{"id":"https://openalex.org/W7214023068","doi":"https://doi.org/10.48550/arxiv.2609.24295","title":"Theoretical study of nitrogen-vacancy spin coherence enhanced by vacancy aggregation in diamond using cluster-correlation expansion","display_name":"Theoretical study of nitrogen-vacancy spin coherence enhanced by vacancy aggregation in diamond using cluster-correlation expansion","publication_year":2026,"publication_date":"2026-09-21","ids":{"openalex":"https://openalex.org/W7214023068","doi":"https://doi.org/10.48550/arxiv.2609.24295"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2609.24295","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.24295","pdf_url":"https://arxiv.org/pdf/2609.24295","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/2609.24295","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5064993725","display_name":"Chikara Shinei","orcid":"https://orcid.org/0000-0003-4926-8641","observed_orcids":["https://orcid.org/0000-0003-4926-8641","https://orcid.org/0000-0002-4807-2551"]},"institutions":[{"id":"https://openalex.org/I106785703","display_name":"Institut polytechnique de Grenoble","ror":"https://ror.org/05sbt2524","country_code":"FR","type":"education","lineage":["https://openalex.org/I106785703","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]},{"id":"https://openalex.org/I4405278359","display_name":"Japanese - French lAboratory for Semiconductor physics and Technology","ror":"https://ror.org/05tsgbh27","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I146399215","https://openalex.org/I4405278359","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I899635006","display_name":"Universit\u00e9 Grenoble Alpes","ror":"https://ror.org/02rx3b187","country_code":"FR","type":"education","lineage":["https://openalex.org/I899635006"]}],"countries":["FR","JP"],"is_corresponding":true,"raw_author_name":"Shinei, Chikara","raw_affiliation_strings":["Department of Applied Physics , Institute of Pure and Applied Sciences , University of Tsukuba , Tsukuba , Ibaraki 305-8573 , Japan","Japanese-French Laboratory for Semiconductor Physics and Technology J-FAST , CNRS , University Grenoble Alpes , Grenoble INP , University of Tsukuba , Tsukuba , Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Applied Physics , Institute of Pure and Applied Sciences , University of Tsukuba , Tsukuba , Ibaraki 305-8573 , Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"Japanese-French Laboratory for Semiconductor Physics and Technology J-FAST , CNRS , University Grenoble Alpes , Grenoble INP , University of Tsukuba , Tsukuba , Japan","institution_ids":["https://openalex.org/I106785703","https://openalex.org/I1294671590","https://openalex.org/I146399215","https://openalex.org/I4405278359","https://openalex.org/I899635006"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5064993725"],"corresponding_institution_ids":["https://openalex.org/I106785703","https://openalex.org/I1294671590","https://openalex.org/I146399215","https://openalex.org/I4405278359","https://openalex.org/I899635006"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":1,"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/T10478","display_name":"Diamond and Carbon-based Materials Research","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10478","display_name":"Diamond and Carbon-based Materials Research","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10382","display_name":"Quantum and electron transport phenomena","score":0.00019999999494757503,"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/T10020","display_name":"Quantum Information and Cryptography","score":0.0,"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/nitrogen-vacancy-centers","display_name":"nitrogen-vacancy centers","score":0.8180000185966492},{"id":"https://openalex.org/keywords/diamond","display_name":"diamond","score":0.7369999885559082},{"id":"https://openalex.org/keywords/vacancy-aggregation","display_name":"vacancy aggregation","score":0.8600000143051147},{"id":"https://openalex.org/keywords/spin-coherence","display_name":"spin coherence","score":0.8040000200271606},{"id":"https://openalex.org/keywords/spin-bath","display_name":"spin bath","score":0.46399998664855957},{"id":"https://openalex.org/keywords/spin-exchange-interaction","display_name":"spin exchange","score":0.40299999713897705},{"id":"https://openalex.org/keywords/fine-structure-splitting","display_name":"fine structure splitting","score":0.8450000286102295},{"id":"https://openalex.org/keywords/zero-field-splitting","display_name":"zero-field splitting","score":0.6690000295639038},{"id":"https://openalex.org/keywords/electron-spin-resonance","display_name":"electron spin resonance","score":0.777999997138977}],"concepts":[{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.7437999844551086},{"id":"https://openalex.org/C2778870898","wikidata":"https://www.wikidata.org/wiki/Q7577658","display_name":"Spins","level":2,"score":0.7300999760627747},{"id":"https://openalex.org/C2781181686","wikidata":"https://www.wikidata.org/wiki/Q4226068","display_name":"Coherence (philosophical gambling strategy)","level":2,"score":0.7135999798774719},{"id":"https://openalex.org/C122527463","wikidata":"https://www.wikidata.org/wiki/Q578430","display_name":"Quantum decoherence","level":3,"score":0.6967999935150146},{"id":"https://openalex.org/C114221277","wikidata":"https://www.wikidata.org/wiki/Q899743","display_name":"Vacancy defect","level":2,"score":0.6425999999046326},{"id":"https://openalex.org/C47091857","wikidata":"https://www.wikidata.org/wiki/Q4118612","display_name":"Coherence time","level":3,"score":0.6039000153541565},{"id":"https://openalex.org/C42704618","wikidata":"https://www.wikidata.org/wiki/Q910917","display_name":"Spin (aerodynamics)","level":2,"score":0.5292999744415283},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5260000228881836},{"id":"https://openalex.org/C203087015","wikidata":"https://www.wikidata.org/wiki/Q378201","display_name":"Qubit","level":3,"score":0.47699999809265137},{"id":"https://openalex.org/C108225325","wikidata":"https://www.wikidata.org/wiki/Q11456","display_name":"Semiconductor","level":2,"score":0.46880000829696655},{"id":"https://openalex.org/C544956773","wikidata":"https://www.wikidata.org/wiki/Q670","display_name":"Silicon","level":2,"score":0.4302000105381012},{"id":"https://openalex.org/C174771821","wikidata":"https://www.wikidata.org/wiki/Q780736","display_name":"Exchange interaction","level":3,"score":0.36550000309944153},{"id":"https://openalex.org/C2780722187","wikidata":"https://www.wikidata.org/wiki/Q412356","display_name":"Silicon carbide","level":2,"score":0.3555000126361847},{"id":"https://openalex.org/C21690051","wikidata":"https://www.wikidata.org/wiki/Q962347","display_name":"Spin polarization","level":3,"score":0.35040000081062317},{"id":"https://openalex.org/C184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","level":1,"score":0.33379998803138733},{"id":"https://openalex.org/C2778476455","wikidata":"https://www.wikidata.org/wiki/Q17009735","display_name":"Dynamical decoupling","level":4,"score":0.3147999942302704},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.31279999017715454},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.31130000948905945},{"id":"https://openalex.org/C124712363","wikidata":"https://www.wikidata.org/wiki/Q188479","display_name":"Paramagnetism","level":2,"score":0.3021000027656555},{"id":"https://openalex.org/C168553754","wikidata":"https://www.wikidata.org/wiki/Q1778793","display_name":"Coherence length","level":3,"score":0.2944999933242798},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.29260000586509705},{"id":"https://openalex.org/C106773901","wikidata":"https://www.wikidata.org/wiki/Q19588","display_name":"Transition metal","level":3,"score":0.27720001339912415},{"id":"https://openalex.org/C57863236","wikidata":"https://www.wikidata.org/wiki/Q1130571","display_name":"Doping","level":2,"score":0.2768000066280365},{"id":"https://openalex.org/C187961010","wikidata":"https://www.wikidata.org/wiki/Q260463","display_name":"Electron paramagnetic resonance","level":2,"score":0.26330000162124634},{"id":"https://openalex.org/C2778696020","wikidata":"https://www.wikidata.org/wiki/Q7577431","display_name":"Spin transition","level":2,"score":0.2621000111103058},{"id":"https://openalex.org/C125938697","wikidata":"https://www.wikidata.org/wiki/Q2668132","display_name":"Magnetic semiconductor","level":3,"score":0.2551000118255615},{"id":"https://openalex.org/C35325081","wikidata":"https://www.wikidata.org/wiki/Q7577416","display_name":"Spin states","level":2,"score":0.25130000710487366}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2609.24295","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.24295","pdf_url":"https://arxiv.org/pdf/2609.24295","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.2609.24295","doi":"https://doi.org/10.48550/arxiv.2609.24295","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2609.24295","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:2609.24295","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.24295","pdf_url":"https://arxiv.org/pdf/2609.24295","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":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7214023068.pdf","grobid_xml":"https://content.openalex.org/works/W7214023068.grobid-xml"},"referenced_works_count":1,"referenced_works":["https://openalex.org/W7172510684"],"related_works":["https://openalex.org/W2104739343","https://openalex.org/W4404692120","https://openalex.org/W4291144335","https://openalex.org/W2939248136","https://openalex.org/W2007152609","https://openalex.org/W7066234733","https://openalex.org/W4311729885","https://openalex.org/W7166663071","https://openalex.org/W7140135339","https://openalex.org/W1605400415"],"abstract_inverted_index":{"Annealing":[0],"a":[1,19,70,75,79,87,145,166,182],"semiconductor":[2],"makes":[3],"its":[4,104],"vacancies":[5],"mobile;":[6],"they":[7,39],"aggregate":[8],"into":[9],"multi-vacancy":[10,76],"complexes":[11],"that":[12,67],"often":[13],"carry":[14],"spin.":[15],"Such":[16],"centres":[17],"are":[18,40],"magnetic-noise":[20],"source":[21],"for":[22,43],"any":[23],"spin":[24,73,107,193],"qubit":[25,102],"among":[26],"them,":[27],"in":[28,36,46,154],"silicon":[29,31],"and":[30,38,48,112,140,163],"carbide":[32],"as":[33,35],"well":[34],"diamond,":[37,50],"accordingly":[41],"blamed":[42],"NV-":[44,192],"decoherence":[45],"irradiated":[47],"implanted":[49],"with":[51,109],"two":[52,113],"coherence":[53,81,172,194],"records":[54],"credited":[55],"to":[56],"removing":[57],"them.":[58],"Cluster-correlation-expansion":[59],"simulations":[60],"driven":[61],"by":[62],"published":[63],"electron-paramagnetic-resonance":[64],"parameters":[65],"invert":[66],"attribution.":[68],"At":[69],"fixed":[71],"paramagnetic":[72],"density":[74],"bath":[77,88,99,179],"gives":[78],"Hahn-echo":[80],"time":[82,173],"3.1-7.1":[83],"times":[84],"longer":[85],"than":[86,196],"of":[89,96,178],"isolated":[90],"negative":[91],"vacancies,":[92],"over":[93],"three":[94],"decades":[95],"concentration.":[97],"A":[98,122],"dephases":[100],"the":[101,132,171,176,186],"because":[103],"spins":[105],"exchange":[106,115],"projections":[108],"one":[110],"another,":[111],"can":[114],"only":[116,144],"if":[117],"their":[118],"transition":[119,183],"frequencies":[120,162],"match.":[121],"fine-structure":[123],"splitting":[124],"shifts":[125],"those":[126],"frequencies.":[127],"Were":[128],"every":[129],"defect":[130],"on":[131],"same":[133],"crystallographic":[134],"site,":[135],"all":[136],"would":[137],"shift":[138],"alike":[139],"still":[141],"match:":[142],"worth":[143],"factor":[146],"1.15.":[147],"Real":[148],"defects":[149],"occupy":[150],"symmetry-equivalent":[151],"sites":[152],"pointing":[153],"different":[155,161],"directions,":[156],"so":[157],"neighbours":[158],"land":[159],"at":[160],"stop":[164],"exchanging:":[165],"further":[167],"2.7.":[168],"What":[169],"governs":[170],"is":[174],"therefore":[175],"fraction":[177],"pairs":[180],"sharing":[181],"frequency,":[184],"not":[185],"zero-field":[187],"splitting.":[188],"Vacancy":[189],"aggregation":[190],"extends":[191],"rather":[195],"shortening":[197],"it.":[198]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2026-09-23T00:00:00"}
