{"id":"https://openalex.org/W2151728013","doi":"https://doi.org/10.1109/tgrs.2002.1006370","title":"Quasi-magnetostatic solution for a conducting and permeable spheroid with arbitrary excitation","display_name":"Quasi-magnetostatic solution for a conducting and permeable spheroid with arbitrary excitation","publication_year":2002,"publication_date":"2002-04-01","ids":{"openalex":"https://openalex.org/W2151728013","doi":"https://doi.org/10.1109/tgrs.2002.1006370","mag":"2151728013"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2002.1006370","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2002.1006370","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Geoscience and Remote Sensing","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/A5045299161","display_name":"C.O. Ao","orcid":"https://orcid.org/0009-0005-7395-5777"},"institutions":[{"id":"https://openalex.org/I63966007","display_name":"Massachusetts Institute of Technology","ror":"https://ror.org/042nb2s44","country_code":"US","type":"education","lineage":["https://openalex.org/I63966007"]},{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"C.O. Ao","raw_affiliation_strings":["Jet Propulsion Laboratory, Pasadena, CA, USA","Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, MA, USA"],"affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, Pasadena, CA, USA","institution_ids":["https://openalex.org/I1334627681"]},{"raw_affiliation_string":"Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, MA, USA","institution_ids":["https://openalex.org/I63966007"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016072413","display_name":"Henning Braunisch","orcid":"https://orcid.org/0000-0003-2985-7713"},"institutions":[{"id":"https://openalex.org/I63966007","display_name":"Massachusetts Institute of Technology","ror":"https://ror.org/042nb2s44","country_code":"US","type":"education","lineage":["https://openalex.org/I63966007"]},{"id":"https://openalex.org/I1343180700","display_name":"Intel (United States)","ror":"https://ror.org/01ek73717","country_code":"US","type":"company","lineage":["https://openalex.org/I1343180700"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"H. Braunisch","raw_affiliation_strings":["Components Research, Intel Corporation, Chandler, AZ, USA","Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, MA, USA"],"affiliations":[{"raw_affiliation_string":"Components Research, Intel Corporation, Chandler, AZ, USA","institution_ids":["https://openalex.org/I1343180700"]},{"raw_affiliation_string":"Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, MA, USA","institution_ids":["https://openalex.org/I63966007"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111044342","display_name":"K. O\u2019Neill","orcid":null},"institutions":[{"id":"https://openalex.org/I4210088792","display_name":"United States Army","ror":"https://ror.org/00afsp483","country_code":"US","type":"funder","lineage":["https://openalex.org/I1304082316","https://openalex.org/I1330347796","https://openalex.org/I4210088792"]},{"id":"https://openalex.org/I2800251061","display_name":"Cold Regions Research and Engineering Laboratory","ror":"https://ror.org/05wk0m864","country_code":"US","type":"facility","lineage":["https://openalex.org/I1304082316","https://openalex.org/I1306490931","https://openalex.org/I1330347796","https://openalex.org/I2800251061","https://openalex.org/I87303767"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"K. O'Neill","raw_affiliation_strings":["U.S. Army Cold Regions Research and Engineering Laboratory, Hanover, NH, USA"],"affiliations":[{"raw_affiliation_string":"U.S. Army Cold Regions Research and Engineering Laboratory, Hanover, NH, USA","institution_ids":["https://openalex.org/I2800251061","https://openalex.org/I4210088792"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071607310","display_name":"J. A. Kong","orcid":"https://orcid.org/0009-0008-8185-2665"},"institutions":[{"id":"https://openalex.org/I63966007","display_name":"Massachusetts Institute of Technology","ror":"https://ror.org/042nb2s44","country_code":"US","type":"education","lineage":["https://openalex.org/I63966007"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J.A. Kong","raw_affiliation_strings":["Research Laboratory of Electronics and the Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, MA, USA"],"affiliations":[{"raw_affiliation_string":"Research Laboratory of Electronics and the Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, MA, USA","institution_ids":["https://openalex.org/I63966007"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5045299161"],"corresponding_institution_ids":["https://openalex.org/I1334627681","https://openalex.org/I63966007"],"apc_list":null,"apc_paid":null,"fwci":20.3533,"has_fulltext":false,"cited_by_count":61,"citation_normalized_percentile":{"value":0.99691639,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"40","issue":"4","first_page":"887","last_page":"897"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11609","display_name":"Geophysical Methods and Applications","score":0.9994999766349792,"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/T11609","display_name":"Geophysical Methods and Applications","score":0.9994999766349792,"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/T10572","display_name":"Geophysical and Geoelectrical Methods","score":0.9975000023841858,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12169","display_name":"Non-Destructive Testing Techniques","score":0.9962000250816345,"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/spheroid","display_name":"Spheroid","score":0.8399627208709717},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.6743757724761963},{"id":"https://openalex.org/keywords/prolate-spheroid","display_name":"Prolate spheroid","score":0.6315982937812805},{"id":"https://openalex.org/keywords/excitation","display_name":"Excitation","score":0.5220163464546204},{"id":"https://openalex.org/keywords/frequency-band","display_name":"Frequency band","score":0.46448737382888794},{"id":"https://openalex.org/keywords/discrete-dipole-approximation","display_name":"Discrete dipole approximation","score":0.4638376832008362},{"id":"https://openalex.org/keywords/dipole","display_name":"Dipole","score":0.44775456190109253},{"id":"https://openalex.org/keywords/plane-wave","display_name":"Plane wave","score":0.4324219226837158},{"id":"https://openalex.org/keywords/electromagnetic-field","display_name":"Electromagnetic field","score":0.43103939294815063},{"id":"https://openalex.org/keywords/transverse-plane","display_name":"Transverse plane","score":0.4170122742652893},{"id":"https://openalex.org/keywords/computational-physics","display_name":"Computational physics","score":0.3559294641017914},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.34156063199043274},{"id":"https://openalex.org/keywords/classical-mechanics","display_name":"Classical mechanics","score":0.2419571578502655},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09072133898735046},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.08317053318023682}],"concepts":[{"id":"https://openalex.org/C175369904","wikidata":"https://www.wikidata.org/wiki/Q208395","display_name":"Spheroid","level":3,"score":0.8399627208709717},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.6743757724761963},{"id":"https://openalex.org/C197807790","wikidata":"https://www.wikidata.org/wiki/Q208395","display_name":"Prolate spheroid","level":2,"score":0.6315982937812805},{"id":"https://openalex.org/C83581075","wikidata":"https://www.wikidata.org/wiki/Q1361503","display_name":"Excitation","level":2,"score":0.5220163464546204},{"id":"https://openalex.org/C2778116611","wikidata":"https://www.wikidata.org/wiki/Q25110567","display_name":"Frequency band","level":3,"score":0.46448737382888794},{"id":"https://openalex.org/C49874194","wikidata":"https://www.wikidata.org/wiki/Q5282045","display_name":"Discrete dipole approximation","level":3,"score":0.4638376832008362},{"id":"https://openalex.org/C173523689","wikidata":"https://www.wikidata.org/wiki/Q215589","display_name":"Dipole","level":2,"score":0.44775456190109253},{"id":"https://openalex.org/C40308292","wikidata":"https://www.wikidata.org/wiki/Q122518","display_name":"Plane wave","level":2,"score":0.4324219226837158},{"id":"https://openalex.org/C28843909","wikidata":"https://www.wikidata.org/wiki/Q177625","display_name":"Electromagnetic field","level":2,"score":0.43103939294815063},{"id":"https://openalex.org/C154954056","wikidata":"https://www.wikidata.org/wiki/Q1604164","display_name":"Transverse plane","level":2,"score":0.4170122742652893},{"id":"https://openalex.org/C30475298","wikidata":"https://www.wikidata.org/wiki/Q909554","display_name":"Computational physics","level":1,"score":0.3559294641017914},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.34156063199043274},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.2419571578502655},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09072133898735046},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.08317053318023682},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0},{"id":"https://openalex.org/C202751555","wikidata":"https://www.wikidata.org/wiki/Q221681","display_name":"In vitro","level":2,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2002.1006370","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2002.1006370","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Geoscience and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.5199999809265137},{"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10","score":0.4699999988079071}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W585703480","https://openalex.org/W1486910103","https://openalex.org/W1975315360","https://openalex.org/W2041295836","https://openalex.org/W2053976222","https://openalex.org/W2074518966","https://openalex.org/W2096589177","https://openalex.org/W2107699276","https://openalex.org/W2116922744","https://openalex.org/W2130418962","https://openalex.org/W2145449231","https://openalex.org/W2157404636","https://openalex.org/W2172140751","https://openalex.org/W2595603767","https://openalex.org/W2801179766","https://openalex.org/W3112961938","https://openalex.org/W4237994936","https://openalex.org/W4300223101"],"related_works":["https://openalex.org/W4212938774","https://openalex.org/W4213210739","https://openalex.org/W2143647943","https://openalex.org/W4387725880","https://openalex.org/W4229027779","https://openalex.org/W2378839522","https://openalex.org/W2553292592","https://openalex.org/W4388397462","https://openalex.org/W2022265281","https://openalex.org/W2063648503"],"abstract_inverted_index":{"Broad-band":[0],"electromagnetic":[1],"induction":[2],"(EMI)":[3],"methods":[4],"are":[5,58,90],"promising":[6],"in":[7,156],"the":[8,19,41,54,67,73,79,86,93,98,109,120,124,137],"detection":[9],"and":[10,25,63,75,95],"discrimination":[11],"of":[12,43,78,97,119,131,159],"subsurface":[13],"metallic":[14],"targets.":[15],"In":[16],"this":[17,127,153],"paper,":[18],"quasi-magnetostatic":[20],"solution":[21,111],"for":[22,53,60,147,166],"a":[23,33,129],"conducting":[24],"permeable":[26],"prolate":[27,80],"spheroid":[28],"under":[29],"arbitrary":[30],"excitation":[31],"by":[32,39,115],"time-harmonic":[34],"primary":[35,68,121],"field":[36,69,122,139],"is":[37,70,102,141,144,155],"obtained":[38],"using":[40],"separation":[42],"variables":[44],"method":[45],"with":[46,149],"vector":[47],"spheroidal":[48],"wave":[49],"functions.":[50],"Numerical":[51],"results":[52],"induced":[55],"dipole":[56],"moments":[57],"presented":[59],"uniform":[61],"axial":[62],"transverse":[64],"excitations,":[65],"where":[66],"oriented":[71],"along":[72],"major":[74],"minor":[76],"axis":[77],"spheroid,":[81],"respectively.":[82],"They":[83],"show":[84],"that":[85,105,133],"EMI":[87],"frequency":[88],"responses":[89],"sensitive":[91],"to":[92,107,112,136],"orientation":[94],"permeability":[96],"spheroid.":[99,125],"An":[100],"approximation":[101,154],"also":[103],"developed":[104],"aims":[106],"extend":[108],"exact":[110],"higher":[113],"frequencies":[114],"assuming":[116],"slight":[117],"penetration":[118],"into":[123],"Under":[126],"approximation,":[128],"system":[130],"equations":[132],"refers":[134],"only":[135],"external":[138],"expansions":[140],"derived.":[142],"It":[143],"shown":[145],"that,":[146],"spheroids":[148],"high":[150],"relative":[151],"permeability,":[152],"fact":[157],"capable":[158],"yielding":[160],"an":[161],"accurate":[162],"broad-band":[163],"response":[164],"even":[165],"highly":[167],"elongated":[168],"spheroids.":[169]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2012,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}