{"id":"https://openalex.org/W3001604530","doi":"https://doi.org/10.48550/arxiv.2001.09620","title":"Exploring the $e^+e^-\\to \u039b_c^+\u039b_c^-$ cross sections","display_name":"Exploring the $e^+e^-\\to \u039b_c^+\u039b_c^-$ cross sections","publication_year":2020,"publication_date":"2020-01-27","ids":{"openalex":"https://openalex.org/W3001604530","doi":"https://doi.org/10.48550/arxiv.2001.09620","mag":"3001604530"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2001.09620","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/2001.09620","pdf_url":"https://arxiv.org/pdf/2001.09620","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","indexed_in":["arxiv","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2001.09620","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Xie, Yong","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xie, Yong","raw_affiliation_strings":["Institute of Frontier and Interdisciplinary Science , Shandong University , Qingdao 266237"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Frontier and Interdisciplinary Science , Shandong University , Qingdao 266237","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100725250","display_name":"Zhiqing Liu","orcid":"https://orcid.org/0000-0002-0290-3022","observed_orcids":["https://orcid.org/0000-0002-0290-3022","https://orcid.org/0000-0002-9376-1487","https://orcid.org/0009-0005-2139-5413","https://orcid.org/0000-0001-9566-5328"]},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liu, Zhiqing","raw_affiliation_strings":["Institute of Frontier and Interdisciplinary Science , Shandong University , Qingdao 266237","Shandong University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Frontier and Interdisciplinary Science , Shandong University , Qingdao 266237","institution_ids":["https://openalex.org/I154099455"]},{"raw_affiliation_string":"Shandong University","institution_ids":["https://openalex.org/I154099455"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I154099455"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":1,"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/T10224","display_name":"Quantum Chromodynamics and Particle Interactions","score":0.9922000169754028,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"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/T10224","display_name":"Quantum Chromodynamics and Particle Interactions","score":0.9922000169754028,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy 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/T10048","display_name":"Particle physics theoretical and experimental studies","score":0.0017000000225380063,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy 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/T10527","display_name":"High-Energy Particle Collisions Research","score":0.0005000000237487257,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"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/electron-positron-annihilation","display_name":"electron-positron annihilation","score":0.8330000042915344},{"id":"https://openalex.org/keywords/cross-sections","display_name":"cross sections","score":0.5849999785423279},{"id":"https://openalex.org/keywords/breit-wigner-resonance","display_name":"Breit-Wigner resonance","score":0.8659999966621399},{"id":"https://openalex.org/keywords/resonance-mass-and-width","display_name":"resonance mass and width","score":0.7799999713897705},{"id":"https://openalex.org/keywords/vector-resonances","display_name":"vector resonances","score":0.5379999876022339},{"id":"https://openalex.org/keywords/besiii","display_name":"BESIII","score":0.5590000152587891},{"id":"https://openalex.org/keywords/belle","display_name":"Belle","score":0.9829999804496765}],"concepts":[{"id":"https://openalex.org/C2778113609","wikidata":"https://www.wikidata.org/wiki/Q10897","display_name":"Lambda","level":2,"score":0.8327433466911316},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7750000953674316},{"id":"https://openalex.org/C139210041","wikidata":"https://www.wikidata.org/wiki/Q2145840","display_name":"Resonance (particle physics)","level":2,"score":0.7174619436264038},{"id":"https://openalex.org/C109214941","wikidata":"https://www.wikidata.org/wiki/Q18334","display_name":"Particle physics","level":1,"score":0.5443221926689148},{"id":"https://openalex.org/C2778671642","wikidata":"https://www.wikidata.org/wiki/Q1206668","display_name":"Electron\u2013positron annihilation","level":3,"score":0.496827632188797},{"id":"https://openalex.org/C185544564","wikidata":"https://www.wikidata.org/wiki/Q81197","display_name":"Nuclear physics","level":1,"score":0.39483359456062317},{"id":"https://openalex.org/C19694890","wikidata":"https://www.wikidata.org/wiki/Q101667","display_name":"Hadron","level":2,"score":0.12596914172172546},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.10558971762657166}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2001.09620","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/2001.09620","pdf_url":"https://arxiv.org/pdf/2001.09620","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.2001.09620","doi":"https://doi.org/10.48550/arxiv.2001.09620","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2001.09620","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":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2001.09620","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/2001.09620","pdf_url":"https://arxiv.org/pdf/2001.09620","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":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G2871180754","display_name":null,"funder_award_id":"11975141","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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2951695430","https://openalex.org/W4300891849","https://openalex.org/W2318687609","https://openalex.org/W91590591","https://openalex.org/W1525257472","https://openalex.org/W159772521","https://openalex.org/W2950100995","https://openalex.org/W3170064006","https://openalex.org/W3040528760"],"abstract_inverted_index":{"A":[0],"simultaneous":[1],"fit":[2,66],"is":[3,96],"performed":[4],"to":[5,20,25,54],"the":[6,28,34,56,87,99],"$e^+e^-\\to":[7,63],"\u039b_c^+\u039b_c^-$":[8],"cross":[9,58],"section":[10,59],"data":[11],"measured":[12],"by":[13,122],"Belle":[14,35,101],"and":[15,33,50,81,105],"BESIII":[16,29],"from":[17,93],"threshold":[18,32],"up":[19],"5.4":[21],"GeV.":[22],"In":[23],"order":[24],"accommodate":[26],"both":[27],"measurement":[30],"near":[31],"observation":[36],"of":[37,62,70,76,91,107],"a":[38,43,47,51,68,74,114],"resonance":[39,49,116],"$Y(4630)$,":[40],"we":[41],"build":[42],"composite":[44],"PDF":[45],"with":[46,113],"Breit-Wigner":[48],"continuum":[52],"contribution":[53],"model":[55],"full":[57],"line":[60],"shape":[61],"\u039b_c^+\u039b_c^-$.":[64],"The":[65,89,103],"gives":[67],"mass":[69,104],"$M=[4636.1_{-7.2}^{+9.8}":[71],"($stat$)\\pm":[72,79,84],"8.0($syst$)]$~MeV/$c^2$,":[73],"width":[75,90,106],"$\u0393_{\\rm":[77],"tot}=[34.5_{-16.2}^{+21.0}":[78],"5.6($syst$)]$~MeV,":[80],"$\u0393_{e^+":[82],"e^-}\\mathcal{B}[Y(4630)\\to\u039b_c^+\u039b_c^-]=[18.3_{-6.1}^{+8.8}":[83],"1.1($syst$)]$~eV/$c^2$":[85],"for":[86],"resonance.":[88],"$Y(4630)$":[92,108],"our":[94],"study":[95],"narrower":[97],"than":[98],"previous":[100],"fit.":[102],"also":[109],"show":[110],"good":[111],"agreement":[112],"vector":[115],"$Y(4626)$":[117],"recently":[118],"observed":[119],"in":[120],"$D_s^+D_{s1}(2536)^-$":[121],"Belle.":[123]},"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2020-01-30T00:00:00"}