{"id":"https://openalex.org/W4402192716","doi":"https://doi.org/10.22331/q-2024-09-03-1458","title":"Entanglement buffering with two quantum memories","display_name":"Entanglement buffering with two quantum memories","publication_year":2024,"publication_date":"2024-09-03","ids":{"openalex":"https://openalex.org/W4402192716","doi":"https://doi.org/10.22331/q-2024-09-03-1458"},"language":"en","primary_location":{"id":"doi:10.22331/q-2024-09-03-1458","is_oa":true,"landing_page_url":"https://doi.org/10.22331/q-2024-09-03-1458","pdf_url":"https://quantum-journal.org/papers/q-2024-09-03-1458/pdf/","source":{"id":"https://openalex.org/S4210226432","display_name":"Quantum","issn_l":"2521-327X","issn":["2521-327X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310317900","host_organization_name":"Verein zur F\u00f6rderung des Open Access Publizierens in den Quantenwissenschaften","host_organization_lineage":["https://openalex.org/P4310317900"],"host_organization_lineage_names":["Verein zur F\u00f6rderung des Open Access Publizierens in den Quantenwissenschaften"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Quantum","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://quantum-journal.org/papers/q-2024-09-03-1458/pdf/","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5109801147","display_name":"Bethany Davies","orcid":"https://orcid.org/0009-0006-5422-1388"},"institutions":[{"id":"https://openalex.org/I4210145640","display_name":"QuTech","ror":"https://ror.org/04wf30j82","country_code":"NL","type":"facility","lineage":["https://openalex.org/I148297040","https://openalex.org/I4210145640","https://openalex.org/I98358874"]},{"id":"https://openalex.org/I98358874","display_name":"Delft University of Technology","ror":"https://ror.org/02e2c7k09","country_code":"NL","type":"education","lineage":["https://openalex.org/I98358874"]}],"countries":["NL"],"is_corresponding":true,"raw_author_name":"Bethany Davies","raw_affiliation_strings":["EEMCS, Quantum Computer Science, Delft Univ. of Technology, Mekelweg 4, 2628 CD Delft, The Netherlands","Kavli Institute of Nanoscience, Delft Univ. of Technology, Lorentzweg 1, 2628 CJ Delft, The Netherlands","QuTech, Delft Univ. of Technology, Lorentzweg 1, 2628 CJ Delft, The Netherlands"],"affiliations":[{"raw_affiliation_string":"EEMCS, Quantum Computer Science, Delft Univ. of Technology, Mekelweg 4, 2628 CD Delft, The Netherlands","institution_ids":["https://openalex.org/I98358874"]},{"raw_affiliation_string":"Kavli Institute of Nanoscience, Delft Univ. of Technology, Lorentzweg 1, 2628 CJ Delft, The Netherlands","institution_ids":["https://openalex.org/I98358874"]},{"raw_affiliation_string":"QuTech, Delft Univ. of Technology, Lorentzweg 1, 2628 CJ Delft, The Netherlands","institution_ids":["https://openalex.org/I98358874","https://openalex.org/I4210145640"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091124627","display_name":"\u00c1lvaro G. I\u00f1esta","orcid":"https://orcid.org/0000-0001-7425-065X"},"institutions":[{"id":"https://openalex.org/I4210145640","display_name":"QuTech","ror":"https://ror.org/04wf30j82","country_code":"NL","type":"facility","lineage":["https://openalex.org/I148297040","https://openalex.org/I4210145640","https://openalex.org/I98358874"]},{"id":"https://openalex.org/I98358874","display_name":"Delft University of Technology","ror":"https://ror.org/02e2c7k09","country_code":"NL","type":"education","lineage":["https://openalex.org/I98358874"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"\u00c1lvaro G. I\u00f1esta","raw_affiliation_strings":["EEMCS, Quantum Computer Science, Delft Univ. of Technology, Mekelweg 4, 2628 CD Delft, The Netherlands","Kavli Institute of Nanoscience, Delft Univ. of Technology, Lorentzweg 1, 2628 CJ Delft, The Netherlands","QuTech, Delft Univ. of Technology, Lorentzweg 1, 2628 CJ Delft, The Netherlands"],"affiliations":[{"raw_affiliation_string":"EEMCS, Quantum Computer Science, Delft Univ. of Technology, Mekelweg 4, 2628 CD Delft, The Netherlands","institution_ids":["https://openalex.org/I98358874"]},{"raw_affiliation_string":"Kavli Institute of Nanoscience, Delft Univ. of Technology, Lorentzweg 1, 2628 CJ Delft, The Netherlands","institution_ids":["https://openalex.org/I98358874"]},{"raw_affiliation_string":"QuTech, Delft Univ. of Technology, Lorentzweg 1, 2628 CJ Delft, The Netherlands","institution_ids":["https://openalex.org/I98358874","https://openalex.org/I4210145640"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056296011","display_name":"Stephanie Wehner","orcid":"https://orcid.org/0000-0002-8433-0730"},"institutions":[{"id":"https://openalex.org/I4210145640","display_name":"QuTech","ror":"https://ror.org/04wf30j82","country_code":"NL","type":"facility","lineage":["https://openalex.org/I148297040","https://openalex.org/I4210145640","https://openalex.org/I98358874"]},{"id":"https://openalex.org/I98358874","display_name":"Delft University of Technology","ror":"https://ror.org/02e2c7k09","country_code":"NL","type":"education","lineage":["https://openalex.org/I98358874"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Stephanie Wehner","raw_affiliation_strings":["EEMCS, Quantum Computer Science, Delft Univ. of Technology, Mekelweg 4, 2628 CD Delft, The Netherlands","Kavli Institute of Nanoscience, Delft Univ. of Technology, Lorentzweg 1, 2628 CJ Delft, The Netherlands","QuTech, Delft Univ. of Technology, Lorentzweg 1, 2628 CJ Delft, The Netherlands"],"affiliations":[{"raw_affiliation_string":"EEMCS, Quantum Computer Science, Delft Univ. of Technology, Mekelweg 4, 2628 CD Delft, The Netherlands","institution_ids":["https://openalex.org/I98358874"]},{"raw_affiliation_string":"Kavli Institute of Nanoscience, Delft Univ. of Technology, Lorentzweg 1, 2628 CJ Delft, The Netherlands","institution_ids":["https://openalex.org/I98358874"]},{"raw_affiliation_string":"QuTech, Delft Univ. of Technology, Lorentzweg 1, 2628 CJ Delft, The Netherlands","institution_ids":["https://openalex.org/I98358874","https://openalex.org/I4210145640"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5109801147"],"corresponding_institution_ids":["https://openalex.org/I4210145640","https://openalex.org/I98358874"],"apc_list":{"value":200,"currency":"EUR","value_usd":215},"apc_paid":{"value":200,"currency":"EUR","value_usd":215},"fwci":2.7006,"has_fulltext":true,"cited_by_count":8,"citation_normalized_percentile":{"value":0.91379343,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"8","issue":null,"first_page":"1458","last_page":"1458"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10020","display_name":"Quantum Information and Cryptography","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10020","display_name":"Quantum Information and Cryptography","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10622","display_name":"Quantum Mechanics and Applications","score":0.9995999932289124,"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/T10682","display_name":"Quantum Computing Algorithms and Architecture","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/quantum-entanglement","display_name":"Quantum entanglement","score":0.8374531269073486},{"id":"https://openalex.org/keywords/quantum","display_name":"Quantum","score":0.4748278558254242},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.45467692613601685},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3343648314476013},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.3105642795562744}],"concepts":[{"id":"https://openalex.org/C121040770","wikidata":"https://www.wikidata.org/wiki/Q215675","display_name":"Quantum entanglement","level":3,"score":0.8374531269073486},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.4748278558254242},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.45467692613601685},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3343648314476013},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.3105642795562744}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.22331/q-2024-09-03-1458","is_oa":true,"landing_page_url":"https://doi.org/10.22331/q-2024-09-03-1458","pdf_url":"https://quantum-journal.org/papers/q-2024-09-03-1458/pdf/","source":{"id":"https://openalex.org/S4210226432","display_name":"Quantum","issn_l":"2521-327X","issn":["2521-327X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310317900","host_organization_name":"Verein zur F\u00f6rderung des Open Access Publizierens in den Quantenwissenschaften","host_organization_lineage":["https://openalex.org/P4310317900"],"host_organization_lineage_names":["Verein zur F\u00f6rderung des Open Access Publizierens in den Quantenwissenschaften"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Quantum","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:481823440ddc4746a4a8e6cff49a1e82","is_oa":true,"landing_page_url":"https://doaj.org/article/481823440ddc4746a4a8e6cff49a1e82","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Quantum, Vol 8, p 1458 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.22331/q-2024-09-03-1458","is_oa":true,"landing_page_url":"https://doi.org/10.22331/q-2024-09-03-1458","pdf_url":"https://quantum-journal.org/papers/q-2024-09-03-1458/pdf/","source":{"id":"https://openalex.org/S4210226432","display_name":"Quantum","issn_l":"2521-327X","issn":["2521-327X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310317900","host_organization_name":"Verein zur F\u00f6rderung des Open Access Publizierens in den Quantenwissenschaften","host_organization_lineage":["https://openalex.org/P4310317900"],"host_organization_lineage_names":["Verein zur F\u00f6rderung des Open Access Publizierens in den Quantenwissenschaften"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Quantum","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4499217744","display_name":null,"funder_award_id":"NWO/OCW","funder_id":"https://openalex.org/F4320321800","funder_display_name":"Nederlandse Organisatie voor Wetenschappelijk Onderzoek"},{"id":"https://openalex.org/G6959402420","display_name":null,"funder_award_id":"VICI grant","funder_id":"https://openalex.org/F4320321800","funder_display_name":"Nederlandse Organisatie voor Wetenschappelijk Onderzoek"}],"funders":[{"id":"https://openalex.org/F4320320934","display_name":"Koninklijke Nederlandse Akademie van Wetenschappen","ror":"https://ror.org/043c0p156"},{"id":"https://openalex.org/F4320321800","display_name":"Nederlandse Organisatie voor Wetenschappelijk Onderzoek","ror":"https://ror.org/04jsz6e67"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4402192716.pdf","grobid_xml":"https://content.openalex.org/works/W4402192716.grobid-xml"},"referenced_works_count":45,"referenced_works":["https://openalex.org/W1553342537","https://openalex.org/W1605652734","https://openalex.org/W1923824182","https://openalex.org/W1969246646","https://openalex.org/W1969341387","https://openalex.org/W2000446243","https://openalex.org/W2032775683","https://openalex.org/W2034920898","https://openalex.org/W2038045877","https://openalex.org/W2051051926","https://openalex.org/W2060887031","https://openalex.org/W2062258079","https://openalex.org/W2062292260","https://openalex.org/W2062854284","https://openalex.org/W2063635674","https://openalex.org/W2083019346","https://openalex.org/W2093199434","https://openalex.org/W2095410318","https://openalex.org/W2144126354","https://openalex.org/W2163688110","https://openalex.org/W2598365138","https://openalex.org/W2766323974","https://openalex.org/W2897264299","https://openalex.org/W2963083276","https://openalex.org/W2990961515","https://openalex.org/W3106735952","https://openalex.org/W3127491185","https://openalex.org/W3129905665","https://openalex.org/W3135379090","https://openalex.org/W3153423942","https://openalex.org/W3184501421","https://openalex.org/W4213175267","https://openalex.org/W4250413128","https://openalex.org/W4306155576","https://openalex.org/W4309561407","https://openalex.org/W4313186651","https://openalex.org/W4365458346","https://openalex.org/W4376171659","https://openalex.org/W4386245237","https://openalex.org/W4386437586","https://openalex.org/W4386547421","https://openalex.org/W4388067685","https://openalex.org/W4389057416","https://openalex.org/W4391407097","https://openalex.org/W4393207125"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W4213256546","https://openalex.org/W1986684306","https://openalex.org/W2063434590","https://openalex.org/W2088679565","https://openalex.org/W2069294962","https://openalex.org/W2962711963","https://openalex.org/W2049745903","https://openalex.org/W2365207227","https://openalex.org/W2022230522"],"abstract_inverted_index":{"Quantum":[0],"networks":[1],"crucially":[2],"rely":[3],"on":[4],"the":[5,22,33,70,89,93,103,109,152,161,164,180,192,198,202],"availability":[6,162],"of":[7,11,24,35,58,72,112,194],"high-quality":[8],"entangled":[9,15,52,98],"pairs":[10],"qubits,":[12],"known":[13,39],"as":[14,40,142],"links,":[16],"distributed":[17],"across":[18],"distant":[19],"nodes.":[20],"Maintaining":[21],"quality":[23,111],"these":[25,171],"links":[26],"is":[27,92,100,211],"a":[28,46,55,66,118,143,158,175],"challenging":[29],"task":[30],"due":[31,213],"to":[32,68,214],"presence":[34,193],"time-dependent":[36],"noise,":[37,195],"also":[38,169],"decoherence.":[41],"Entanglement":[42],"purification":[43,184,215],"protocols":[44],"offer":[45],"solution":[47],"by":[48],"converting":[49],"multiple":[50],"low-quality":[51],"states":[53],"into":[54],"smaller":[56],"number":[57],"higher-quality":[59],"ones.":[60],"In":[61],"this":[62,140],"work,":[63],"we":[64],"introduce":[65],"framework":[67],"analyse":[69],"performance":[71,153,172],"entanglement":[73,78,82,131,136,200,210],"buffering":[74,176],"setups":[75],"that":[76,96,178],"combine":[77],"consumption,":[79],"decoherence,":[80],"and":[81,102,133,147,163],"purification.":[83],"We":[84,115,138,168],"propose":[85],"two":[86,125],"key":[87],"metrics:":[88],"availability,":[90],"which":[91,107],"steady-state":[94,110],"probability":[95],"an":[97],"link":[99],"present,":[101],"average":[104,165,203],"consumed":[105,113,166,204],"fidelity,":[106,205],"quantifies":[108],"links.":[114],"then":[116],"investigate":[117],"two-node":[119],"system,":[120],"where":[121],"each":[122],"node":[123],"possesses":[124],"quantum":[126],"memories:":[127],"one":[128],"for":[129,135,151,174],"long-term":[130],"storage,":[132],"another":[134],"generation.":[137],"model":[139],"setup":[141],"continuous-time":[144],"stochastic":[145],"process":[146],"derive":[148],"analytical":[149],"expressions":[150],"metrics.":[154],"Our":[155],"findings":[156],"unveil":[157],"trade-off":[159],"between":[160],"fidelity.":[167],"bound":[170],"metrics":[173],"system":[177],"employs":[179],"well-known":[181],"bilocal":[182],"Clifford":[183],"protocols.":[185],"Importantly,":[186],"our":[187],"analysis":[188],"demonstrates":[189],"that,":[190],"in":[191],"consistently":[196],"purifying":[197],"buffered":[199,209],"increases":[201],"even":[206],"when":[207],"some":[208],"discarded":[212],"failures.":[216]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2}],"updated_date":"2026-04-15T08:11:43.952461","created_date":"2025-10-10T00:00:00"}