{"id":"https://openalex.org/W4389076610","doi":"https://doi.org/10.1109/access.2023.3336699","title":"A Novel Circularly Polarised Butterfly RF Coil Concept for MRI","display_name":"A Novel Circularly Polarised Butterfly RF Coil Concept for MRI","publication_year":2023,"publication_date":"2023-11-28","ids":{"openalex":"https://openalex.org/W4389076610","doi":"https://doi.org/10.1109/access.2023.3336699"},"language":"en","primary_location":{"id":"doi:10.1109/access.2023.3336699","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2023.3336699","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10332145.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10332145.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5085187828","display_name":"Suk\u2010Min Hong","orcid":"https://orcid.org/0000-0002-0135-8747"},"institutions":[{"id":"https://openalex.org/I4210164436","display_name":"Life & Brain (Germany)","ror":"https://ror.org/05h6av881","country_code":"DE","type":"company","lineage":["https://openalex.org/I4210164436"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Suk-Min Hong","raw_affiliation_strings":["Institute of Neuroscience and Medicine 4, INM-4, Forschungszentrum J&#x00FC;lich, J&#x00FC;lich, Germany"],"raw_orcid":"https://orcid.org/0000-0002-0135-8747","affiliations":[{"raw_affiliation_string":"Institute of Neuroscience and Medicine 4, INM-4, Forschungszentrum J&#x00FC;lich, J&#x00FC;lich, Germany","institution_ids":["https://openalex.org/I4210164436"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077494196","display_name":"Chang\u2010Hoon Choi","orcid":"https://orcid.org/0000-0003-3569-0905"},"institutions":[{"id":"https://openalex.org/I4210164436","display_name":"Life & Brain (Germany)","ror":"https://ror.org/05h6av881","country_code":"DE","type":"company","lineage":["https://openalex.org/I4210164436"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Chang-Hoon Choi","raw_affiliation_strings":["Institute of Neuroscience and Medicine 4, INM-4, Forschungszentrum J&#x00FC;lich, J&#x00FC;lich, Germany"],"raw_orcid":"https://orcid.org/0000-0003-3569-0905","affiliations":[{"raw_affiliation_string":"Institute of Neuroscience and Medicine 4, INM-4, Forschungszentrum J&#x00FC;lich, J&#x00FC;lich, Germany","institution_ids":["https://openalex.org/I4210164436"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071643772","display_name":"N. Jon Shah","orcid":"https://orcid.org/0000-0002-8151-6169"},"institutions":[{"id":"https://openalex.org/I4210164436","display_name":"Life & Brain (Germany)","ror":"https://ror.org/05h6av881","country_code":"DE","type":"company","lineage":["https://openalex.org/I4210164436"]},{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"N. Jon Shah","raw_affiliation_strings":["Institute of Neuroscience and Medicine 4, INM-4, Forschungszentrum J&#x00FC;lich, J&#x00FC;lich, Germany","Department of Neurology, RWTH Aachen University, Aachen, Germany"],"raw_orcid":"https://orcid.org/0000-0002-8151-6169","affiliations":[{"raw_affiliation_string":"Institute of Neuroscience and Medicine 4, INM-4, Forschungszentrum J&#x00FC;lich, J&#x00FC;lich, Germany","institution_ids":["https://openalex.org/I4210164436"]},{"raw_affiliation_string":"Department of Neurology, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054760543","display_name":"J\u00f6rg Felder","orcid":"https://orcid.org/0000-0001-6431-4322"},"institutions":[{"id":"https://openalex.org/I4210164436","display_name":"Life & Brain (Germany)","ror":"https://ror.org/05h6av881","country_code":"DE","type":"company","lineage":["https://openalex.org/I4210164436"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"J\u00f6rg Felder","raw_affiliation_strings":["Institute of Neuroscience and Medicine 4, INM-4, Forschungszentrum J&#x00FC;lich, J&#x00FC;lich, Germany"],"raw_orcid":"https://orcid.org/0000-0001-6431-4322","affiliations":[{"raw_affiliation_string":"Institute of Neuroscience and Medicine 4, INM-4, Forschungszentrum J&#x00FC;lich, J&#x00FC;lich, Germany","institution_ids":["https://openalex.org/I4210164436"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":1.0965,"has_fulltext":true,"cited_by_count":5,"citation_normalized_percentile":{"value":0.79273489,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"12","issue":null,"first_page":"2567","last_page":"2572"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10378","display_name":"Advanced MRI Techniques and Applications","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10378","display_name":"Advanced MRI Techniques and Applications","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11809","display_name":"Advanced NMR Techniques and Applications","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11249","display_name":"Wireless Power Transfer Systems","score":0.9965999722480774,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/electromagnetic-coil","display_name":"Electromagnetic coil","score":0.8478926420211792},{"id":"https://openalex.org/keywords/phased-array","display_name":"Phased array","score":0.7567180395126343},{"id":"https://openalex.org/keywords/radiofrequency-coil","display_name":"Radiofrequency coil","score":0.647122323513031},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.5948806405067444},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5634511709213257},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.5554559230804443},{"id":"https://openalex.org/keywords/coupling","display_name":"Coupling (piping)","score":0.48857173323631287},{"id":"https://openalex.org/keywords/nuclear-magnetic-resonance","display_name":"Nuclear magnetic resonance","score":0.4679274559020996},{"id":"https://openalex.org/keywords/magnetic-resonance-imaging","display_name":"Magnetic resonance imaging","score":0.45056501030921936},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.4339638948440552},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.3881162703037262},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.335269033908844},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2535022497177124},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.20049086213111877},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16263753175735474}],"concepts":[{"id":"https://openalex.org/C30403606","wikidata":"https://www.wikidata.org/wiki/Q2981904","display_name":"Electromagnetic coil","level":2,"score":0.8478926420211792},{"id":"https://openalex.org/C55494473","wikidata":"https://www.wikidata.org/wiki/Q727898","display_name":"Phased array","level":3,"score":0.7567180395126343},{"id":"https://openalex.org/C206480500","wikidata":"https://www.wikidata.org/wiki/Q7281261","display_name":"Radiofrequency coil","level":3,"score":0.647122323513031},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.5948806405067444},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5634511709213257},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5554559230804443},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.48857173323631287},{"id":"https://openalex.org/C46141821","wikidata":"https://www.wikidata.org/wiki/Q209402","display_name":"Nuclear magnetic resonance","level":1,"score":0.4679274559020996},{"id":"https://openalex.org/C143409427","wikidata":"https://www.wikidata.org/wiki/Q161238","display_name":"Magnetic resonance imaging","level":2,"score":0.45056501030921936},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.4339638948440552},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3881162703037262},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.335269033908844},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2535022497177124},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.20049086213111877},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16263753175735474},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2023.3336699","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2023.3336699","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10332145.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:0f1b48476f3746a6bf213b9c1f910c05","is_oa":true,"landing_page_url":"https://doaj.org/article/0f1b48476f3746a6bf213b9c1f910c05","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 12, Pp 2567-2572 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2023.3336699","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2023.3336699","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10332145.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5210274402","display_name":null,"funder_award_id":"491111487","funder_id":"https://openalex.org/F4320320879","funder_display_name":"Deutsche Forschungsgemeinschaft"}],"funders":[{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4389076610.pdf","grobid_xml":"https://content.openalex.org/works/W4389076610.grobid-xml"},"referenced_works_count":15,"referenced_works":["https://openalex.org/W1974900546","https://openalex.org/W2008958501","https://openalex.org/W2009489289","https://openalex.org/W2011544034","https://openalex.org/W2013816305","https://openalex.org/W2015018614","https://openalex.org/W2031887109","https://openalex.org/W2051626105","https://openalex.org/W2058930418","https://openalex.org/W2060195934","https://openalex.org/W2068437063","https://openalex.org/W2179644516","https://openalex.org/W2888308790","https://openalex.org/W3041067035","https://openalex.org/W3158128092"],"related_works":["https://openalex.org/W2004612021","https://openalex.org/W2793749862","https://openalex.org/W2151071618","https://openalex.org/W262439774","https://openalex.org/W2391150783","https://openalex.org/W2984569657","https://openalex.org/W4295067315","https://openalex.org/W1986405319","https://openalex.org/W2534505740","https://openalex.org/W3070231666"],"abstract_inverted_index":{"Magnetic":[0],"resonance":[1,189],"imaging":[2],"(MRI)":[3],"is":[4,176,226],"an":[5,149],"invaluable":[6],"tool":[7],"for":[8,230],"the":[9,18,21,34,38,45,54,57,82,94,125,134,137,180,194,207,221],"diagnosis":[10],"and":[11,32,77,154,186,203,206],"study":[12,161],"of":[13,40,56,96,115,136,152,170,193],"brain":[14],"function.":[15],"Central":[16],"to":[17,48,109,211],"MRI":[19],"system,":[20],"radio":[22],"frequency":[23],"(RF)":[24],"coil":[25,59,140,167,198,225],"plays":[26],"a":[27,97,163,187,227],"dual":[28],"role:":[29],"stimulating":[30],"spins":[31],"receiving":[33],"MR":[35,204],"signal,":[36],"enabling":[37],"generation":[39],"detailed":[41],"images":[42],"from":[43,213],"inside":[44],"body.":[46],"Compared":[47],"using":[49],"linear":[50],"polarised":[51,66],"(LP)":[52],"methods,":[53,69],"efficiency":[55,88],"RF":[58],"can":[60,89,141],"be":[61,91,142],"improved":[62,92],"by":[63,130,178],"leveraging":[64],"circular":[65],"(CP)":[67],"driving":[68],"which":[70],"operate":[71,119],"with":[72,93,183],"at":[73],"least":[74],"two":[75],"elements":[76,114,127],"90\u00b0":[78],"phase":[79],"input":[80],"if":[81,124],"geometrical":[83],"dimensions":[84],"are":[85,128],"identical.":[86],"Coil":[87],"also":[90],"use":[95],"multi-channel":[98],"phased":[99,116,138,234],"array":[100,117,139,235],"receive-only":[101,236],"coils,":[102],"as":[103],"they":[104],"provide":[105],"higher":[106],"SNR":[107,135,232],"compared":[108,210],"volume":[110],"coils.":[111,216,237],"Generally,":[112],"all":[113],"coils":[118],"in":[120,148,172,201,233],"LP":[121,126,215],"mode.":[122,174],"However,":[123],"replaced":[129],"dimension-matched":[131],"CP":[132,173,181,196,223],"elements,":[133],"further":[143],"increased,":[144],"although":[145],"this":[146],"results":[147,208,218],"increased":[150],"number":[151],"channels":[153],"more":[155],"coupling":[156],"problems":[157],"between":[158],"channels.":[159],"This":[160,175],"introduces":[162],"novel":[164],"single-channel":[165,195,214,222],"butterfly":[166,197,224],"uniquely":[168],"capable":[169],"operating":[171,179],"achieved":[177],"element":[182],"asymmetrical":[184],"tuning":[185],"split":[188],"peak.":[190],"The":[191,217],"performance":[192],"was":[199],"evaluated":[200],"simulations":[202],"measurements,":[205],"were":[209],"those":[212],"show":[219],"that":[220],"good":[228],"solution":[229],"increasing":[231]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
