{"id":"https://openalex.org/W7202409893","doi":"https://doi.org/10.1103/nqmq-8zsl","title":"Experimental Observation of Dynamical Phase Transitions in a Dephased Photonic Quantum Walk","display_name":"Experimental Observation of Dynamical Phase Transitions in a Dephased Photonic Quantum Walk","publication_year":2026,"publication_date":"2026-08-13","ids":{"openalex":"https://openalex.org/W7202409893","doi":"https://doi.org/10.1103/nqmq-8zsl","pmid":"https://pubmed.ncbi.nlm.nih.gov/42789877"},"language":"en","primary_location":{"id":"doi:10.1103/nqmq-8zsl","doi":"https://doi.org/10.1103/nqmq-8zsl","is_oa":false,"landing_page_url":"https://doi.org/10.1103/nqmq-8zsl","pdf_url":null,"source":{"id":"https://openalex.org/S24807848","display_name":"Physical Review Letters","issn_l":"0031-9007","issn":["0031-9007","1079-7114","1092-0145"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-2","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physical Review Letters","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["arxiv","crossref","datacite","pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2606.15935","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5147127283","display_name":"Anonymous","orcid":"https://orcid.org/0000-0002-1977-3295","observed_orcids":["https://orcid.org/0000-0002-1977-3295","https://orcid.org/0000-0002-2826-8426","https://orcid.org/0000-0002-6591-2700","https://orcid.org/0000-0002-9564-3425","https://orcid.org/0000-0003-2278-7652","https://orcid.org/0000-0003-3678-0080","https://orcid.org/0009-0005-1673-1398"]},"institutions":[{"id":"https://openalex.org/I4210139958","display_name":"Beijing Computational Science Research Center","ror":"https://ror.org/04tavf782","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210139958"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaojian Huang","raw_affiliation_strings":["Beijing Computational Science Research Center"],"raw_orcid":"https://orcid.org/0009-0005-1673-1398","affiliations":[{"raw_affiliation_string":"Beijing Computational Science Research Center","institution_ids":["https://openalex.org/I4210139958"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5126620693","display_name":"Lei Xiao","orcid":null,"observed_orcids":[]},"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":"Lei Xiao","raw_affiliation_strings":["Southeast University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Southeast University","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038016334","display_name":"Bingzi Huo","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210139958","display_name":"Beijing Computational Science Research Center","ror":"https://ror.org/04tavf782","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210139958"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bingzi Huo","raw_affiliation_strings":["Beijing Computational Science Research Center"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing Computational Science Research Center","institution_ids":["https://openalex.org/I4210139958"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100460479","display_name":"Xiaowei Wang","orcid":"https://orcid.org/0000-0001-6054-1536","observed_orcids":["https://orcid.org/0000-0001-6054-1536"]},"institutions":[{"id":"https://openalex.org/I4210139958","display_name":"Beijing Computational Science Research Center","ror":"https://ror.org/04tavf782","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210139958"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaowei Wang","raw_affiliation_strings":["Beijing Computational Science Research Center"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing Computational Science Research Center","institution_ids":["https://openalex.org/I4210139958"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001137611","display_name":"Stefano Longhi","orcid":"https://orcid.org/0000-0002-8739-3542","observed_orcids":["https://orcid.org/0000-0002-8739-3542"]},"institutions":[{"id":"https://openalex.org/I134820265","display_name":"Consejo Superior de Investigaciones Cient\u00edficas","ror":"https://ror.org/02gfc7t72","country_code":"ES","type":"government","lineage":["https://openalex.org/I134820265"]},{"id":"https://openalex.org/I4210095952","display_name":"Institute for Cross-Disciplinary Physics and Complex Systems","ror":"https://ror.org/00pfxsh56","country_code":"ES","type":"facility","lineage":["https://openalex.org/I134820265","https://openalex.org/I4210095952","https://openalex.org/I50441567"]},{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["ES","IT"],"is_corresponding":false,"raw_author_name":"Stefano Longhi","raw_affiliation_strings":["IFISC (UIB-CSIC)","Politecnico di Milano"],"raw_orcid":"https://orcid.org/0000-0002-8739-3542","affiliations":[{"raw_affiliation_string":"IFISC (UIB-CSIC)","institution_ids":["https://openalex.org/I134820265","https://openalex.org/I4210095952"]},{"raw_affiliation_string":"Politecnico di Milano","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5034580482","display_name":"Peng Xue","orcid":"https://orcid.org/0000-0002-4272-2883","observed_orcids":["https://orcid.org/0000-0002-4272-2883"]},"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":"Peng Xue","raw_affiliation_strings":["Southeast University"],"raw_orcid":"https://orcid.org/0000-0002-4272-2883","affiliations":[{"raw_affiliation_string":"Southeast University","institution_ids":["https://openalex.org/I76569877"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3750,"currency":"USD","value_usd":3750},"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.54411251,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"137","issue":"11","first_page":"110804","last_page":"110804"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11804","display_name":"Quantum many-body systems","score":0.54830002784729,"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/T11804","display_name":"Quantum many-body systems","score":0.54830002784729,"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/T11262","display_name":"Quantum Mechanics and Non-Hermitian Physics","score":0.1128000020980835,"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/T11520","display_name":"Advanced Thermodynamics and Statistical Mechanics","score":0.0803999975323677,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear 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/dynamic-phase-transition","display_name":"dynamical phase transitions","score":0.9929999709129333},{"id":"https://openalex.org/keywords/photonic-quantum-walks","display_name":"photonic quantum walks","score":0.828000009059906},{"id":"https://openalex.org/keywords/dephasing","display_name":"dephasing","score":0.9430000185966492},{"id":"https://openalex.org/keywords/open-quantum-systems","display_name":"open quantum systems","score":0.7329999804496765},{"id":"https://openalex.org/keywords/experimental-observation","display_name":"experimental observation","score":0.4050000011920929}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7953000068664551},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.4964999854564667},{"id":"https://openalex.org/C149288129","wikidata":"https://www.wikidata.org/wiki/Q185357","display_name":"Phase transition","level":2,"score":0.4823000133037567},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.44850000739097595},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.4065999984741211},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.37119999527931213},{"id":"https://openalex.org/C3079626","wikidata":"https://www.wikidata.org/wiki/Q234881","display_name":"Quantum electrodynamics","level":1,"score":0.350600004196167},{"id":"https://openalex.org/C72190298","wikidata":"https://www.wikidata.org/wiki/Q2118253","display_name":"Quantum phase transition","level":3,"score":0.3474999964237213},{"id":"https://openalex.org/C20788544","wikidata":"https://www.wikidata.org/wiki/Q467054","display_name":"Photonics","level":2,"score":0.3346000015735626},{"id":"https://openalex.org/C68717125","wikidata":"https://www.wikidata.org/wiki/Q735602","display_name":"Quantum optics","level":2,"score":0.32030001282691956},{"id":"https://openalex.org/C122527463","wikidata":"https://www.wikidata.org/wiki/Q578430","display_name":"Quantum decoherence","level":3,"score":0.30230000615119934},{"id":"https://openalex.org/C140058369","wikidata":"https://www.wikidata.org/wiki/Q7269113","display_name":"Quantum walk","level":4,"score":0.30219998955726624},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.3012000024318695},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.2888999879360199},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.2782000005245209},{"id":"https://openalex.org/C121194460","wikidata":"https://www.wikidata.org/wiki/Q856741","display_name":"Random walk","level":2,"score":0.2578999996185303},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.2549999952316284}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1103/nqmq-8zsl","doi":"https://doi.org/10.1103/nqmq-8zsl","is_oa":false,"landing_page_url":"https://doi.org/10.1103/nqmq-8zsl","pdf_url":null,"source":{"id":"https://openalex.org/S24807848","display_name":"Physical Review Letters","issn_l":"0031-9007","issn":["0031-9007","1079-7114","1092-0145"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-2","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physical Review Letters","raw_type":"journal-article"},{"id":"pmid:42789877","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/42789877","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physical review letters","raw_type":"Journal Article"},{"id":"pmh:oai:arXiv.org:2606.15935","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2606.15935","pdf_url":"https://arxiv.org/pdf/2606.15935","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":"pmh:oai:re.public.polimi.it:11311/1329285","doi":null,"is_oa":true,"landing_page_url":"https://hdl.handle.net/11311/1329285","pdf_url":"https://re.public.polimi.it/bitstream/11311/1329285/1/2606.15935v1.pdf","source":{"id":"https://openalex.org/S4306400312","display_name":"Virtual Community of Pathological Anatomy (University of Castilla La Mancha)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I79189158","host_organization_name":"University of Castilla-La Mancha","host_organization_lineage":["https://openalex.org/I79189158"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"},{"id":"doi:10.48550/arxiv.2606.15935","doi":"https://doi.org/10.48550/arxiv.2606.15935","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.15935","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:2606.15935","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2606.15935","pdf_url":"https://arxiv.org/pdf/2606.15935","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/G3584369827","display_name":null,"funder_award_id":"92265209","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4215877413","display_name":null,"funder_award_id":"2023YFA1406701","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G6167360167","display_name":null,"funder_award_id":"92476106","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/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7202409893.pdf","grobid_xml":"https://content.openalex.org/works/W7202409893.grobid-xml"},"referenced_works_count":68,"referenced_works":["https://openalex.org/W1567283994","https://openalex.org/W1579743691","https://openalex.org/W1965928854","https://openalex.org/W1971160181","https://openalex.org/W1971333859","https://openalex.org/W1976201339","https://openalex.org/W1979245447","https://openalex.org/W1979530874","https://openalex.org/W1981783889","https://openalex.org/W1987477346","https://openalex.org/W1992060082","https://openalex.org/W2036051023","https://openalex.org/W2059551605","https://openalex.org/W2076476236","https://openalex.org/W2077767282","https://openalex.org/W2078439793","https://openalex.org/W2089701897","https://openalex.org/W2096870234","https://openalex.org/W2114093155","https://openalex.org/W2125882885","https://openalex.org/W2131217425","https://openalex.org/W2162782880","https://openalex.org/W2261672979","https://openalex.org/W2320440260","https://openalex.org/W2510721761","https://openalex.org/W2523762989","https://openalex.org/W2588842161","https://openalex.org/W2592931758","https://openalex.org/W2726758657","https://openalex.org/W2757497522","https://openalex.org/W2798928746","https://openalex.org/W2806676409","https://openalex.org/W2810168115","https://openalex.org/W2908358343","https://openalex.org/W2911668045","https://openalex.org/W2935949992","https://openalex.org/W2994665279","https://openalex.org/W2996016305","https://openalex.org/W3008895341","https://openalex.org/W3009636131","https://openalex.org/W3096818624","https://openalex.org/W3158947475","https://openalex.org/W3177716787","https://openalex.org/W3194929760","https://openalex.org/W4211186737","https://openalex.org/W4281478685","https://openalex.org/W4295088605","https://openalex.org/W4306809618","https://openalex.org/W4361207520","https://openalex.org/W4377019665","https://openalex.org/W4379232731","https://openalex.org/W4379985756","https://openalex.org/W4383341521","https://openalex.org/W4395110788","https://openalex.org/W4400199451","https://openalex.org/W4400977956","https://openalex.org/W4403131104","https://openalex.org/W4403831726","https://openalex.org/W4404090154","https://openalex.org/W4408149890","https://openalex.org/W4411978420","https://openalex.org/W4412670559","https://openalex.org/W4413806413","https://openalex.org/W4414302443","https://openalex.org/W4417105962","https://openalex.org/W7117134172","https://openalex.org/W7133212686","https://openalex.org/W7156233492"],"related_works":["https://openalex.org/W4413806413","https://openalex.org/W2810168115","https://openalex.org/W2226771983","https://openalex.org/W2951608978","https://openalex.org/W2900400382","https://openalex.org/W7118120437","https://openalex.org/W2885379418","https://openalex.org/W6959940598","https://openalex.org/W6940811391","https://openalex.org/W7161282831"],"abstract_inverted_index":{"Dynamical":[0],"phase":[1,63,83,135],"transitions":[2,19,112,136],"in":[3],"open":[4],"quantum":[5,25],"systems":[6],"govern":[7],"how":[8],"nonequilibrium":[9],"states":[10],"relax":[11],"toward":[12,104],"a":[13,22,28,60,67,80,116,122,130],"stationary":[14],"state.":[15],"We":[16],"study":[17],"these":[18],"experimentally":[20],"using":[21],"discrete-time":[23],"photonic":[24],"walk":[26],"on":[27],"three-node":[29],"graph.":[30],"A":[31],"tunable":[32],"synthetic":[33],"gauge":[34],"flux":[35],"and":[36,45,91,108,141],"calibrated":[37],"dephasing":[38,98],"allow":[39],"us":[40],"to":[41,115,148],"control":[42],"time-reversal":[43],"symmetry":[44],"the":[46,51,97,102,105,111,126],"detailed":[47,56,74,139],"balance":[48,75,140],"properties":[49],"of":[50,69,129,132],"effective":[52],"Markovian":[53],"dynamics.":[54],"With":[55],"balance,":[57],"we":[58,78,100],"observe":[59,79],"first-order":[61],"dynamical":[62,82,134],"transition":[64,84],"marked":[65],"by":[66,138],"crossing":[68],"real":[70],"Liouvillian":[71,145],"eigenvalues.":[72],"When":[73],"is":[76],"broken,":[77],"second-order":[81],"at":[85],"an":[86],"exceptional":[87,142],"point":[88],"where":[89],"eigenvalues":[90],"eigenvectors":[92],"coalesce.":[93],"By":[94],"progressively":[95],"reducing":[96],"strength,":[99],"track":[101],"crossover":[103],"quantum-coherent":[106],"regime":[107],"determine":[109],"that":[110],"persist":[113],"down":[114],"finite":[117],"threshold.":[118],"Our":[119],"results":[120],"establish":[121],"controllable":[123],"platform":[124],"for":[125],"experimental":[127],"investigation":[128],"class":[131],"relaxation":[133,149],"governed":[137],"points,":[143],"linking":[144],"spectral":[146],"topology":[147],"criticality.":[150]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2026-08-14T00:00:00"}
