{"id":"https://openalex.org/W4312710461","doi":"https://doi.org/10.1109/access.2022.3225420","title":"Optimization of Low-Frequency Magnetic Metamaterials for Efficiency Improvement in Magnetically Coupled Resonant Wireless Power Transfer Systems","display_name":"Optimization of Low-Frequency Magnetic Metamaterials for Efficiency Improvement in Magnetically Coupled Resonant Wireless Power Transfer Systems","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4312710461","doi":"https://doi.org/10.1109/access.2022.3225420"},"language":"en","primary_location":{"id":"doi:10.1109/access.2022.3225420","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3225420","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09965377.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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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/ielx7/6287639/6514899/09965377.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100759488","display_name":"Wanlu Li","orcid":"https://orcid.org/0000-0002-3650-1611"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210145761","display_name":"Shenzhen Institutes of Advanced Technology","ror":"https://ror.org/04gh4er46","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210145761"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wanlu Li","raw_affiliation_strings":["Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0002-3650-1611","affiliations":[{"raw_affiliation_string":"Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, China","institution_ids":["https://openalex.org/I4210145761","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028095399","display_name":"Fengqi Yu","orcid":"https://orcid.org/0000-0003-3710-6856"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210145761","display_name":"Shenzhen Institutes of Advanced Technology","ror":"https://ror.org/04gh4er46","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210145761"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fengqi Yu","raw_affiliation_strings":["Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0003-3710-6856","affiliations":[{"raw_affiliation_string":"Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, China","institution_ids":["https://openalex.org/I4210145761","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091754646","display_name":"Xinwei Rong","orcid":null},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210145761","display_name":"Shenzhen Institutes of Advanced Technology","ror":"https://ror.org/04gh4er46","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210145761"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinwei Rong","raw_affiliation_strings":["Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, China","institution_ids":["https://openalex.org/I4210145761","https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102833118","display_name":"Heng Qin","orcid":null},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210145761","display_name":"Shenzhen Institutes of Advanced Technology","ror":"https://ror.org/04gh4er46","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210145761"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Heng Qin","raw_affiliation_strings":["Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, China","institution_ids":["https://openalex.org/I4210145761","https://openalex.org/I19820366"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100759488"],"corresponding_institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210145761"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.2771,"has_fulltext":true,"cited_by_count":5,"citation_normalized_percentile":{"value":0.54623268,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"10","issue":null,"first_page":"125445","last_page":"125457"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11249","display_name":"Wireless Power Transfer Systems","score":0.9995999932289124,"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/T11249","display_name":"Wireless Power Transfer Systems","score":0.9995999932289124,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9995999932289124,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9973999857902527,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/wireless-power-transfer","display_name":"Wireless power transfer","score":0.8609268665313721},{"id":"https://openalex.org/keywords/capacitance","display_name":"Capacitance","score":0.7429332733154297},{"id":"https://openalex.org/keywords/inductance","display_name":"Inductance","score":0.6257378458976746},{"id":"https://openalex.org/keywords/metamaterial","display_name":"Metamaterial","score":0.5979850888252258},{"id":"https://openalex.org/keywords/electromagnetic-coil","display_name":"Electromagnetic coil","score":0.5528740286827087},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.500988245010376},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.4835357666015625},{"id":"https://openalex.org/keywords/compensation","display_name":"Compensation (psychology)","score":0.4817240536212921},{"id":"https://openalex.org/keywords/slab","display_name":"Slab","score":0.4791940152645111},{"id":"https://openalex.org/keywords/inductive-coupling","display_name":"Inductive coupling","score":0.43949949741363525},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3664203882217407},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3306267261505127},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.32686036825180054},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.29399263858795166},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.19400504231452942}],"concepts":[{"id":"https://openalex.org/C2779423816","wikidata":"https://www.wikidata.org/wiki/Q6856398","display_name":"Wireless power transfer","level":3,"score":0.8609268665313721},{"id":"https://openalex.org/C30066665","wikidata":"https://www.wikidata.org/wiki/Q164399","display_name":"Capacitance","level":3,"score":0.7429332733154297},{"id":"https://openalex.org/C29210110","wikidata":"https://www.wikidata.org/wiki/Q177897","display_name":"Inductance","level":3,"score":0.6257378458976746},{"id":"https://openalex.org/C110367647","wikidata":"https://www.wikidata.org/wiki/Q497166","display_name":"Metamaterial","level":2,"score":0.5979850888252258},{"id":"https://openalex.org/C30403606","wikidata":"https://www.wikidata.org/wiki/Q2981904","display_name":"Electromagnetic coil","level":2,"score":0.5528740286827087},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.500988245010376},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.4835357666015625},{"id":"https://openalex.org/C2780023022","wikidata":"https://www.wikidata.org/wiki/Q1338171","display_name":"Compensation (psychology)","level":2,"score":0.4817240536212921},{"id":"https://openalex.org/C113740112","wikidata":"https://www.wikidata.org/wiki/Q5904738","display_name":"Slab","level":2,"score":0.4791940152645111},{"id":"https://openalex.org/C177872590","wikidata":"https://www.wikidata.org/wiki/Q1498289","display_name":"Inductive coupling","level":2,"score":0.43949949741363525},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3664203882217407},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3306267261505127},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.32686036825180054},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.29399263858795166},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.19400504231452942},{"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/C8058405","wikidata":"https://www.wikidata.org/wiki/Q46255","display_name":"Geophysics","level":1,"score":0.0},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C17525397","wikidata":"https://www.wikidata.org/wiki/Q176140","display_name":"Electrode","level":2,"score":0.0},{"id":"https://openalex.org/C11171543","wikidata":"https://www.wikidata.org/wiki/Q41630","display_name":"Psychoanalysis","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2022.3225420","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3225420","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09965377.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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:3a2018f6d894478294280a8472800cf5","is_oa":true,"landing_page_url":"https://doaj.org/article/3a2018f6d894478294280a8472800cf5","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 10, Pp 125445-125457 (2022)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2022.3225420","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3225420","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09965377.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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.8799999952316284}],"awards":[{"id":"https://openalex.org/G1911694105","display_name":null,"funder_award_id":"62172399","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4312710461.pdf","grobid_xml":"https://content.openalex.org/works/W4312710461.grobid-xml"},"referenced_works_count":34,"referenced_works":["https://openalex.org/W1502943612","https://openalex.org/W1940471255","https://openalex.org/W1976370585","https://openalex.org/W2015408750","https://openalex.org/W2030248980","https://openalex.org/W2033559086","https://openalex.org/W2040517465","https://openalex.org/W2058020946","https://openalex.org/W2075378848","https://openalex.org/W2087535216","https://openalex.org/W2107315529","https://openalex.org/W2122263664","https://openalex.org/W2122765624","https://openalex.org/W2122954601","https://openalex.org/W2137196654","https://openalex.org/W2274670413","https://openalex.org/W2330325282","https://openalex.org/W2336142814","https://openalex.org/W2528355860","https://openalex.org/W2567312543","https://openalex.org/W2576523800","https://openalex.org/W2767177961","https://openalex.org/W2899341283","https://openalex.org/W3036413812","https://openalex.org/W3101621343","https://openalex.org/W3104214452","https://openalex.org/W3107684740","https://openalex.org/W3135823245","https://openalex.org/W3150529307","https://openalex.org/W3157932358","https://openalex.org/W3186273212","https://openalex.org/W4210879646","https://openalex.org/W4226071529","https://openalex.org/W4285280824"],"related_works":["https://openalex.org/W2783110917","https://openalex.org/W2141139212","https://openalex.org/W1863438922","https://openalex.org/W2910860274","https://openalex.org/W2905502739","https://openalex.org/W2909929675","https://openalex.org/W2554870471","https://openalex.org/W4230406848","https://openalex.org/W2810565917","https://openalex.org/W2903038110"],"abstract_inverted_index":{"With":[0],"the":[1,13,29,33,66,84,96,121,128,143,148,158,172,178,185,194,208,215,237],"extensive":[2],"applications":[3],"of":[4,18,35,70,86,98,107,120,151,196],"magnetically":[5],"coupled":[6],"resonant":[7],"wireless":[8],"power":[9,14],"transfer":[10,15],"(WPT),":[11],"improving":[12],"efficiency":[16],"(PTE)":[17],"WPT":[19,50,87,112,202],"systems":[20,51,88,113,180,203,239],"is":[21,37,73,89,139,169,218],"critical.":[22],"Magnetic":[23],"metamaterials":[24],"(MTMs)":[25],"can":[26],"effectively":[27],"improve":[28],"PTE.":[30],"However,":[31],"currently":[32],"design":[34,67],"MTMs":[36],"mainly":[38],"based":[39,76],"on":[40,77],"microwave":[41],"or":[42,127,242],"optical":[43],"theory,":[44],"and":[45,62,68,80,103,124,133,147,166,184,223],"their":[46],"applicability":[47],"in":[48,91,117],"low-frequency":[49,71],"needs":[52],"to":[53,141,154,206],"be":[54],"further":[55],"explored.":[56],"In":[57],"this":[58],"paper,":[59],"a":[60,99,134,189],"fast":[61],"effective":[63],"method":[64,138],"for":[65,177,236],"optimization":[69],"MTM":[72,101,108,144,159,174,235],"provided.":[74],"Firstly,":[75],"circuit":[78],"theory":[79],"mutual":[81],"inductance":[82],"calculation,":[83],"PTE":[85,156,186,217],"concluded":[90],"an":[92],"equation":[93],"that":[94,171,214,233],"concerns":[95],"position":[97,146,161],"2-D":[100],"slab":[102,145,160,175],"added":[104],"compensation":[105,149,197,229],"capacitance":[106,150,190,230],"unit":[109,152],"coils.":[110],"Two":[111],"with":[114,193,232,240],"large":[115],"differences":[116],"coil":[118,245],"size":[119,130],"transmitter":[122],"(Tx)":[123],"receiver":[125],"(Rx)":[126],"same":[129,243],"are":[131,181,204],"considered,":[132],"directly":[135],"separating":[136],"variables":[137],"proposed":[140],"optimize":[142],"coils":[153],"maximize":[155],"when":[157],"changes":[162],"axially":[163],"between":[164],"Tx":[165],"Rx.":[167],"It":[168],"found":[170],"optimal":[173],"positions":[176],"two":[179,200,238],"remarkably":[182],"different,":[183],"impressively":[187],"presents":[188],"splitting":[191],"phenomenon":[192],"change":[195],"capacitance.":[198],"Finally,":[199],"MTM-enhanced":[201],"established":[205],"verify":[207],"theoretical":[209],"calculation.":[210],"The":[211],"experiments":[212],"show":[213],"maximum":[216],"significantly":[219],"increased":[220],"by":[221,226],"144%":[222],"31%":[224],"respectively":[225],"adopting":[227],"optimized":[228],"compared":[231],"without":[234],"different":[241],"transceiver":[244],"size.":[246]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2024,"cited_by_count":3}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}