{"id":"https://openalex.org/W4415166318","doi":"https://doi.org/10.1103/bm9q-r6j9","title":"Larmor time of a wave packet tunneling through a barrier with an infinitesimal magnetic field","display_name":"Larmor time of a wave packet tunneling through a barrier with an infinitesimal magnetic field","publication_year":2025,"publication_date":"2025-09-19","ids":{"openalex":"https://openalex.org/W4415166318","doi":"https://doi.org/10.1103/bm9q-r6j9"},"language":"en","primary_location":{"id":"doi:10.1103/bm9q-r6j9","doi":"https://doi.org/10.1103/bm9q-r6j9","is_oa":false,"landing_page_url":"https://doi.org/10.1103/bm9q-r6j9","pdf_url":null,"source":{"id":"https://openalex.org/S164566984","display_name":"Physical Review A","issn_l":"0556-2791","issn":["0556-2791","1050-2947","1094-1622","1538-4446","2469-9926","2469-9934","2469-9942"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-2","ki-jl-1","norway-2","poland-100","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320261","host_organization_name":"American Physical Society","host_organization_lineage":["https://openalex.org/P4310320261"],"host_organization_lineage_names":["American Physical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physical Review A","raw_type":"journal-article"},"volume":null,"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":null,"display_name":"Duo Wang","orcid":"https://orcid.org/0000-0001-9305-4179","observed_orcids":["https://orcid.org/0000-0001-9305-4179"]},"institutions":[{"id":"https://openalex.org/I2801345734","display_name":"China Academy of Engineering Physics","ror":"https://ror.org/039vqpp67","country_code":"CN","type":"facility","lineage":["https://openalex.org/I2801345734"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Duo Wang","raw_affiliation_strings":["China Academy of Engineering Physics"],"raw_orcid":"https://orcid.org/0000-0001-9305-4179","affiliations":[{"raw_affiliation_string":"China Academy of Engineering Physics","institution_ids":["https://openalex.org/I2801345734"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016473401","display_name":"Libin Fu","orcid":"https://orcid.org/0000-0003-1525-740X","observed_orcids":["https://orcid.org/0000-0003-1525-740X"]},"institutions":[{"id":"https://openalex.org/I2801345734","display_name":"China Academy of Engineering Physics","ror":"https://ror.org/039vqpp67","country_code":"CN","type":"facility","lineage":["https://openalex.org/I2801345734"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Libin Fu","raw_affiliation_strings":["China Academy of Engineering Physics"],"raw_orcid":"https://orcid.org/0000-0003-1525-740X","affiliations":[{"raw_affiliation_string":"China Academy of Engineering Physics","institution_ids":["https://openalex.org/I2801345734"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5016473401"],"corresponding_institution_ids":["https://openalex.org/I2801345734"],"apc_list":{"value":2675,"currency":"USD","value_usd":2675},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.16654637,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"112","issue":"4","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10622","display_name":"Quantum Mechanics and Applications","score":0.7807999849319458,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10622","display_name":"Quantum Mechanics and Applications","score":0.7807999849319458,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11261","display_name":"Quantum chaos and dynamical systems","score":0.1581999957561493,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10425","display_name":"Cold Atom Physics and Bose-Einstein Condensates","score":0.009100000374019146,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/tunneling-time","display_name":"tunneling time","score":0.8510000109672546},{"id":"https://openalex.org/keywords/wave-packets","display_name":"wave packets","score":0.875},{"id":"https://openalex.org/keywords/quantum-tunneling","display_name":"quantum tunneling","score":0.6759999990463257},{"id":"https://openalex.org/keywords/magnetic-field","display_name":"magnetic field","score":0.5619999766349792},{"id":"https://openalex.org/keywords/bose-einstein-condensate","display_name":"Bose-Einstein condensate","score":0.8119999766349792},{"id":"https://openalex.org/keywords/rubidium-87-atoms","display_name":"rubidium-87 atoms","score":0.9330000281333923},{"id":"https://openalex.org/keywords/barrier-width","display_name":"barrier width","score":0.7260000109672546},{"id":"https://openalex.org/keywords/fano-resonance","display_name":"Fano resonance","score":0.7839999794960022},{"id":"https://openalex.org/keywords/energy-distribution","display_name":"energy distribution","score":0.4410000145435333}],"concepts":[{"id":"https://openalex.org/C106978608","wikidata":"https://www.wikidata.org/wiki/Q1412691","display_name":"Wave packet","level":2,"score":0.8532000184059143},{"id":"https://openalex.org/C120398109","wikidata":"https://www.wikidata.org/wiki/Q175751","display_name":"Quantum tunnelling","level":2,"score":0.7488999962806702},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7457000017166138},{"id":"https://openalex.org/C109496249","wikidata":"https://www.wikidata.org/wiki/Q657009","display_name":"Wave vector","level":2,"score":0.6018999814987183},{"id":"https://openalex.org/C5484521","wikidata":"https://www.wikidata.org/wiki/Q286406","display_name":"Larmor precession","level":3,"score":0.5760999917984009},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.4771000146865845},{"id":"https://openalex.org/C201966971","wikidata":"https://www.wikidata.org/wiki/Q844922","display_name":"Rectangular potential barrier","level":2,"score":0.4318000078201294},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.40779998898506165},{"id":"https://openalex.org/C40308292","wikidata":"https://www.wikidata.org/wiki/Q122518","display_name":"Plane wave","level":2,"score":0.37369999289512634},{"id":"https://openalex.org/C91571402","wikidata":"https://www.wikidata.org/wiki/Q1194458","display_name":"Gyroradius","level":3,"score":0.3628999888896942},{"id":"https://openalex.org/C116984233","wikidata":"https://www.wikidata.org/wiki/Q7853307","display_name":"Tunnel effect","level":3,"score":0.30720001459121704},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.29010000824928284},{"id":"https://openalex.org/C44886760","wikidata":"https://www.wikidata.org/wiki/Q1758425","display_name":"Wave propagation","level":2,"score":0.2808000147342682},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.2793999910354614},{"id":"https://openalex.org/C30475298","wikidata":"https://www.wikidata.org/wiki/Q909554","display_name":"Computational physics","level":1,"score":0.27810001373291016},{"id":"https://openalex.org/C139210041","wikidata":"https://www.wikidata.org/wiki/Q2145840","display_name":"Resonance (particle physics)","level":2,"score":0.2621000111103058}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1103/bm9q-r6j9","doi":"https://doi.org/10.1103/bm9q-r6j9","is_oa":false,"landing_page_url":"https://doi.org/10.1103/bm9q-r6j9","pdf_url":null,"source":{"id":"https://openalex.org/S164566984","display_name":"Physical Review A","issn_l":"0556-2791","issn":["0556-2791","1050-2947","1094-1622","1538-4446","2469-9926","2469-9934","2469-9942"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-2","ki-jl-1","norway-2","poland-100","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320261","host_organization_name":"American Physical Society","host_organization_lineage":["https://openalex.org/P4310320261"],"host_organization_lineage_names":["American Physical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physical Review A","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G2507164521","display_name":null,"funder_award_id":"12088101","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4101229718","display_name":null,"funder_award_id":"U2330401","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":false,"pdf":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W1510159182","https://openalex.org/W1981382309","https://openalex.org/W1990103384","https://openalex.org/W1991868505","https://openalex.org/W2000080206","https://openalex.org/W2002674724","https://openalex.org/W2007545771","https://openalex.org/W2012550359","https://openalex.org/W2015329148","https://openalex.org/W2020120483","https://openalex.org/W2023094983","https://openalex.org/W2027285434","https://openalex.org/W2038252217","https://openalex.org/W2049750661","https://openalex.org/W2051247946","https://openalex.org/W2082057193","https://openalex.org/W2123292431","https://openalex.org/W2484550190","https://openalex.org/W2997505545","https://openalex.org/W3011259577","https://openalex.org/W3041750703","https://openalex.org/W3043857672","https://openalex.org/W3161409702","https://openalex.org/W3199112385","https://openalex.org/W4210997323","https://openalex.org/W4281256088","https://openalex.org/W4281842342","https://openalex.org/W4366520372"],"related_works":[],"abstract_inverted_index":{"Recently,":[0],"experimental":[1,146],"measurements":[2],"of":[3,7,28,46,62,162,189],"the":[4,25,43,67,81,85,91,107,160,163,167,179,186,200],"Larmor":[5,68,202],"time":[6,27,69],"incident":[8,56,92,132],"wave":[9,47,73,88,93,96,128,151,180],"packets":[10,129,152],"have":[11,58,137],"been":[12],"conducted,":[13],"once":[14],"again":[15],"drawing":[16],"attention":[17],"to":[18],"such":[19],"a":[20,54,59,72,77,193],"time.":[21,203],"These":[22],"experiments":[23],"measured":[24],"tunneling":[26,44,75,139],"Bose-condensed":[29],"$^{87}\\mathrm{Rb}$":[30],"atoms,":[31],"with":[32,53,130,144,172],"theoretical":[33],"analyses":[34],"employing":[35],"free":[36,51],"particles.":[37],"In":[38],"this":[39],"paper,":[40],"we":[41,113,123],"investigate":[42],"process":[45],"packets,":[48],"which,":[49],"unlike":[50],"particles":[52],"definite":[55],"energy,":[57],"continuous":[60],"distribution":[61],"energies.":[63],"We":[64],"show":[65],"how":[66],"${\\ensuremath{\\tau}}_{z(y)}$":[70,116,190],"for":[71,149,174],"packet":[74,181],"through":[76],"barrier":[78,82,108],"depends":[79],"on":[80],"width":[83,101,109,161],"$d$,":[84],"barrier's":[86],"characteristic":[87],"vector":[89,97],"${k}_{0}$,":[90],"packet's":[94],"central":[95],"${k}_{c}$,":[98],"and":[99,196],"its":[100],"$\\ensuremath{\\sigma}$":[102,197],"in":[103,153,183],"wave-number":[104,154,184],"space.":[105],"When":[106],"$d$":[110],"is":[111,142,159],"small,":[112],"find":[114,124],"that":[115],"varies":[117],"monotonically.":[118],"For":[119],"wide":[120],"barriers":[121,136],"($d>2.0\\ensuremath{\\pi}$),":[122],"an":[125],"anomaly":[126],"where":[127,157],"lower":[131],"energy":[133],"or":[134],"higher":[135],"shorter":[138],"times,":[140],"which":[141],"consistent":[143,171],"recent":[145],"results.":[147],"Additionally,":[148],"narrow":[150],"space":[155],"($\\ensuremath{\\sigma}<\\ensuremath{\\gamma}$),":[156],"$\\ensuremath{\\gamma}$":[158],"fitted":[164],"Fano":[165],"peak,":[166],"results":[168],"are":[169],"generally":[170],"those":[173],"plane":[175],"waves.":[176],"However,":[177],"as":[178],"widens":[182],"space,":[185],"maximum":[187,201],"points":[188],"will":[191],"undergo":[192],"nonlinear":[194],"decrease":[195],"significantly":[198],"affects":[199]},"counts_by_year":[],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2025-10-15T00:00:00"}
