{"id":"https://openalex.org/W7220965736","doi":"https://doi.org/10.48550/arxiv.2610.08399","title":"Self-lensing of gravitational waves from binary extreme-mass-ratio inspirals: Extended caustics and paired flashes","display_name":"Self-lensing of gravitational waves from binary extreme-mass-ratio inspirals: Extended caustics and paired flashes","publication_year":2026,"publication_date":"2026-10-06","ids":{"openalex":"https://openalex.org/W7220965736","doi":"https://doi.org/10.48550/arxiv.2610.08399"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2610.08399","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.08399","pdf_url":"https://arxiv.org/pdf/2610.08399","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/2610.08399","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5107052643","display_name":"Jiewei Huang","orcid":"https://orcid.org/0009-0002-2360-2971","observed_orcids":["https://orcid.org/0009-0002-2360-2971"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Huang, Jiewei","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032935065","display_name":"Yifan Ou","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ou, Yifan","raw_affiliation_strings":["School of physics and astronomy , Beijing Normal University , Beijing , 100875 , P. R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of physics and astronomy , Beijing Normal University , Beijing , 100875 , P. R. China","institution_ids":["https://openalex.org/I25254941"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035963705","display_name":"Yehui Hou","orcid":"https://orcid.org/0000-0002-9434-3930","observed_orcids":["https://orcid.org/0000-0002-9434-3930"]},"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":"Hou, Yehui","raw_affiliation_strings":["Tsung-Dao Lee Institute , Shanghai Jiao-Tong University , Shanghai , 201210 , P. R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tsung-Dao Lee Institute , Shanghai Jiao-Tong University , Shanghai , 201210 , P. R. China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065624393","display_name":"Minyong Guo","orcid":"https://orcid.org/0000-0001-5577-575X","observed_orcids":["https://orcid.org/0000-0001-5577-575X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Guo, Minyong","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5159968516","display_name":"Bin Chen","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chen, Bin","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":2,"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/T10463","display_name":"Pulsars and Gravitational Waves Research","score":0.9696999788284302,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T10463","display_name":"Pulsars and Gravitational Waves Research","score":0.9696999788284302,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.02889999933540821,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T10025","display_name":"Black Holes and Theoretical Physics","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/extreme-mass-ratio-inspirals","display_name":"extreme mass ratio inspirals","score":0.9100000262260437},{"id":"https://openalex.org/keywords/rotating-black-holes","display_name":"rotating black holes","score":0.859000027179718},{"id":"https://openalex.org/keywords/caustics","display_name":"caustics","score":0.7680000066757202},{"id":"https://openalex.org/keywords/null-geodesics","display_name":"null geodesics","score":0.7670000195503235},{"id":"https://openalex.org/keywords/geometric-optics","display_name":"geometrical optics","score":0.5370000004768372},{"id":"https://openalex.org/keywords/black-hole-spin","display_name":"black hole spin","score":0.6510000228881836}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.8546000123023987},{"id":"https://openalex.org/C2779567845","wikidata":"https://www.wikidata.org/wiki/Q3492725","display_name":"Caustic (mathematics)","level":2,"score":0.8152999877929688},{"id":"https://openalex.org/C190330329","wikidata":"https://www.wikidata.org/wiki/Q190035","display_name":"Gravitational wave","level":2,"score":0.6362000107765198},{"id":"https://openalex.org/C68498078","wikidata":"https://www.wikidata.org/wiki/Q185243","display_name":"Gravitational lens","level":4,"score":0.5900999903678894},{"id":"https://openalex.org/C32602459","wikidata":"https://www.wikidata.org/wiki/Q4913879","display_name":"Binary black hole","level":3,"score":0.5796999931335449},{"id":"https://openalex.org/C2780704645","wikidata":"https://www.wikidata.org/wiki/Q9251458","display_name":"Observer (physics)","level":2,"score":0.5716999769210815},{"id":"https://openalex.org/C48372109","wikidata":"https://www.wikidata.org/wiki/Q3913","display_name":"Binary number","level":2,"score":0.5666999816894531},{"id":"https://openalex.org/C179942855","wikidata":"https://www.wikidata.org/wiki/Q5598059","display_name":"Gravity Probe A","level":4,"score":0.5031999945640564},{"id":"https://openalex.org/C196644772","wikidata":"https://www.wikidata.org/wiki/Q3884964","display_name":"Orbit (dynamics)","level":2,"score":0.4375},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.4242999851703644},{"id":"https://openalex.org/C38437897","wikidata":"https://www.wikidata.org/wiki/Q7624558","display_name":"Strong gravitational lensing","level":5,"score":0.423799991607666},{"id":"https://openalex.org/C50341732","wikidata":"https://www.wikidata.org/wiki/Q880302","display_name":"Black hole (networking)","level":5,"score":0.415800005197525},{"id":"https://openalex.org/C130187892","wikidata":"https://www.wikidata.org/wiki/Q133327","display_name":"Spacetime","level":2,"score":0.4140999913215637},{"id":"https://openalex.org/C124017977","wikidata":"https://www.wikidata.org/wiki/Q11412","display_name":"Gravitation","level":2,"score":0.41040000319480896},{"id":"https://openalex.org/C15336307","wikidata":"https://www.wikidata.org/wiki/Q1766051","display_name":"Lens (geology)","level":2,"score":0.4025999903678894},{"id":"https://openalex.org/C178635117","wikidata":"https://www.wikidata.org/wiki/Q747499","display_name":"RADIUS","level":2,"score":0.3991999924182892},{"id":"https://openalex.org/C2777069829","wikidata":"https://www.wikidata.org/wiki/Q5349805","display_name":"Einstein radius","level":5,"score":0.3779999911785126},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3621000051498413},{"id":"https://openalex.org/C204610980","wikidata":"https://www.wikidata.org/wiki/Q7100079","display_name":"Orbital motion","level":3,"score":0.33309999108314514},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.3228999972343445},{"id":"https://openalex.org/C97784730","wikidata":"https://www.wikidata.org/wiki/Q272626","display_name":"Orbital elements","level":2,"score":0.29600000381469727},{"id":"https://openalex.org/C82422596","wikidata":"https://www.wikidata.org/wiki/Q1094364","display_name":"Rotating black hole","level":3,"score":0.28940001130104065},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.288100004196167},{"id":"https://openalex.org/C6629501","wikidata":"https://www.wikidata.org/wiki/Q842433","display_name":"Orbital mechanics","level":3,"score":0.2856000065803528},{"id":"https://openalex.org/C60056205","wikidata":"https://www.wikidata.org/wiki/Q691914","display_name":"Opacity","level":2,"score":0.2838999927043915},{"id":"https://openalex.org/C180547424","wikidata":"https://www.wikidata.org/wiki/Q656181","display_name":"Gravitational redshift","level":3,"score":0.2809999883174896},{"id":"https://openalex.org/C10632323","wikidata":"https://www.wikidata.org/wiki/Q4112212","display_name":"Orbital inclination","level":3,"score":0.28040000796318054},{"id":"https://openalex.org/C110277352","wikidata":"https://www.wikidata.org/wiki/Q467980","display_name":"Geometrical optics","level":2,"score":0.27399998903274536},{"id":"https://openalex.org/C4144372","wikidata":"https://www.wikidata.org/wiki/Q675287","display_name":"Magnification","level":2,"score":0.2736000120639801},{"id":"https://openalex.org/C125125069","wikidata":"https://www.wikidata.org/wiki/Q1028022","display_name":"Gravitational microlensing","level":3,"score":0.26100000739097595},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.25769999623298645},{"id":"https://openalex.org/C129089522","wikidata":"https://www.wikidata.org/wiki/Q245679","display_name":"Cylindrical lens","level":3,"score":0.2513999938964844}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2610.08399","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.08399","pdf_url":"https://arxiv.org/pdf/2610.08399","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.2610.08399","doi":"https://doi.org/10.48550/arxiv.2610.08399","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2610.08399","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:2610.08399","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.08399","pdf_url":"https://arxiv.org/pdf/2610.08399","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/G1404181171","display_name":null,"funder_award_id":"12547123","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3606435161","display_name":null,"funder_award_id":"12205013","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G42016445","display_name":null,"funder_award_id":"No. 12275004","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4270005851","display_name":null,"funder_award_id":"12575048","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6550197239","display_name":null,"funder_award_id":"12275004","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8072683382","display_name":null,"funder_award_id":"12588101","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":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7220965736.pdf","grobid_xml":"https://content.openalex.org/works/W7220965736.grobid-xml"},"referenced_works_count":82,"referenced_works":["https://openalex.org/W1518587481","https://openalex.org/W1754909497","https://openalex.org/W1945313318","https://openalex.org/W1999886869","https://openalex.org/W2018068666","https://openalex.org/W2050874459","https://openalex.org/W2064529306","https://openalex.org/W2075511323","https://openalex.org/W2077828599","https://openalex.org/W2078742035","https://openalex.org/W2079469381","https://openalex.org/W2080448741","https://openalex.org/W2094211312","https://openalex.org/W2103600464","https://openalex.org/W2105177045","https://openalex.org/W2106384980","https://openalex.org/W2116435986","https://openalex.org/W2146406584","https://openalex.org/W2148697345","https://openalex.org/W2150844799","https://openalex.org/W2192039719","https://openalex.org/W2339792708","https://openalex.org/W2591355349","https://openalex.org/W2604786918","https://openalex.org/W2732348224","https://openalex.org/W2766608403","https://openalex.org/W2786883583","https://openalex.org/W2901051964","https://openalex.org/W2902359269","https://openalex.org/W2909303255","https://openalex.org/W2912512960","https://openalex.org/W2935975487","https://openalex.org/W2947118958","https://openalex.org/W2952424718","https://openalex.org/W2965653568","https://openalex.org/W2980185273","https://openalex.org/W2982515193","https://openalex.org/W2982565362","https://openalex.org/W2996228770","https://openalex.org/W3005703510","https://openalex.org/W3082722937","https://openalex.org/W3083316531","https://openalex.org/W3120867517","https://openalex.org/W3121386657","https://openalex.org/W3152953323","https://openalex.org/W3160029929","https://openalex.org/W3167992062","https://openalex.org/W3169153326","https://openalex.org/W3173038695","https://openalex.org/W3181492036","https://openalex.org/W3188795913","https://openalex.org/W3191554079","https://openalex.org/W3208365145","https://openalex.org/W4283325021","https://openalex.org/W4287992231","https://openalex.org/W4292421494","https://openalex.org/W4293192227","https://openalex.org/W4321500824","https://openalex.org/W4324002170","https://openalex.org/W4380028553","https://openalex.org/W4386099375","https://openalex.org/W4388734343","https://openalex.org/W4396837058","https://openalex.org/W4399854407","https://openalex.org/W4399856725","https://openalex.org/W4401910432","https://openalex.org/W4402431081","https://openalex.org/W4402515517","https://openalex.org/W4408417292","https://openalex.org/W4409001729","https://openalex.org/W4409217660","https://openalex.org/W4410027177","https://openalex.org/W4413836634","https://openalex.org/W4414793158","https://openalex.org/W4415163988","https://openalex.org/W4416287446","https://openalex.org/W6891877963","https://openalex.org/W7129394847","https://openalex.org/W7131080546","https://openalex.org/W7148589716","https://openalex.org/W7161823968","https://openalex.org/W7213995503"],"related_works":["https://openalex.org/W4413836634","https://openalex.org/W4327739651","https://openalex.org/W3160495496","https://openalex.org/W4407710096","https://openalex.org/W4225592871","https://openalex.org/W7222319982","https://openalex.org/W3105519977","https://openalex.org/W2063058431","https://openalex.org/W3163225587","https://openalex.org/W2069130504"],"abstract_inverted_index":{"We":[0],"investigate":[1],"strong":[2],"gravitational":[3,6],"lensing":[4],"of":[5,47,68,116,125],"waves":[7],"from":[8,34],"a":[9,13,30,80,114],"compact":[10],"source":[11,105],"orbiting":[12],"Kerr":[14,70],"black":[15,128],"hole,":[16],"motivated":[17],"by":[18],"self-lensing":[19],"in":[20],"binary":[21],"extreme-mass-ratio":[22],"inspirals.":[23],"In":[24],"the":[25,39,44,65,69,77,94,104,118,123,126],"geometric-optics":[26],"limit,":[27],"we":[28,56],"construct":[29],"point-to-point":[31],"lens":[32,71],"map":[33,41],"null-geodesic":[35],"integrals":[36],"and":[37,99,107,121],"use":[38],"Jacobi":[40],"to":[42],"compute":[43],"strain":[45],"magnification":[46],"individual":[48],"images.":[49],"While":[50],"lensed":[51],"signals":[52],"are":[53],"generally":[54],"demagnified,":[55],"show":[57],"that":[58],"they":[59],"can":[60],"be":[61],"strongly":[62],"amplified":[63],"near":[64],"extended":[66],"caustics":[67],"map.":[72],"For":[73],"suitable":[74],"source--observer":[75,119],"geometries,":[76],"orbit":[78],"crosses":[79],"caustic":[81],"twice":[82],"per":[83],"revolution,":[84],"producing":[85],"two":[86],"amplification":[87],"peaks.":[88],"Their":[89],"arrival-time":[90],"separation":[91],"depends":[92],"on":[93],"black-hole":[95],"spin,":[96],"observer":[97],"inclination,":[98],"orbital":[100],"radius":[101],"through":[102],"both":[103],"motion":[106],"propagation":[108],"delays.":[109],"These":[110],"signatures":[111],"might":[112],"offer":[113],"means":[115],"constraining":[117],"geometry":[120],"probing":[122],"spacetime":[124],"central":[127],"hole.":[129]},"counts_by_year":[{"year":2026,"cited_by_count":2}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2026-10-09T00:00:00"}