{"id":"https://openalex.org/W7203717040","doi":"https://doi.org/10.48550/arxiv.2608.15699","title":"Probing 5.49 MeV Solar Axions at Xenon Experiments","display_name":"Probing 5.49 MeV Solar Axions at Xenon Experiments","publication_year":2026,"publication_date":"2026-08-16","ids":{"openalex":"https://openalex.org/W7203717040","doi":"https://doi.org/10.48550/arxiv.2608.15699"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2608.15699","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2608.15699","pdf_url":"https://arxiv.org/pdf/2608.15699","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":"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/2608.15699","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5125587846","display_name":"Ruofei Feng","orcid":"https://orcid.org/0009-0000-5955-3863","observed_orcids":["https://orcid.org/0009-0000-5955-3863"]},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng, Ruofei","raw_affiliation_strings":["School of Physics , Southeast University , Nanjing 211189 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Physics , Southeast University , Nanjing 211189 , China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077805520","display_name":"Shao-Feng Ge","orcid":"https://orcid.org/0000-0003-3711-125X","observed_orcids":["https://orcid.org/0000-0003-3711-125X"]},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ge, Shao-Feng","raw_affiliation_strings":["Key Laboratory for Particle Astrophysics and Cosmology (MOE) &","State Key Laboratory of Dark Matter Physics , Tsung-Dao Lee Institute & School of Physics and Astronomy , Shanghai Jiao Tong University , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory for Particle Astrophysics and Cosmology (MOE) &","institution_ids":[]},{"raw_affiliation_string":"State Key Laboratory of Dark Matter Physics , Tsung-Dao Lee Institute & School of Physics and Astronomy , Shanghai Jiao Tong University , China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036370820","display_name":"O. A. Titov","orcid":"https://orcid.org/0000-0001-7538-6997","observed_orcids":["https://orcid.org/0000-0001-7538-6997"]},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Titov, Oleg","raw_affiliation_strings":["Key Laboratory for Particle Astrophysics and Cosmology (MOE) &","State Key Laboratory of Dark Matter Physics , Tsung-Dao Lee Institute & School of Physics and Astronomy , Shanghai Jiao Tong University , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory for Particle Astrophysics and Cosmology (MOE) &","institution_ids":[]},{"raw_affiliation_string":"State Key Laboratory of Dark Matter Physics , Tsung-Dao Lee Institute & School of Physics and Astronomy , Shanghai Jiao Tong University , China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5151795656","display_name":"Yongchao Zhang","orcid":"https://orcid.org/0000-0002-1180-1642","observed_orcids":["https://orcid.org/0000-0002-1180-1642"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhang, Yongchao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"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/T11090","display_name":"Dark Matter and Cosmic Phenomena","score":0.9965999722480774,"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/T11090","display_name":"Dark Matter and Cosmic Phenomena","score":0.9965999722480774,"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/T10921","display_name":"Neutrino Physics Research","score":0.003000000026077032,"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":0.00019999999494757503,"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/solar-axions","display_name":"solar axions","score":0.9670000076293945},{"id":"https://openalex.org/keywords/axion-electron-coupling","display_name":"axion-electron coupling","score":0.8389999866485596},{"id":"https://openalex.org/keywords/axion-photon-coupling","display_name":"axion-photon coupling","score":0.9580000042915344},{"id":"https://openalex.org/keywords/electron-positron-pair-production","display_name":"electron-positron pair production","score":0.7850000262260437},{"id":"https://openalex.org/keywords/dark-matter-direct-detection","display_name":"dark matter direct detection","score":0.593999981880188}],"concepts":[{"id":"https://openalex.org/C113471709","wikidata":"https://www.wikidata.org/wiki/Q792548","display_name":"Axion","level":3,"score":0.9444000124931335},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.8930000066757202},{"id":"https://openalex.org/C548442186","wikidata":"https://www.wikidata.org/wiki/Q1106","display_name":"Xenon","level":2,"score":0.6951000094413757},{"id":"https://openalex.org/C159249277","wikidata":"https://www.wikidata.org/wiki/Q79925","display_name":"Dark matter","level":2,"score":0.6324999928474426},{"id":"https://openalex.org/C185544564","wikidata":"https://www.wikidata.org/wiki/Q81197","display_name":"Nuclear physics","level":1,"score":0.5827000141143799},{"id":"https://openalex.org/C40833965","wikidata":"https://www.wikidata.org/wiki/Q6901438","display_name":"Monochromatic color","level":2,"score":0.5159000158309937},{"id":"https://openalex.org/C2781235419","wikidata":"https://www.wikidata.org/wiki/Q6086598","display_name":"Isovector","level":3,"score":0.5084999799728394},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.4749000072479248},{"id":"https://openalex.org/C2776549057","wikidata":"https://www.wikidata.org/wiki/Q893513","display_name":"Borexino","level":5,"score":0.4537999927997589},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.45179998874664307},{"id":"https://openalex.org/C113879476","wikidata":"https://www.wikidata.org/wiki/Q61897384","display_name":"Photomultiplier","level":3,"score":0.41780000925064087},{"id":"https://openalex.org/C186453547","wikidata":"https://www.wikidata.org/wiki/Q2126","display_name":"Neutrino","level":2,"score":0.3846000134944916},{"id":"https://openalex.org/C169192303","wikidata":"https://www.wikidata.org/wiki/Q1535336","display_name":"Time projection chamber","level":3,"score":0.3774000108242035},{"id":"https://openalex.org/C19694890","wikidata":"https://www.wikidata.org/wiki/Q101667","display_name":"Hadron","level":2,"score":0.3474999964237213},{"id":"https://openalex.org/C109214941","wikidata":"https://www.wikidata.org/wiki/Q18334","display_name":"Particle physics","level":1,"score":0.3409999907016754},{"id":"https://openalex.org/C2779510917","wikidata":"https://www.wikidata.org/wiki/Q7140498","display_name":"Particle identification","level":3,"score":0.33980000019073486},{"id":"https://openalex.org/C52234038","wikidata":"https://www.wikidata.org/wiki/Q17128025","display_name":"Cross section (physics)","level":2,"score":0.3379000127315521},{"id":"https://openalex.org/C152568617","wikidata":"https://www.wikidata.org/wiki/Q2348","display_name":"Neutron","level":2,"score":0.320499986410141},{"id":"https://openalex.org/C147120987","wikidata":"https://www.wikidata.org/wiki/Q2225","display_name":"Electron","level":2,"score":0.3197999894618988},{"id":"https://openalex.org/C2777664397","wikidata":"https://www.wikidata.org/wiki/Q316053","display_name":"KATRIN","level":3,"score":0.3116999864578247},{"id":"https://openalex.org/C184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","level":1,"score":0.304500013589859},{"id":"https://openalex.org/C102999125","wikidata":"https://www.wikidata.org/wiki/Q43116","display_name":"Elementary particle","level":2,"score":0.26589998602867126},{"id":"https://openalex.org/C5807566","wikidata":"https://www.wikidata.org/wiki/Q2216633","display_name":"Solar neutrino","level":4,"score":0.2651999890804291}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2608.15699","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2608.15699","pdf_url":"https://arxiv.org/pdf/2608.15699","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":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"doi:10.48550/arxiv.2608.15699","doi":"https://doi.org/10.48550/arxiv.2608.15699","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2608.15699","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:2608.15699","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2608.15699","pdf_url":"https://arxiv.org/pdf/2608.15699","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":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G4129341838","display_name":null,"funder_award_id":"12375101","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7578726803","display_name":null,"funder_award_id":"12175039","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8924575279","display_name":null,"funder_award_id":"12425506","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"},{"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/W7203717040.pdf","grobid_xml":"https://content.openalex.org/works/W7203717040.grobid-xml"},"referenced_works_count":105,"referenced_works":["https://openalex.org/W1637654506","https://openalex.org/W1646354797","https://openalex.org/W1868088142","https://openalex.org/W1975816992","https://openalex.org/W1985258583","https://openalex.org/W1993580727","https://openalex.org/W1996320016","https://openalex.org/W1999388717","https://openalex.org/W2007737206","https://openalex.org/W2014999226","https://openalex.org/W2020515138","https://openalex.org/W2031193549","https://openalex.org/W2062601302","https://openalex.org/W2080155731","https://openalex.org/W2099242969","https://openalex.org/W2102052177","https://openalex.org/W2127556270","https://openalex.org/W2163349752","https://openalex.org/W2167914397","https://openalex.org/W2195858903","https://openalex.org/W2589306530","https://openalex.org/W2605508387","https://openalex.org/W2605825920","https://openalex.org/W2611445622","https://openalex.org/W2738522239","https://openalex.org/W2763066468","https://openalex.org/W2784403978","https://openalex.org/W2800309508","https://openalex.org/W2885605543","https://openalex.org/W2889026401","https://openalex.org/W2953252563","https://openalex.org/W2955342829","https://openalex.org/W2981254560","https://openalex.org/W2988822093","https://openalex.org/W3003155274","https://openalex.org/W3007421790","https://openalex.org/W3008473238","https://openalex.org/W3016953397","https://openalex.org/W3034991038","https://openalex.org/W3035811977","https://openalex.org/W3039459031","https://openalex.org/W3048581925","https://openalex.org/W3057221807","https://openalex.org/W3080696945","https://openalex.org/W3092290114","https://openalex.org/W3092960026","https://openalex.org/W3098706993","https://openalex.org/W3122660750","https://openalex.org/W3134205625","https://openalex.org/W3182591228","https://openalex.org/W3185633467","https://openalex.org/W3197671687","https://openalex.org/W4200182376","https://openalex.org/W4205092497","https://openalex.org/W4210565009","https://openalex.org/W4221146437","https://openalex.org/W4221153979","https://openalex.org/W4280578478","https://openalex.org/W4281638693","https://openalex.org/W4295992776","https://openalex.org/W4304976241","https://openalex.org/W4310038360","https://openalex.org/W4310134784","https://openalex.org/W4311546819","https://openalex.org/W4311549880","https://openalex.org/W4361025152","https://openalex.org/W4361223970","https://openalex.org/W4366445145","https://openalex.org/W4376171100","https://openalex.org/W4377104275","https://openalex.org/W4384108368","https://openalex.org/W4386161509","https://openalex.org/W4387702217","https://openalex.org/W4390496740","https://openalex.org/W4392451422","https://openalex.org/W4392451469","https://openalex.org/W4400024858","https://openalex.org/W4401392225","https://openalex.org/W4401514219","https://openalex.org/W4402640572","https://openalex.org/W4403696013","https://openalex.org/W4404040877","https://openalex.org/W4404650216","https://openalex.org/W4404670515","https://openalex.org/W4406956977","https://openalex.org/W4407353892","https://openalex.org/W4407767201","https://openalex.org/W4407976292","https://openalex.org/W4409480156","https://openalex.org/W4409573042","https://openalex.org/W4411629479","https://openalex.org/W4413379617","https://openalex.org/W4414682769","https://openalex.org/W4414767468","https://openalex.org/W4414793163","https://openalex.org/W4415103437","https://openalex.org/W4415344726","https://openalex.org/W4415465622","https://openalex.org/W6948031890","https://openalex.org/W7092306081","https://openalex.org/W7118764521","https://openalex.org/W7130698748","https://openalex.org/W7155087419","https://openalex.org/W7167905821","https://openalex.org/W7170486690"],"related_works":["https://openalex.org/W7062109640","https://openalex.org/W4416015654","https://openalex.org/W4415103437","https://openalex.org/W4311549880","https://openalex.org/W3037810626","https://openalex.org/W2123022731","https://openalex.org/W7162588863","https://openalex.org/W2080155731","https://openalex.org/W2062601302","https://openalex.org/W4400024858"],"abstract_inverted_index":{"The":[0],"monochromatic":[1],"5.49":[2],"MeV":[3,41],"solar":[4],"axions":[5],"induced":[6],"by":[7,54],"the":[8,17,28,31,46,50,55,68,74,78,83,90,96,107,124,141,146],"isovector":[9],"coupling":[10,48],"$g_{3aN}$":[11],"can":[12,128,151],"be":[13,129],"searched":[14],"for":[15,35],"at":[16,136],"dark":[18],"matter":[19],"direct":[20],"detection":[21],"experiments.":[22],"In":[23],"this":[24],"paper":[25],"we":[26],"estimate":[27],"prospects":[29],"of":[30,73,106,119],"relevant":[32],"axion":[33,36,69,142],"couplings":[34,125],"mass":[37,70],"$m_{a}":[38],"<$":[39],"1":[40],"with":[42,104],"xenon":[43,92],"targets.":[44],"Given":[45],"axion-electron":[47],"$g_{ae}$,":[49],"signal":[51],"is":[52,64],"dominated":[53],"axion-induced":[56],"$e^+":[57],"e^-$":[58],"pair":[59],"production":[60],"whose":[61],"cross":[62,79],"section":[63,80],"largely":[65],"enhanced":[66],"when":[67],"approaches":[71],"twice":[72],"electron":[75],"mass.":[76],"Furthermore,":[77],"depends":[81],"on":[82,149],"atomic":[84],"number":[85],"squared":[86],"$Z^2$.":[87],"This":[88],"allows":[89],"next-generation":[91],"experiments":[93],"to":[94,132,144,154],"surpass":[95],"current":[97],"Borexino":[98],"constraints":[99],"and":[100,114,121,134,157],"provide":[101],"sensitivities":[102,148],"competitive":[103],"those":[105],"large":[108],"neutrino":[109],"detectors":[110],"such":[111],"as":[112],"JUNO":[113],"Hyper-Kamiokande.":[115],"With":[116],"an":[117],"exposure":[118],"200":[120],"1000":[122],"ton$\\cdot$yr,":[123],"$|g_{3aN}":[126],"g_{ae}|$":[127],"probed":[130],"down":[131,153],"$1.59\\times10^{-14}$":[133],"$7.12\\times10^{-15}$":[135],"90%":[137],"C.L.,":[138],"respectively.":[139,160],"If":[140],"couples":[143],"photons,":[145],"projected":[147],"$|g_{3aN}g_{a\u03b3}|$":[150],"touch":[152],"$6.76\\times10^{-12}$":[155],"GeV$^{-1}$":[156],"$3.02\\times10^{-12}$":[158],"GeV$^{-1}$,":[159]},"counts_by_year":[],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2026-08-19T00:00:00"}