{"id":"https://openalex.org/W1664549036","doi":"https://doi.org/10.1109/tie.2015.2436361","title":"Evaluation of High-Current Toroid Power Inductor With NdFeB Magnet for DC\u2013DC Power Converters","display_name":"Evaluation of High-Current Toroid Power Inductor With NdFeB Magnet for DC\u2013DC Power Converters","publication_year":2015,"publication_date":"2015-05-21","ids":{"openalex":"https://openalex.org/W1664549036","doi":"https://doi.org/10.1109/tie.2015.2436361","mag":"1664549036"},"language":"en","primary_location":{"id":"doi:10.1109/tie.2015.2436361","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tie.2015.2436361","pdf_url":null,"source":{"id":"https://openalex.org/S58031724","display_name":"IEEE Transactions on Industrial Electronics","issn_l":"0278-0046","issn":["0278-0046","1557-9948"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Industrial Electronics","raw_type":"journal-article"},"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/A5009658220","display_name":"Zhigang Dang","orcid":null},"institutions":[{"id":"https://openalex.org/I17301866","display_name":"University of Alabama","ror":"https://ror.org/03xrrjk67","country_code":"US","type":"education","lineage":["https://openalex.org/I17301866"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhigang Dang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, College of Engineering, The University of Alabama, Tuscaloosa, AL, USA","Dept. of Electr. & Comput. Eng., Univ. of Alabama, Tuscaloosa, AL, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, College of Engineering, The University of Alabama, Tuscaloosa, AL, USA","institution_ids":["https://openalex.org/I17301866"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Univ. of Alabama, Tuscaloosa, AL, USA","institution_ids":["https://openalex.org/I17301866"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031219087","display_name":"Jaber A. Abu Qahouq","orcid":"https://orcid.org/0000-0002-8974-3112"},"institutions":[{"id":"https://openalex.org/I17301866","display_name":"University of Alabama","ror":"https://ror.org/03xrrjk67","country_code":"US","type":"education","lineage":["https://openalex.org/I17301866"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jaber A. Abu Qahouq","raw_affiliation_strings":["Department of Electrical and Computer Engineering, College of Engineering, The University of Alabama, Tuscaloosa, AL, USA","Dept. of Electr. & Comput. Eng., Univ. of Alabama, Tuscaloosa, AL, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, College of Engineering, The University of Alabama, Tuscaloosa, AL, USA","institution_ids":["https://openalex.org/I17301866"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Univ. of Alabama, Tuscaloosa, AL, USA","institution_ids":["https://openalex.org/I17301866"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I17301866"],"apc_list":null,"apc_paid":null,"fwci":2.4096,"has_fulltext":false,"cited_by_count":37,"citation_normalized_percentile":{"value":0.89521845,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"62","issue":"11","first_page":"6868","last_page":"6876"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10175","display_name":"Advanced DC-DC Converters","score":0.9977999925613403,"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"}},"topics":[{"id":"https://openalex.org/T10175","display_name":"Advanced DC-DC Converters","score":0.9977999925613403,"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"}},{"id":"https://openalex.org/T10278","display_name":"Electric Motor Design and Analysis","score":0.9954000115394592,"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"}},{"id":"https://openalex.org/T11808","display_name":"Superconducting Materials and Applications","score":0.9904000163078308,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/neodymium-magnet","display_name":"Neodymium magnet","score":0.8644285202026367},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.7415162920951843},{"id":"https://openalex.org/keywords/magnet","display_name":"Magnet","score":0.730659008026123},{"id":"https://openalex.org/keywords/inductance","display_name":"Inductance","score":0.695720911026001},{"id":"https://openalex.org/keywords/inductor","display_name":"Inductor","score":0.6917575001716614},{"id":"https://openalex.org/keywords/ferrite","display_name":"Ferrite (magnet)","score":0.5467749834060669},{"id":"https://openalex.org/keywords/converters","display_name":"Converters","score":0.535994827747345},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5125017166137695},{"id":"https://openalex.org/keywords/saturation","display_name":"Saturation (graph theory)","score":0.5089938640594482},{"id":"https://openalex.org/keywords/toroid","display_name":"Toroid","score":0.47867637872695923},{"id":"https://openalex.org/keywords/ferrite-core","display_name":"Ferrite core","score":0.4406956136226654},{"id":"https://openalex.org/keywords/fabrication","display_name":"Fabrication","score":0.41756904125213623},{"id":"https://openalex.org/keywords/electromagnetic-coil","display_name":"Electromagnetic coil","score":0.3933832049369812},{"id":"https://openalex.org/keywords/nuclear-magnetic-resonance","display_name":"Nuclear magnetic resonance","score":0.3467858135700226},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.33193597197532654},{"id":"https://openalex.org/keywords/composite-material","display_name":"Composite material","score":0.2447427213191986},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1697188913822174},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.1577940285205841},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14794257283210754},{"id":"https://openalex.org/keywords/plasma","display_name":"Plasma","score":0.05465829372406006}],"concepts":[{"id":"https://openalex.org/C110135171","wikidata":"https://www.wikidata.org/wiki/Q908880","display_name":"Neodymium magnet","level":3,"score":0.8644285202026367},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.7415162920951843},{"id":"https://openalex.org/C16389437","wikidata":"https://www.wikidata.org/wiki/Q11421","display_name":"Magnet","level":2,"score":0.730659008026123},{"id":"https://openalex.org/C29210110","wikidata":"https://www.wikidata.org/wiki/Q177897","display_name":"Inductance","level":3,"score":0.695720911026001},{"id":"https://openalex.org/C144534570","wikidata":"https://www.wikidata.org/wiki/Q5325","display_name":"Inductor","level":3,"score":0.6917575001716614},{"id":"https://openalex.org/C37210646","wikidata":"https://www.wikidata.org/wiki/Q5105088","display_name":"Ferrite (magnet)","level":2,"score":0.5467749834060669},{"id":"https://openalex.org/C2778422915","wikidata":"https://www.wikidata.org/wiki/Q10302051","display_name":"Converters","level":3,"score":0.535994827747345},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5125017166137695},{"id":"https://openalex.org/C9930424","wikidata":"https://www.wikidata.org/wiki/Q7426587","display_name":"Saturation (graph theory)","level":2,"score":0.5089938640594482},{"id":"https://openalex.org/C15001198","wikidata":"https://www.wikidata.org/wiki/Q3241394","display_name":"Toroid","level":3,"score":0.47867637872695923},{"id":"https://openalex.org/C190024692","wikidata":"https://www.wikidata.org/wiki/Q5254252","display_name":"Ferrite core","level":3,"score":0.4406956136226654},{"id":"https://openalex.org/C136525101","wikidata":"https://www.wikidata.org/wiki/Q5428139","display_name":"Fabrication","level":3,"score":0.41756904125213623},{"id":"https://openalex.org/C30403606","wikidata":"https://www.wikidata.org/wiki/Q2981904","display_name":"Electromagnetic coil","level":2,"score":0.3933832049369812},{"id":"https://openalex.org/C46141821","wikidata":"https://www.wikidata.org/wiki/Q209402","display_name":"Nuclear magnetic resonance","level":1,"score":0.3467858135700226},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.33193597197532654},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.2447427213191986},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1697188913822174},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.1577940285205841},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14794257283210754},{"id":"https://openalex.org/C82706917","wikidata":"https://www.wikidata.org/wiki/Q10251","display_name":"Plasma","level":2,"score":0.05465829372406006},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"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/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tie.2015.2436361","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tie.2015.2436361","pdf_url":null,"source":{"id":"https://openalex.org/S58031724","display_name":"IEEE Transactions on Industrial Electronics","issn_l":"0278-0046","issn":["0278-0046","1557-9948"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Industrial Electronics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8899999856948853,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G6646061903","display_name":"BRIGE: POWER DELIVERY TECHNOLOGIES RESEARCH AND EDUCATION DEVELOPMENT FOR FUTURE MANY-CORE COMPUTING PLATFORMS","funder_award_id":"0927104","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W310282747","https://openalex.org/W1985027489","https://openalex.org/W1987835347","https://openalex.org/W1992905888","https://openalex.org/W1993947516","https://openalex.org/W1994120214","https://openalex.org/W2005690444","https://openalex.org/W2007595842","https://openalex.org/W2026181374","https://openalex.org/W2035888445","https://openalex.org/W2036934507","https://openalex.org/W2037460690","https://openalex.org/W2052330817","https://openalex.org/W2054017920","https://openalex.org/W2067221651","https://openalex.org/W2075204776","https://openalex.org/W2081055121","https://openalex.org/W2086390173","https://openalex.org/W2093452427","https://openalex.org/W2133079932","https://openalex.org/W2138097200","https://openalex.org/W2145413343","https://openalex.org/W2166166606","https://openalex.org/W2167046993","https://openalex.org/W2540520761","https://openalex.org/W4229976411","https://openalex.org/W4230748214","https://openalex.org/W6729045340"],"related_works":["https://openalex.org/W2769490182","https://openalex.org/W2196183592","https://openalex.org/W2166381952","https://openalex.org/W3168403633","https://openalex.org/W2114486131","https://openalex.org/W2120661608","https://openalex.org/W2161265518","https://openalex.org/W1487788472","https://openalex.org/W4388901879","https://openalex.org/W2970921827"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"an":[3],"experimental":[4],"evaluation":[5],"of":[6,24,34,44,50,65,114,142,164,176],"a":[7,14,21,25,88,98,129],"high-current":[8],"toroid":[9],"power":[10,91,172,186],"inductor":[11],"(TPI)":[12],"with":[13,55,97,100,125,128],"NdFeB":[15],"permanent":[16,68],"magnet":[17,28,30,69],"(PMTPI).":[18],"By":[19],"adding":[20],"small":[22],"piece":[23],"fabricated":[26,78],"NdFeB-N35EH":[27,67,166],"(the":[29],"volume":[31,152],"is":[32,53,80,85,117,145,153],"~0.36%":[33],"the":[35,41,45,47,51,56,66,77,101,109,111,115,135,138,143,150,162,165,179,185],"PMTPI":[36,52,84,116,144,180],"ferrite":[37,139],"core":[38,140,151],"volume)":[39],"in":[40,87],"air":[42],"gap":[43],"TPI,":[46],"saturation":[48,112,136],"current":[49,113],"doubled":[54,118],"same":[57,102],"size":[58,103,131],"and":[59,75,104,149,174,181],"inductance":[60,105],"value.":[61],"The":[62,82],"desired":[63],"dimensions":[64],"(PM)":[70],"are":[71],"calculated":[72],"before":[73],"fabrication,":[74],"then,":[76],"PM":[79,167],"characterized.":[81],"~6.8-\u03bcH":[83],"tested":[86],"5-2-V":[89],"buck":[90],"converter.":[92],"Results":[93],"show":[94,160],"that,":[95],"compared":[96],"TPI":[99,127],"(~6.8":[106],"\u03bcH)":[107],"without":[108],"PM,":[110],"(from":[119],"7":[120],"to":[121,133,147,155],"14":[122],"A).":[123],"Compared":[124],"another":[126],"larger":[130],"needed":[132],"double":[134],"current,":[137],"weight":[141],"reduced":[146,154],"53.6%,":[148],"59.2%.":[156],"Experimental":[157],"results":[158],"also":[159],"that":[161],"addition":[163],"does":[168,182],"not":[169,183],"introduce":[170],"additional":[171],"losses":[173],"increase":[175],"temperature":[177],"for":[178],"affect":[184],"converter":[187],"efficiency.":[188]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":7}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}