{"id":"https://openalex.org/W7220445767","doi":"https://doi.org/10.48550/arxiv.2610.02984","title":"Interaction-induced period shift of the Kohn oscillation in a parity-time-symmetric harmonic trap","display_name":"Interaction-induced period shift of the Kohn oscillation in a parity-time-symmetric harmonic trap","publication_year":2026,"publication_date":"2026-10-02","ids":{"openalex":"https://openalex.org/W7220445767","doi":"https://doi.org/10.48550/arxiv.2610.02984"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2610.02984","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.02984","pdf_url":"https://arxiv.org/pdf/2610.02984","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["arxiv","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2610.02984","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5133850360","display_name":"Gaoqing Meng","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Meng, Gaoqing","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5157520247","display_name":"Mingshu Zhao","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I153473198","display_name":"North China Electric Power University","ror":"https://ror.org/04qr5t414","country_code":"CN","type":"education","lineage":["https://openalex.org/I153473198"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhao, Mingshu","raw_affiliation_strings":["Hebei Key Laboratory of Physics and Energy Technology , Department of Mathematics and Physics , North China Electric Power University , Baoding , Hebei 071003 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hebei Key Laboratory of Physics and Energy Technology , Department of Mathematics and Physics , North China Electric Power University , Baoding , Hebei 071003 , China","institution_ids":["https://openalex.org/I153473198"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11262","display_name":"Quantum Mechanics and Non-Hermitian Physics","score":0.7056000232696533,"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/T11262","display_name":"Quantum Mechanics and Non-Hermitian Physics","score":0.7056000232696533,"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/T10425","display_name":"Cold Atom Physics and Bose-Einstein Condensates","score":0.26899999380111694,"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/T12612","display_name":"Strong Light-Matter Interactions","score":0.002099999925121665,"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/pt-symmetry","display_name":"PT symmetry","score":0.9549999833106995},{"id":"https://openalex.org/keywords/bose-einstein-condensate","display_name":"Bose-Einstein condensate","score":0.9570000171661377},{"id":"https://openalex.org/keywords/harmonic-trap","display_name":"harmonic trap","score":0.9190000295639038},{"id":"https://openalex.org/keywords/center-of-mass-oscillation","display_name":"center of mass oscillation","score":0.7710000276565552},{"id":"https://openalex.org/keywords/periodic-orbits","display_name":"periodic orbits","score":0.5830000042915344},{"id":"https://openalex.org/keywords/critical-gain","display_name":"critical gain","score":0.753000020980835},{"id":"https://openalex.org/keywords/thomas-fermi-regime","display_name":"Thomas-Fermi regime","score":0.828000009059906},{"id":"https://openalex.org/keywords/moment-models","display_name":"moment models","score":0.8410000205039978}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7770000100135803},{"id":"https://openalex.org/C2778439541","wikidata":"https://www.wikidata.org/wiki/Q7106412","display_name":"Oscillation (cell signaling)","level":2,"score":0.7254999876022339},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.6237999796867371},{"id":"https://openalex.org/C181500209","wikidata":"https://www.wikidata.org/wiki/Q215328","display_name":"Excited state","level":2,"score":0.6031000018119812},{"id":"https://openalex.org/C121099081","wikidata":"https://www.wikidata.org/wiki/Q665580","display_name":"Trap (plumbing)","level":2,"score":0.5188000202178955},{"id":"https://openalex.org/C127934551","wikidata":"https://www.wikidata.org/wiki/Q1148098","display_name":"Harmonic","level":2,"score":0.5073999762535095},{"id":"https://openalex.org/C179254644","wikidata":"https://www.wikidata.org/wiki/Q13222844","display_name":"Moment (physics)","level":2,"score":0.4781000018119812},{"id":"https://openalex.org/C184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","level":1,"score":0.44609999656677246},{"id":"https://openalex.org/C3079626","wikidata":"https://www.wikidata.org/wiki/Q234881","display_name":"Quantum electrodynamics","level":1,"score":0.43630000948905945},{"id":"https://openalex.org/C139210041","wikidata":"https://www.wikidata.org/wiki/Q2145840","display_name":"Resonance (particle physics)","level":2,"score":0.4050000011920929},{"id":"https://openalex.org/C36185635","wikidata":"https://www.wikidata.org/wiki/Q17006925","display_name":"Center of mass (relativistic)","level":3,"score":0.3901999890804291},{"id":"https://openalex.org/C2781291010","wikidata":"https://www.wikidata.org/wiki/Q178580","display_name":"Period (music)","level":2,"score":0.37869998812675476},{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.37599998712539673},{"id":"https://openalex.org/C58312451","wikidata":"https://www.wikidata.org/wiki/Q4817200","display_name":"Atom (system on chip)","level":2,"score":0.3447999954223633},{"id":"https://openalex.org/C2779463800","wikidata":"https://www.wikidata.org/wiki/Q5062222","display_name":"Center (category theory)","level":2,"score":0.33730000257492065},{"id":"https://openalex.org/C195956108","wikidata":"https://www.wikidata.org/wiki/Q7268362","display_name":"Quadratic growth","level":2,"score":0.3249000012874603},{"id":"https://openalex.org/C40934718","wikidata":"https://www.wikidata.org/wiki/Q190070","display_name":"Harmonic oscillator","level":2,"score":0.3084000051021576},{"id":"https://openalex.org/C2775936607","wikidata":"https://www.wikidata.org/wiki/Q466845","display_name":"Tracking (education)","level":2,"score":0.2822999954223633},{"id":"https://openalex.org/C7054721","wikidata":"https://www.wikidata.org/wiki/Q1940572","display_name":"Center frequency","level":3,"score":0.2741999924182892},{"id":"https://openalex.org/C108649604","wikidata":"https://www.wikidata.org/wiki/Q1065170","display_name":"Full width at half maximum","level":2,"score":0.26010000705718994}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2610.02984","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.02984","pdf_url":"https://arxiv.org/pdf/2610.02984","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"doi:10.48550/arxiv.2610.02984","doi":"https://doi.org/10.48550/arxiv.2610.02984","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2610.02984","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2610.02984","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.02984","pdf_url":"https://arxiv.org/pdf/2610.02984","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G202390561","display_name":null,"funder_award_id":"2026MS219","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7220445767.pdf","grobid_xml":"https://content.openalex.org/works/W7220445767.grobid-xml"},"referenced_works_count":1,"referenced_works":["https://openalex.org/W7161113482"],"related_works":["https://openalex.org/W3098482737","https://openalex.org/W2081016831","https://openalex.org/W2390261988","https://openalex.org/W1514386673","https://openalex.org/W2084530696","https://openalex.org/W2081302125","https://openalex.org/W2007487953","https://openalex.org/W1981943376","https://openalex.org/W2212664634","https://openalex.org/W2467687797"],"abstract_inverted_index":{"The":[0,113],"center":[1,82],"of":[2,4,18,34,63,72,83,109,115,140,155,162,175],"mass":[3],"a":[5,9,23,32,97,128],"Bose--Einstein":[6],"condensate":[7],"in":[8,100],"harmonic":[10],"trap":[11,15],"oscillates":[12],"at":[13],"the":[14,19,35,42,50,55,58,61,65,70,73,76,81,88,93,101,107,110,120,141,145,153,156,160,163,170,173,176,179,184],"frequency":[16,29],"independently":[17],"interactions.":[20],"Without":[21],"interactions":[22,49],"parity-time-symmetric":[24],"gain-loss":[25],"gradient":[26],"leaves":[27],"this":[28,148],"unchanged,":[30],"and":[31,57,75,143,158,172],"cloud":[33,111,177],"ground-state":[36],"width":[37,71,77,174],"is":[38,45,52,104],"translated":[39],"rigidly":[40],"while":[41],"atom":[43,67],"number":[44,62,68],"periodically":[46],"modulated.":[47],"With":[48],"protection":[51],"lost,":[53],"because":[54],"gain":[56,87,94,150],"loss":[59],"change":[60],"atoms;":[64],"modulated":[66],"drives":[69],"cloud,":[74],"acts":[78],"back":[79],"on":[80],"mass.":[84],"At":[85],"small":[86],"period":[89,171],"grows":[90],"quadratically":[91],"with":[92,96,136,152,159],"strength,":[95],"coefficient":[98],"that":[99],"Thomas--Fermi":[102],"regime":[103],"set":[105],"by":[106],"size":[108,161],"alone.":[112],"family":[114],"periodic":[116],"orbits":[117,180],"continued":[118],"from":[119],"Kohn":[121],"oscillation":[122,157],"can":[123],"be":[124],"followed":[125],"up":[126,182],"to":[127,183],"critical":[129,149,185],"gain,":[130],"where":[131],"it":[132],"comes":[133],"into":[134],"resonance":[135],"highly":[137],"excited":[138],"states":[139],"trap,":[142],"over":[144],"computed":[146],"families":[147],"decreases":[151],"amplitude":[154],"cloud.":[164],"A":[165],"five-variable":[166],"moment":[167],"model":[168],"reproduces":[169],"along":[178],"nearly":[181],"gain.":[186]},"counts_by_year":[],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2026-10-06T00:00:00"}