{"id":"https://openalex.org/W7220957684","doi":"https://doi.org/10.48550/arxiv.2610.09673","title":"Exploring topology via momentum-selective tomography","display_name":"Exploring topology via momentum-selective tomography","publication_year":2026,"publication_date":"2026-10-07","ids":{"openalex":"https://openalex.org/W7220957684","doi":"https://doi.org/10.48550/arxiv.2610.09673"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2610.09673","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.09673","pdf_url":"https://arxiv.org/pdf/2610.09673","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/2610.09673","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5032149216","display_name":"Sainan Huai","orcid":"https://orcid.org/0000-0002-3985-480X","observed_orcids":["https://orcid.org/0000-0002-3985-480X"]},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huai, Sainan","raw_affiliation_strings":["Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China","institution_ids":["https://openalex.org/I2250653659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5157933969","display_name":"Ling Lin","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lin, Ling","raw_affiliation_strings":["Institute of Quantum Precision Measurement , State Key Laboratory of Radio Frequency Heterogeneous Integration ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Quantum Precision Measurement , State Key Laboratory of Radio Frequency Heterogeneous Integration ,","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103862246","display_name":"Kunliang Bu","orcid":"https://orcid.org/0009-0003-5359-9598","observed_orcids":["https://orcid.org/0009-0003-5359-9598"]},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bu, Kunliang","raw_affiliation_strings":["Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China","institution_ids":["https://openalex.org/I2250653659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102833474","display_name":"Tianqi Cai","orcid":"https://orcid.org/0000-0001-8058-7638","observed_orcids":["https://orcid.org/0000-0001-8058-7638"]},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Cai, Tianqi","raw_affiliation_strings":["Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China","institution_ids":["https://openalex.org/I2250653659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011991378","display_name":"Zhiwen Zong","orcid":"https://orcid.org/0009-0009-9456-8089","observed_orcids":["https://orcid.org/0009-0009-9456-8089"]},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zong, Zhiwen","raw_affiliation_strings":["Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China","institution_ids":["https://openalex.org/I2250653659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5157916156","display_name":"Xiaopei Yang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I180726961","display_name":"Shenzhen University","ror":"https://ror.org/01vy4gh70","country_code":"CN","type":"education","lineage":["https://openalex.org/I180726961"]},{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yang, Xiaopei","raw_affiliation_strings":["College of Physics and Optoelectronic Engineering , Shenzhen University , Shenzhen 518060 , China","Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Physics and Optoelectronic Engineering , Shenzhen University , Shenzhen 518060 , China","institution_ids":["https://openalex.org/I180726961"]},{"raw_affiliation_string":"Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China","institution_ids":["https://openalex.org/I2250653659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5157950243","display_name":"Yuan Li","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li, Yuan","raw_affiliation_strings":["Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China","institution_ids":["https://openalex.org/I2250653659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5157913726","display_name":"Yulei Ye","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ye, Yulei","raw_affiliation_strings":["Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China","institution_ids":["https://openalex.org/I2250653659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5157946179","display_name":"Zhenxing Zhang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhang, Zhenxing","raw_affiliation_strings":["Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China","institution_ids":["https://openalex.org/I2250653659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5157969998","display_name":"Shengyu Zhang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhang, Shengyu","raw_affiliation_strings":["Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tencent Quantum Laboratory , Tencent , Shenzhen 518057 , China","institution_ids":["https://openalex.org/I2250653659"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072479236","display_name":"Chaohong Lee","orcid":"https://orcid.org/0000-0001-9883-5900","observed_orcids":["https://orcid.org/0000-0001-9883-5900"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lee, Chaohong","raw_affiliation_strings":["Institute of Quantum Precision Measurement , State Key Laboratory of Radio Frequency Heterogeneous Integration ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Quantum Precision Measurement , State Key Laboratory of Radio Frequency Heterogeneous Integration ,","institution_ids":[]}]}],"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/T10657","display_name":"Topological Materials and Phenomena","score":0.9955999851226807,"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"}},"topics":[{"id":"https://openalex.org/T10657","display_name":"Topological Materials and Phenomena","score":0.9955999851226807,"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/T11804","display_name":"Quantum many-body systems","score":0.0006000000284984708,"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/T10382","display_name":"Quantum and electron transport phenomena","score":0.0005000000237487257,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/topological-invariants","display_name":"topological invariants","score":0.8330000042915344},{"id":"https://openalex.org/keywords/band-topology","display_name":"band topology","score":0.7139999866485596},{"id":"https://openalex.org/keywords/superconducting-qubits","display_name":"superconducting qubits","score":0.7260000109672546},{"id":"https://openalex.org/keywords/topological-phase-diagram","display_name":"topological phase diagram","score":0.7440000176429749},{"id":"https://openalex.org/keywords/fourier-analysis","display_name":"Fourier analysis","score":0.453000009059906},{"id":"https://openalex.org/keywords/topological-protection","display_name":"topological protection","score":0.7039999961853027},{"id":"https://openalex.org/keywords/quantum-computing-architecture","display_name":"quantum computing architecture","score":0.6230000257492065}],"concepts":[{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.7773000001907349},{"id":"https://openalex.org/C137618395","wikidata":"https://www.wikidata.org/wiki/Q576728","display_name":"Winding number","level":2,"score":0.5411999821662903},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5340999960899353},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.5152999758720398},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.5023999810218811},{"id":"https://openalex.org/C16291881","wikidata":"https://www.wikidata.org/wiki/Q917246","display_name":"Brillouin zone","level":2,"score":0.45260000228881836},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.4456000030040741},{"id":"https://openalex.org/C60718061","wikidata":"https://www.wikidata.org/wiki/Q1414747","display_name":"Momentum (technical analysis)","level":2,"score":0.4325999915599823},{"id":"https://openalex.org/C77223115","wikidata":"https://www.wikidata.org/wiki/Q634781","display_name":"Topological quantum number","level":2,"score":0.4325999915599823},{"id":"https://openalex.org/C68717125","wikidata":"https://www.wikidata.org/wiki/Q735602","display_name":"Quantum optics","level":2,"score":0.3675000071525574},{"id":"https://openalex.org/C17269025","wikidata":"https://www.wikidata.org/wiki/Q3283","display_name":"Geometric phase","level":2,"score":0.3596999943256378},{"id":"https://openalex.org/C112785775","wikidata":"https://www.wikidata.org/wiki/Q786441","display_name":"Topological skeleton","level":4,"score":0.32749998569488525},{"id":"https://openalex.org/C199845137","wikidata":"https://www.wikidata.org/wiki/Q145490","display_name":"Network topology","level":2,"score":0.3257000148296356},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.31859999895095825},{"id":"https://openalex.org/C142089489","wikidata":"https://www.wikidata.org/wiki/Q1053976","display_name":"Antiparallel (mathematics)","level":3,"score":0.30230000615119934},{"id":"https://openalex.org/C2779478453","wikidata":"https://www.wikidata.org/wiki/Q6889748","display_name":"Modularity (biology)","level":2,"score":0.29989999532699585},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.29899999499320984},{"id":"https://openalex.org/C58053490","wikidata":"https://www.wikidata.org/wiki/Q176555","display_name":"Quantum computer","level":3,"score":0.287200003862381},{"id":"https://openalex.org/C165738657","wikidata":"https://www.wikidata.org/wiki/Q3000860","display_name":"Direct coupling","level":2,"score":0.2818000018596649},{"id":"https://openalex.org/C188082385","wikidata":"https://www.wikidata.org/wiki/Q73792","display_name":"Charge (physics)","level":2,"score":0.2791999876499176},{"id":"https://openalex.org/C45646460","wikidata":"https://www.wikidata.org/wiki/Q17165159","display_name":"Topological order","level":3,"score":0.26930001378059387}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2610.09673","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.09673","pdf_url":"https://arxiv.org/pdf/2610.09673","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.2610.09673","doi":"https://doi.org/10.48550/arxiv.2610.09673","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2610.09673","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:2610.09673","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.09673","pdf_url":"https://arxiv.org/pdf/2610.09673","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/G1050675099","display_name":null,"funder_award_id":"92476201","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5600998238","display_name":null,"funder_award_id":"2025ZD0300800","funder_id":"https://openalex.org/F4320329860","funder_display_name":"National Science and Technology Major Project"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320325571","display_name":"Shenzhen University","ror":"https://ror.org/01vy4gh70"},{"id":"https://openalex.org/F4320329860","display_name":"National Science and Technology Major Project","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7220957684.pdf","grobid_xml":"https://content.openalex.org/works/W7220957684.grobid-xml"},"referenced_works_count":6,"referenced_works":["https://openalex.org/W4388650951","https://openalex.org/W4415198140","https://openalex.org/W7164895616","https://openalex.org/W7165880479","https://openalex.org/W7167265087","https://openalex.org/W7168262783"],"related_works":["https://openalex.org/W6910632953","https://openalex.org/W2530050707","https://openalex.org/W7214984329","https://openalex.org/W7163568625","https://openalex.org/W4213379395","https://openalex.org/W3099392659","https://openalex.org/W2615667545","https://openalex.org/W2043445979","https://openalex.org/W4392736102","https://openalex.org/W7221819899"],"abstract_inverted_index":{"Identifying":[0],"and":[1,30,59,108,137,151,162,186],"measuring":[2],"topological":[3,86,120,141,184,198],"invariants":[4],"remains":[5],"a":[6,48,64,68,74,84,145,179,188],"fundamental":[7],"challenge":[8],"due":[9],"to":[10,35,83,117],"the":[11,96,101,106,112,118,156],"non-local":[12,123],"nature":[13],"of":[14,41,100,111,167],"momentum":[15,98],"eigenstates":[16],"in":[17,77],"real":[18],"space.":[19],"Established":[20],"approaches":[21],"based":[22,196],"on":[23,63,197],"Bloch":[24,43],"oscillations,":[25],"quantum":[26,193],"walks,":[27],"charge":[28],"pumping":[29],"quench":[31],"dynamics,":[32],"typically":[33],"fail":[34],"provide":[36],"direct":[37,53,107],"momentum-dependent":[38],"geometric":[39],"information":[40],"each":[42],"state.":[44],"Here,":[45],"we":[46,93,130,153],"propose":[47],"novel":[49],"framework":[50],"for":[51,182,191],"implementing":[52],"band-topology":[54],"tomography":[55],"via":[56],"momentum-selective":[57],"measurements,":[58],"experimentally":[60],"demonstrate":[61],"it":[62],"superconducting":[65],"processor":[66],"featuring":[67],"highly":[69],"connected":[70],"coupling":[71,91],"architecture.":[72],"Utilizing":[73],"``star-like\"":[75],"geometry":[76],"which":[78],"an":[79,132],"auxiliary":[80],"probe":[81],"couples":[82],"one-dimensional":[85],"chain":[87],"with":[88],"spatially":[89],"modulated":[90],"strengths,":[92],"selectively":[94],"address":[95],"desired":[97],"states":[99],"chain.":[102],"This":[103],"approach":[104],"enables":[105],"robust":[109,192],"extraction":[110],"winding":[113,157,165,172],"phase":[114,142,158,171],"that":[115],"contributes":[116],"associated":[119],"invariant.":[121],"Leveraging":[122],"couplers":[124],"bridged":[125],"by":[126,170],"long":[127],"tantalum":[128],"airbridges,":[129],"realize":[131],"extended":[133],"Su-Schrieffer-Heeger":[134],"(SSH)":[135],"model":[136],"map":[138],"its":[139],"full":[140],"diagram.":[143],"Through":[144],"nested":[146],"Fourier":[147],"analysis":[148],"over":[149],"time":[150],"space,":[152],"directly":[154],"extract":[155],"across":[159],"Brillouin":[160],"zone":[161],"resolve":[163],"quantized":[164],"numbers":[166],"$\u03bd=\\{0,\\pm1,2\\}$":[168],"characterized":[169],"$\\{0,":[173],"\\pm":[174],"2\u03c0,4\u03c0\\}$.":[175],"Our":[176],"work":[177],"establishes":[178],"versatile":[180],"tool":[181],"probing":[183],"characteristics":[185],"opens":[187],"new":[189],"avenue":[190],"computing":[194],"architectures":[195],"protection.":[199]},"counts_by_year":[],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2026-10-09T00:00:00"}