q17148242","display_name":"K-epsilon turbulence model","level":3,"score":0.2535000145435333},{"id":"https://openalex.org/C200114574","wikidata":"https://www.wikidata.org/wiki/Q1143513","display_name":"Vorticity","level":3,"score":0.2517000138759613}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1017/jfm.2026.12222","doi":"https://doi.org/10.1017/jfm.2026.12222","is_oa":false,"landing_page_url":"https://doi.org/10.1017/jfm.2026.12222","pdf_url":null,"source":{"id":"https://openalex.org/S152000018","display_name":"Journal of Fluid Mechanics","issn_l":"0022-1120","issn":["0022-1120","1469-7645","1750-6859"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","jufo-3","norway-2","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Fluid Mechanics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":69,"referenced_works":["https://openalex.org/W1493451949","https://openalex.org/W1875848353","https://openalex.org/W1964878566","https://openalex.org/W1966444398","https://openalex.org/W1971157759","https://openalex.org/W1976638764","https://openalex.org/W1977322360","https://openalex.org/W1995599452","https://openalex.org/W2001243175","https://openalex.org/W2008305544","https://openalex.org/W2008875252","https://openalex.org/W2010816991","https://openalex.org/W2013893680","https://openalex.org/W2022677674","https://openalex.org/W2023748708","https://openalex.org/W2030699355","https://openalex.org/W2034138939","https://openalex.org/W2042943462","https://openalex.org/W2047104514","https://openalex.org/W2047894404","https://openalex.org/W2062662190","https://openalex.org/W2062979371","https://openalex.org/W2063767670","https://openalex.org/W2072814697","https://openalex.org/W2073107580","https://openalex.org/W2080437955","https://openalex.org/W2080745490","https://openalex.org/W2094886026","https://openalex.org/W2116709943","https://openalex.org/W2126207247","https://openalex.org/W2126668629","https://openalex.org/W2142525848","https://openalex.org/W2143009919","https://openalex.org/W2143251065","https://openalex.org/W2144240453","https://openalex.org/W2145191045","https://openalex.org/W2146623332","https://openalex.org/W2151636355","https://openalex.org/W2154340621","https://openalex.org/W2154570448","https://openalex.org/W2156015069","https://openalex.org/W2157595981","https://openalex.org/W2161816025","https://openalex.org/W2165008991","https://openalex.org/W2170790647","https://openalex.org/W2172940826","https://openalex.org/W2234308368","https://openalex.org/W2346824115","https://openalex.org/W2510422931","https://openalex.org/W2547572091","https://openalex.org/W2586892394","https://openalex.org/W2889209824","https://openalex.org/W2903218805","https://openalex.org/W2939807224","https://openalex.org/W2948979790","https://openalex.org/W3109552145","https://openalex.org/W3119700427","https://openalex.org/W3139250175","https://openalex.org/W3203997225","https://openalex.org/W3204199968","https://openalex.org/W4200539384","https://openalex.org/W4210290647","https://openalex.org/W4280513512","https://openalex.org/W4321105977","https://openalex.org/W4385878247","https://openalex.org/W4386227006","https://openalex.org/W4386435243","https://openalex.org/W4404254136","https://openalex.org/W7151006316"],"related_works":[],"abstract_inverted_index":{"Direct":[0],"numerical":[1],"simulation":[2],"is":[3,111],"employed":[4],"to":[5,44,113,191],"investigate":[6],"the":[7,23,30,86,89,95,114,122,130,145,158,167,173,187,207,214],"transport":[8,198,228],"of":[9,25,91,98,116,160,217],"inertial":[10,99],"particles":[11,100,165],"in":[12,103,108,151,163,186,221,229],"turbulent":[13,55,135],"channel":[14],"flows":[15],"over":[16],"spanwise":[17],"rod-roughened":[18],"walls.":[19],"The":[20],"study":[21],"examines":[22],"effects":[24],"roughness":[26,50,131,153,219],"geometry":[27,220],"by":[28,36,74],"varying":[29],"streamwise":[31,193,208,227],"spacing-to-height":[32,209],"ratio":[33],"w":[34,38,72,78],"divided":[35,73],"k":[37,40,75,80],"/":[39,79],"$w/k$":[41],"from":[42],"1":[43],"199.":[45],"Results":[46],"indicate":[47],"that":[48],"rod":[49],"elements":[51,132],"significantly":[52],"modulate":[53],"near-wall":[54,96,117,168,178],"structures":[56,137,162],"and":[57,63,126,138,170,196,206,226],"drag":[58,65],"coefficients,":[59],"as":[60,172],"both":[61],"form":[62],"total":[64],"reach":[66],"a":[67,181],"maximum":[68],"value":[69],"at":[70],"approximately":[71],"equals":[76],"9":[77,82],"=":[81],"$w/k=9$":[83],".":[84],"For":[85],"dispersed":[87],"phase,":[88],"presence":[90],"rough":[92],"walls":[93],"suppresses":[94],"accumulation":[97],"typically":[101],"observed":[102,150],"smooth-wall":[104],"turbulence.":[105,231],"This":[106],"reduction":[107],"preferential":[109],"concentration":[110],"attributed":[112],"modification":[115],"flow":[118,142,161],"structures,":[119],"which":[120,200],"weakens":[121],"correlation":[123],"between":[124],"particle":[125,184,204,223],"fluid":[127],"motions.":[128],"Specifically,":[129],"disrupt":[133],"canonical":[134],"coherent":[136],"generate":[139],"additional":[140],"roughness-induced":[141],"structures.":[143],"Unlike":[144],"direct":[146],"collision":[147],"rebounding":[148],"effect":[149],"curved":[152],"geometries,":[154],"this":[155],"decorrelation":[156],"diminishes":[157],"effectiveness":[159],"trapping":[164],"within":[166],"region":[169],"serves":[171],"primary":[174],"mechanism":[175],"for":[176],"reduced":[177],"accumulation.":[179],"Furthermore,":[180],"more":[182],"uniform":[183],"distribution":[185,225],"wall-normal":[188],"direction":[189],"leads":[190],"increased":[192],"bulk":[194],"velocity":[195],"enhanced":[197],"efficiency,":[199],"vary":[201],"depending":[202],"on":[203],"inertia":[205],"ratio.":[210],"These":[211],"findings":[212],"underscore":[213],"critical":[215],"role":[216],"wall":[218,230],"modulating":[222],"spatial":[224]},"counts_by_year":[],"updated_date":"2026-11-05T12:25:35.769452","created_date":"2026-11-05T00:00:00"}