{"id":"https://openalex.org/W7213450477","doi":"https://doi.org/10.1103/kszt-p63d","title":"Spectrally robust photon-pair generation in topological waveguide arrays","display_name":"Spectrally robust photon-pair generation in topological waveguide arrays","publication_year":2026,"publication_date":"2026-09-17","ids":{"openalex":"https://openalex.org/W7213450477","doi":"https://doi.org/10.1103/kszt-p63d"},"language":"en","primary_location":{"id":"doi:10.1103/kszt-p63d","doi":"https://doi.org/10.1103/kszt-p63d","is_oa":true,"landing_page_url":"https://doi.org/10.1103/kszt-p63d","pdf_url":null,"source":{"id":"https://openalex.org/S4210195673","display_name":"PRX Quantum","issn_l":"2691-3399","issn":["2691-3399"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-a","jufo-2","norway-1","oarl","poland-20","russia-white-list-1"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"PRX Quantum","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["arxiv","crossref","datacite","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1103/kszt-p63d","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5160129638","display_name":"A. Zecchetto","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A. Zecchetto","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5160082824","display_name":"J-R. Coudevylle","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J-R. Coudevylle","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5136134273","display_name":"M. Morassi","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M. Morassi","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5160142871","display_name":"A. Lema\u00eetre","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A. Lema\u00eetre","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018926039","display_name":"Maria I. Amanti","orcid":"https://orcid.org/0000-0001-5687-475X","observed_orcids":["https://orcid.org/0000-0001-5687-475X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M. I. Amanti","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023427591","display_name":"S. Ducci","orcid":"https://orcid.org/0000-0002-9005-1949","observed_orcids":["https://orcid.org/0000-0002-9005-1949"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S. Ducci","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5088020756","display_name":"F. Baboux","orcid":"https://orcid.org/0000-0002-3750-3731","observed_orcids":["https://orcid.org/0000-0002-3750-3731"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"F. Baboux","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3450,"currency":"USD","value_usd":3450},"apc_paid":{"value":3450,"currency":"USD","value_usd":3450},"fwci":2.1667,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.90406962,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":92,"max":95},"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/T10020","display_name":"Quantum Information and Cryptography","score":0.6362000107765198,"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/T10020","display_name":"Quantum Information and Cryptography","score":0.6362000107765198,"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/T10657","display_name":"Topological Materials and Phenomena","score":0.21240000426769257,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter 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/T10022","display_name":"Semiconductor Quantum Structures and Devices","score":0.016100000590085983,"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/photon-pair-generation","display_name":"photon pair generation","score":0.9089999794960022},{"id":"https://openalex.org/keywords/spectral-robustness","display_name":"spectral robustness","score":0.8420000076293945},{"id":"https://openalex.org/keywords/topological-photonics","display_name":"topological photonics","score":0.7379999756813049},{"id":"https://openalex.org/keywords/quantum-entanglement","display_name":"quantum entanglement","score":0.5649999976158142},{"id":"https://openalex.org/keywords/waveguide-arrays","display_name":"waveguide arrays","score":0.43700000643730164}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5415999889373779},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.4896000027656555},{"id":"https://openalex.org/C200687136","wikidata":"https://www.wikidata.org/wiki/Q11233438","display_name":"Waveguide","level":2,"score":0.4426000118255615},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.3499999940395355},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.34470000863075256},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.30070000886917114},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.25949999690055847},{"id":"https://openalex.org/C509933004","wikidata":"https://www.wikidata.org/wiki/Q194163","display_name":"Broadband","level":2,"score":0.24950000643730164},{"id":"https://openalex.org/C65682993","wikidata":"https://www.wikidata.org/wiki/Q1056451","display_name":"Reflection (computer programming)","level":2,"score":0.24490000307559967},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.24369999766349792}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1103/kszt-p63d","doi":"https://doi.org/10.1103/kszt-p63d","is_oa":true,"landing_page_url":"https://doi.org/10.1103/kszt-p63d","pdf_url":null,"source":{"id":"https://openalex.org/S4210195673","display_name":"PRX Quantum","issn_l":"2691-3399","issn":["2691-3399"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-a","jufo-2","norway-1","oarl","poland-20","russia-white-list-1"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"PRX Quantum","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2510.23796","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2510.23796","pdf_url":"https://arxiv.org/pdf/2510.23796","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":"pmh:oai:HAL:hal-05797799v1","doi":null,"is_oa":false,"landing_page_url":"https://hal.science/hal-05797799","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405252976","host_organization_name":"Centre pour la Communication Scientifique Directe","host_organization_lineage":["https://openalex.org/I4405252976"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"PRX Quantum, In press, ⟨10.1103/kszt-p63d⟩","raw_type":"info:eu-repo/semantics/article"},{"id":"doi:10.48550/arxiv.2510.23796","doi":"https://doi.org/10.48550/arxiv.2510.23796","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2510.23796","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":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.1103/kszt-p63d","doi":"https://doi.org/10.1103/kszt-p63d","is_oa":true,"landing_page_url":"https://doi.org/10.1103/kszt-p63d","pdf_url":null,"source":{"id":"https://openalex.org/S4210195673","display_name":"PRX Quantum","issn_l":"2691-3399","issn":["2691-3399"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-a","jufo-2","norway-1","oarl","poland-20","russia-white-list-1"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"PRX Quantum","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G2045273392","display_name":null,"funder_award_id":"#ANR-18-IDEX-0001","funder_id":"https://openalex.org/F4320322892","funder_display_name":"Centre National de la Recherche Scientifique"},{"id":"https://openalex.org/G2660189613","display_name":"Quantum technologies: Education and training to fulfill the strategic skill needs of research and industry in France","funder_award_id":"ANR-22-CMAS-0001","funder_id":"https://openalex.org/F4320320883","funder_display_name":"Agence Nationale de la Recherche"},{"id":"https://openalex.org/G5521806082","display_name":"From NISQ to LSQ: Bosonic and LDPC codes","funder_award_id":"ANR-22-PETQ-0006","funder_id":"https://openalex.org/F4320320883","funder_display_name":"Agence Nationale de la Recherche"},{"id":"https://openalex.org/G6494421534","display_name":"Projet Cibl\u00e9 Equipements RENATECH - PEPR ELECTRONIQUE","funder_award_id":"ANR-22-PEEL-0015","funder_id":"https://openalex.org/F4320320883","funder_display_name":"Agence Nationale de la Recherche"},{"id":"https://openalex.org/G8538166538","display_name":"Universit\u00e9 de Paris","funder_award_id":"ANR-18-IDEX-0001","funder_id":"https://openalex.org/F4320320883","funder_display_name":"Agence Nationale de la Recherche"}],"funders":[{"id":"https://openalex.org/F4320320883","display_name":"Agence Nationale de la Recherche","ror":"https://ror.org/00rbzpz17"},{"id":"https://openalex.org/F4320322263","display_name":"Conseil R\u00e9gional, \u00cele-de-France","ror":"https://ror.org/04ry1rt27"},{"id":"https://openalex.org/F4320322892","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7213450477.pdf","grobid_xml":"https://content.openalex.org/works/W7213450477.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4414393961","https://openalex.org/W2980841645","https://openalex.org/W7162664041","https://openalex.org/W3091527809","https://openalex.org/W3153826959","https://openalex.org/W4242553856","https://openalex.org/W7165424597","https://openalex.org/W4220837955","https://openalex.org/W2756984933","https://openalex.org/W299013579"],"abstract_inverted_index":{"Harnessing":[0],"topological":[1,88,96],"effects":[2],"offers":[3],"a":[4,99,149,177],"route":[5],"to":[6],"protect":[7],"quantum":[8,20,34,53,189],"states":[9,166],"of":[10,41,47,84,119,127,134,163,184],"light":[11,35],"from":[12],"imperfections,":[13],"potentially":[14],"enabling":[15,153],"more":[16,115],"robust":[17,150],"platforms":[18],"for":[19,28,51,180],"information":[21],"processing.":[22],"This":[23],"capability":[24],"is":[25],"particularly":[26],"relevant":[27],"active":[29],"photonic":[30,54,190],"circuits":[31],"that":[32,93,142],"generate":[33],"directly":[36],"on-chip.":[37],"However,":[38],"the":[39,44,95,110,125,131,135,161,182],"impact":[40],"topology":[42,185],"on":[43],"spectral":[45],"properties":[46,133],"parametric":[48,70],"processes,":[49],"crucial":[50],"scalable":[52],"circuits,":[55],"remains":[56],"largely":[57],"unexplored.":[58],"Here,":[59],"we":[60],"address":[61],"this":[62,128],"question":[63],"by":[64,114],"investigating":[65],"photon-pair":[66,151],"generation":[67,162],"via":[68],"spontaneous":[69],"down-conversion":[71],"(SPDC)":[72],"in":[73,109,130,188],"nonlinear":[74,173],"waveguide":[75,174],"arrays,":[76],"combining":[77],"experiment":[78],"and":[79,87,160,186],"theory.":[80],"A":[81],"systematic":[82],"comparison":[83],"uniform,":[85],"trivial,":[86],"Su-Schrieffer-Heeger":[89],"(SSH)":[90],"arrays":[91,175],"reveals":[92],"only":[94],"configuration":[97],"preserves":[98],"stable":[100,154],"SPDC":[101],"resonance":[102,111],"spectrum":[103],"under":[104],"coupling":[105],"disorder,":[106],"with":[107,167],"fluctuations":[108],"wavelength":[112],"reduced":[113],"than":[116],"an":[117],"order":[118],"magnitude.":[120],"An":[121],"analytical":[122],"model":[123],"captures":[124],"origin":[126],"robustness":[129],"band-structure":[132],"interacting":[136],"modes.":[137],"Numerical":[138],"analysis":[139],"further":[140],"shows":[141],"each":[143],"SSH":[144],"array":[145],"can":[146],"operate":[147],"as":[148,176],"source,":[152],"interference":[155],"between":[156],"multiple":[157],"such":[158],"sources":[159],"high-dimensional":[164],"entangled":[165],"high":[168],"fidelity.":[169],"These":[170],"results":[171],"establish":[172],"promising":[178],"platform":[179],"harnessing":[181],"interplay":[183],"nonlinearity":[187],"circuits.":[191]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-11-06T12:05:46.655746","created_date":"2026-09-17T00:00:00"}