{"id":"https://openalex.org/W2075345232","doi":"https://doi.org/10.1179/mst.1998.14.1.25","title":"Application of control theory principles to optimization of grain size during hot extrusion","display_name":"Application of control theory principles to optimization of grain size during hot extrusion","publication_year":1998,"publication_date":"1998-01-01","ids":{"openalex":"https://openalex.org/W2075345232","doi":"https://doi.org/10.1179/mst.1998.14.1.25","mag":"2075345232"},"language":"en","primary_location":{"id":"doi:10.1179/mst.1998.14.1.25","doi":"https://doi.org/10.1179/mst.1998.14.1.25","is_oa":false,"landing_page_url":"https://doi.org/10.1179/mst.1998.14.1.25","pdf_url":null,"source":{"id":"https://openalex.org/S82336448","display_name":"Materials Science and Technology","issn_l":"0267-0836","issn":["0267-0836","1743-2847"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320442","host_organization_name":"Maney Publishing","host_organization_lineage":["https://openalex.org/P4310320442"],"host_organization_lineage_names":["Maney Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Materials Science and Technology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5110249334","display_name":"William Garth Frazier","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"W. G. Frazier","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022955450","display_name":"James C. Malas","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. C. Malas","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"E. A. Medina","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"E. A. Medina","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111706307","display_name":"S.C. Medeiros","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S. Medeiros","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061216212","display_name":"Shreedhar Venugopal","orcid":"https://orcid.org/0000-0003-3842-8136","observed_orcids":["https://orcid.org/0000-0003-3842-8136"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S. Venugopal","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044872725","display_name":"William M. Mullins","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"W. M. Mullins","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112407847","display_name":"Anil Chaudhary","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A. Chaudhary","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5111742480","display_name":"R. Dennis Irwin","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"R. D. Irwin","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4150,"currency":"USD","value_usd":4150},"apc_paid":null,"fwci":3.1628,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.89316627,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"14","issue":"1","first_page":"25","last_page":"31"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11201","display_name":"Metallurgy and Material Forming","score":0.9937000274658203,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/T11201","display_name":"Metallurgy and Material Forming","score":0.9937000274658203,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/T11126","display_name":"Metallurgical Processes and Thermodynamics","score":0.0013000000035390258,"subfield":{"id":"https://openalex.org/subfields/2506","display_name":"Metals and Alloys"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10386","display_name":"Microstructure and Mechanical Properties of Steels","score":0.0010999999940395355,"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":[{"id":"https://openalex.org/keywords/hot-extrusion","display_name":"hot extrusion","score":0.984000027179718},{"id":"https://openalex.org/keywords/grain-size-control","display_name":"grain size control","score":0.8629999756813049},{"id":"https://openalex.org/keywords/optimal-control","display_name":"optimal control","score":0.7910000085830688},{"id":"https://openalex.org/keywords/state-space-models","display_name":"state-space model","score":0.8820000290870667},{"id":"https://openalex.org/keywords/microstructure-formation","display_name":"microstructure formation","score":0.8889999985694885},{"id":"https://openalex.org/keywords/strain-rate","display_name":"strain rate","score":0.652999997138977},{"id":"https://openalex.org/keywords/extrusion-temperature","display_name":"extrusion temperature","score":0.847000002861023},{"id":"https://openalex.org/keywords/die-geometry","display_name":"die geometry","score":0.9769999980926514},{"id":"https://openalex.org/keywords/low-carbon-steel","display_name":"mild steel","score":0.8679999709129333},{"id":"https://openalex.org/keywords/process-parameter-optimization","display_name":"process parameter optimization","score":0.8240000009536743}],"concepts":[{"id":"https://openalex.org/C2778958987","wikidata":"https://www.wikidata.org/wiki/Q139143","display_name":"Extrusion","level":2,"score":0.8965622186660767},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.8262674808502197},{"id":"https://openalex.org/C192191005","wikidata":"https://www.wikidata.org/wiki/Q466491","display_name":"Grain size","level":2,"score":0.6757413744926453},{"id":"https://openalex.org/C87976508","wikidata":"https://www.wikidata.org/wiki/Q1498213","display_name":"Microstructure","level":2,"score":0.6137539148330688},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5570933818817139},{"id":"https://openalex.org/C111106434","wikidata":"https://www.wikidata.org/wiki/Q1072430","display_name":"Die (integrated circuit)","level":2,"score":0.5270239114761353},{"id":"https://openalex.org/C149342994","wikidata":"https://www.wikidata.org/wiki/Q3181055","display_name":"Strain rate","level":2,"score":0.47398677468299866},{"id":"https://openalex.org/C155386361","wikidata":"https://www.wikidata.org/wiki/Q1649571","display_name":"Process control","level":3,"score":0.4311755299568176},{"id":"https://openalex.org/C139321929","wikidata":"https://www.wikidata.org/wiki/Q1363994","display_name":"Forming processes","level":2,"score":0.42699185013771057},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.3975900411605835},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.3888002336025238},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.34031879901885986},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.3338738679885864},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.16372624039649963},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.07859241962432861},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.06629908084869385},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1179/mst.1998.14.1.25","doi":"https://doi.org/10.1179/mst.1998.14.1.25","is_oa":false,"landing_page_url":"https://doi.org/10.1179/mst.1998.14.1.25","pdf_url":null,"source":{"id":"https://openalex.org/S82336448","display_name":"Materials Science and Technology","issn_l":"0267-0836","issn":["0267-0836","1743-2847"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320442","host_organization_name":"Maney Publishing","host_organization_lineage":["https://openalex.org/P4310320442"],"host_organization_lineage_names":["Maney Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Materials Science and Technology","raw_type":"journal-article"},{"id":"doi:10.1179/026708398790301773","doi":"https://doi.org/10.1179/026708398790301773","is_oa":false,"landing_page_url":"https://doi.org/10.1179/026708398790301773","pdf_url":null,"source":{"id":"https://openalex.org/S82336448","display_name":"Materials Science and Technology","issn_l":"0267-0836","issn":["0267-0836","1743-2847"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320442","host_organization_name":"Maney Publishing","host_organization_lineage":["https://openalex.org/P4310320442"],"host_organization_lineage_names":["Maney Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Materials Science and Technology","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":9,"referenced_works":["https://openalex.org/W157499714","https://openalex.org/W1524316427","https://openalex.org/W1979046089","https://openalex.org/W2004791021","https://openalex.org/W2017280372","https://openalex.org/W2064112521","https://openalex.org/W2323406407","https://openalex.org/W2325091641","https://openalex.org/W2330566822"],"related_works":["https://openalex.org/W2137925876","https://openalex.org/W2013853657","https://openalex.org/W7217294881","https://openalex.org/W2050138674","https://openalex.org/W1995683529","https://openalex.org/W7095369754","https://openalex.org/W892661841","https://openalex.org/W2059567033","https://openalex.org/W2156664091","https://openalex.org/W2929163945"],"abstract_inverted_index":{"Modern":[0],"control":[1,38,61],"theory":[2],"has":[3,65],"been":[4,66],"applied":[5,67],"to":[6,47,68],"the":[7,24,28,31,69,103],"optimisation":[8,70],"of":[9,30,35,58,71,87,93],"microstructure":[10],"development":[11],"during":[12,85],"hot":[13],"extrusion.":[14],"This":[15,63],"approach":[16],"involves":[17],"state":[18],"space":[19],"type":[20],"models":[21],"for":[22],"describing":[23],"material":[25],"behaviour":[26],"and":[27,45,74,82],"mechanics":[29],"process.":[32],"The":[33],"problem":[34],"determining":[36],"process":[37,76],"parameters":[39,77],"such":[40,78],"as":[41,79],"strain,":[42],"strain":[43],"rate,":[44],"temperature":[46],"obtain":[48],"prespecified":[49],"microstructural":[50],"features":[51],"can":[52],"be":[53],"systematically":[54],"formulated":[55],"in":[56,102],"terms":[57],"an":[59],"optimal":[60],"problem.":[62],"method":[64],"grain":[72],"size":[73],"certain":[75],"die":[80],"geometry":[81],"ram":[83],"velocity":[84],"extrusion":[86],"plain":[88],"carbon":[89],"steel.":[90],"Experimental":[91],"results":[92],"this":[94],"investigation":[95],"show":[96],"good":[97],"agreement":[98],"with":[99],"those":[100],"predicted":[101],"design":[104],"stage.":[105]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}
