{"id":"https://openalex.org/W2066341663","doi":"https://doi.org/10.1007/s11128-009-0098-9","title":"Quantum state control, entanglement, and readout of the Josephson persistent-current qubit","display_name":"Quantum state control, entanglement, and readout of the Josephson persistent-current qubit","publication_year":2009,"publication_date":"2009-02-18","ids":{"openalex":"https://openalex.org/W2066341663","doi":"https://doi.org/10.1007/s11128-009-0098-9","mag":"2066341663"},"language":"en","primary_location":{"id":"doi:10.1007/s11128-009-0098-9","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11128-009-0098-9","pdf_url":null,"source":{"id":"https://openalex.org/S92819544","display_name":"Quantum Information Processing","issn_l":"1570-0755","issn":["1570-0755","1573-1332"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Quantum Information Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5038907501","display_name":"Kouichi Semba","orcid":null},"institutions":[{"id":"https://openalex.org/I4210105847","display_name":"NTT Basic Research Laboratories","ror":"https://ror.org/01m2pas06","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210105847"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"K. Semba","raw_affiliation_strings":["NTT Basic Research Laboratories, 3-1 Morinosato-Wakamiya, Atsugi, Kanagawa, 243-0198, Japan","NTT Basic Research Laboratories, Atsugi, Kanagawa, Japan 243-0198#TAB#"],"affiliations":[{"raw_affiliation_string":"NTT Basic Research Laboratories, 3-1 Morinosato-Wakamiya, Atsugi, Kanagawa, 243-0198, Japan","institution_ids":["https://openalex.org/I4210105847"]},{"raw_affiliation_string":"NTT Basic Research Laboratories, Atsugi, Kanagawa, Japan 243-0198#TAB#","institution_ids":["https://openalex.org/I4210105847"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000421563","display_name":"Jonas Johansson","orcid":"https://orcid.org/0000-0002-2730-7550"},"institutions":[{"id":"https://openalex.org/I1309087048","display_name":"D-Wave Systems (Canada)","ror":"https://ror.org/01mmn7c12","country_code":"CA","type":"company","lineage":["https://openalex.org/I1309087048"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"J. Johansson","raw_affiliation_strings":["D-Wave Systems Inc.,, 100 - 4401 Still Creek Drive, Burnaby, BC, V5C 6G9, Canada","D-Wave Systems Inc.,, Burnaby, Canada V5C 6G9#TAB#"],"affiliations":[{"raw_affiliation_string":"D-Wave Systems Inc.,, 100 - 4401 Still Creek Drive, Burnaby, BC, V5C 6G9, Canada","institution_ids":["https://openalex.org/I1309087048"]},{"raw_affiliation_string":"D-Wave Systems Inc.,, Burnaby, Canada V5C 6G9#TAB#","institution_ids":["https://openalex.org/I1309087048"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109900158","display_name":"Kosuke Kakuyanagi","orcid":null},"institutions":[{"id":"https://openalex.org/I4210105847","display_name":"NTT Basic Research Laboratories","ror":"https://ror.org/01m2pas06","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210105847"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"K. Kakuyanagi","raw_affiliation_strings":["NTT Basic Research Laboratories, 3-1 Morinosato-Wakamiya, Atsugi, Kanagawa, 243-0198, Japan","NTT Basic Research Laboratories, Atsugi, Kanagawa, Japan 243-0198#TAB#"],"affiliations":[{"raw_affiliation_string":"NTT Basic Research Laboratories, 3-1 Morinosato-Wakamiya, Atsugi, Kanagawa, 243-0198, Japan","institution_ids":["https://openalex.org/I4210105847"]},{"raw_affiliation_string":"NTT Basic Research Laboratories, Atsugi, Kanagawa, Japan 243-0198#TAB#","institution_ids":["https://openalex.org/I4210105847"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035798698","display_name":"Hideyuki Nakano","orcid":"https://orcid.org/0000-0002-4295-3921"},"institutions":[{"id":"https://openalex.org/I4210105847","display_name":"NTT Basic Research Laboratories","ror":"https://ror.org/01m2pas06","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210105847"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"H. Nakano","raw_affiliation_strings":["NTT Basic Research Laboratories, 3-1 Morinosato-Wakamiya, Atsugi, Kanagawa, 243-0198, Japan","NTT Basic Research Laboratories, Atsugi, Kanagawa, Japan 243-0198#TAB#"],"affiliations":[{"raw_affiliation_string":"NTT Basic Research Laboratories, 3-1 Morinosato-Wakamiya, Atsugi, Kanagawa, 243-0198, Japan","institution_ids":["https://openalex.org/I4210105847"]},{"raw_affiliation_string":"NTT Basic Research Laboratories, Atsugi, Kanagawa, Japan 243-0198#TAB#","institution_ids":["https://openalex.org/I4210105847"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010540638","display_name":"Shiro Saito","orcid":"https://orcid.org/0000-0002-1854-7907"},"institutions":[{"id":"https://openalex.org/I4210105847","display_name":"NTT Basic Research Laboratories","ror":"https://ror.org/01m2pas06","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210105847"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"S. Saito","raw_affiliation_strings":["NTT Basic Research Laboratories, 3-1 Morinosato-Wakamiya, Atsugi, Kanagawa, 243-0198, Japan","NTT Basic Research Laboratories, Atsugi, Kanagawa, Japan 243-0198#TAB#"],"affiliations":[{"raw_affiliation_string":"NTT Basic Research Laboratories, 3-1 Morinosato-Wakamiya, Atsugi, Kanagawa, 243-0198, Japan","institution_ids":["https://openalex.org/I4210105847"]},{"raw_affiliation_string":"NTT Basic Research Laboratories, Atsugi, Kanagawa, Japan 243-0198#TAB#","institution_ids":["https://openalex.org/I4210105847"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065151218","display_name":"Hirotaka Tanaka","orcid":"https://orcid.org/0000-0002-5322-5479"},"institutions":[{"id":"https://openalex.org/I4210105847","display_name":"NTT Basic Research Laboratories","ror":"https://ror.org/01m2pas06","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210105847"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"H. Tanaka","raw_affiliation_strings":["NTT Basic Research Laboratories, 3-1 Morinosato-Wakamiya, Atsugi, Kanagawa, 243-0198, Japan","NTT Basic Research Laboratories, Atsugi, Kanagawa, Japan 243-0198#TAB#"],"affiliations":[{"raw_affiliation_string":"NTT Basic Research Laboratories, 3-1 Morinosato-Wakamiya, Atsugi, Kanagawa, 243-0198, Japan","institution_ids":["https://openalex.org/I4210105847"]},{"raw_affiliation_string":"NTT Basic Research Laboratories, Atsugi, Kanagawa, Japan 243-0198#TAB#","institution_ids":["https://openalex.org/I4210105847"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109458736","display_name":"Hideaki Takayanagi","orcid":null},"institutions":[{"id":"https://openalex.org/I161296585","display_name":"Tokyo University of Science","ror":"https://ror.org/05sj3n476","country_code":"JP","type":"education","lineage":["https://openalex.org/I161296585"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"H. Takayanagi","raw_affiliation_strings":["Tokyo University of Science, 1-3 Kagurazaka, Shinjuku-ku, Tokyo, 162-8601, Japan","Tokyo University of Science, Shinjuku-ku, Tokyo, Japan 162-8601"],"affiliations":[{"raw_affiliation_string":"Tokyo University of Science, 1-3 Kagurazaka, Shinjuku-ku, Tokyo, 162-8601, Japan","institution_ids":["https://openalex.org/I161296585"]},{"raw_affiliation_string":"Tokyo University of Science, Shinjuku-ku, Tokyo, Japan 162-8601","institution_ids":["https://openalex.org/I161296585"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5038907501"],"corresponding_institution_ids":["https://openalex.org/I4210105847"],"apc_list":{"value":2040,"currency":"EUR","value_usd":2690},"apc_paid":null,"fwci":0.9059,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.80519084,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"8","issue":"2-3","first_page":"199","last_page":"215"},"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/T10382","display_name":"Quantum and electron transport phenomena","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/T11414","display_name":"Quantum optics and atomic interactions","score":0.9983000159263611,"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/flux-qubit","display_name":"Flux qubit","score":0.8661171197891235},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.8327895402908325},{"id":"https://openalex.org/keywords/charge-qubit","display_name":"Charge qubit","score":0.791762113571167},{"id":"https://openalex.org/keywords/phase-qubit","display_name":"Phase qubit","score":0.7436978816986084},{"id":"https://openalex.org/keywords/qubit","display_name":"Qubit","score":0.7299145460128784},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.5843198299407959},{"id":"https://openalex.org/keywords/josephson-effect","display_name":"Josephson effect","score":0.5651295185089111},{"id":"https://openalex.org/keywords/quantum-entanglement","display_name":"Quantum entanglement","score":0.5172660946846008},{"id":"https://openalex.org/keywords/quantum-computer","display_name":"Quantum computer","score":0.4501670002937317},{"id":"https://openalex.org/keywords/quantum","display_name":"Quantum","score":0.27137500047683716},{"id":"https://openalex.org/keywords/superconductivity","display_name":"Superconductivity","score":0.25886499881744385}],"concepts":[{"id":"https://openalex.org/C109546105","wikidata":"https://www.wikidata.org/wiki/Q5463032","display_name":"Flux qubit","level":4,"score":0.8661171197891235},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.8327895402908325},{"id":"https://openalex.org/C85608146","wikidata":"https://www.wikidata.org/wiki/Q5074271","display_name":"Charge qubit","level":5,"score":0.791762113571167},{"id":"https://openalex.org/C73214911","wikidata":"https://www.wikidata.org/wiki/Q7180959","display_name":"Phase qubit","level":4,"score":0.7436978816986084},{"id":"https://openalex.org/C203087015","wikidata":"https://www.wikidata.org/wiki/Q378201","display_name":"Qubit","level":3,"score":0.7299145460128784},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.5843198299407959},{"id":"https://openalex.org/C12038964","wikidata":"https://www.wikidata.org/wiki/Q764228","display_name":"Josephson effect","level":3,"score":0.5651295185089111},{"id":"https://openalex.org/C121040770","wikidata":"https://www.wikidata.org/wiki/Q215675","display_name":"Quantum entanglement","level":3,"score":0.5172660946846008},{"id":"https://openalex.org/C58053490","wikidata":"https://www.wikidata.org/wiki/Q176555","display_name":"Quantum computer","level":3,"score":0.4501670002937317},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.27137500047683716},{"id":"https://openalex.org/C54101563","wikidata":"https://www.wikidata.org/wiki/Q124131","display_name":"Superconductivity","level":2,"score":0.25886499881744385}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s11128-009-0098-9","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11128-009-0098-9","pdf_url":null,"source":{"id":"https://openalex.org/S92819544","display_name":"Quantum Information Processing","issn_l":"1570-0755","issn":["1570-0755","1573-1332"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Quantum Information Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":53,"referenced_works":["https://openalex.org/W98963542","https://openalex.org/W599989589","https://openalex.org/W613829502","https://openalex.org/W1586616006","https://openalex.org/W1938665967","https://openalex.org/W1966700487","https://openalex.org/W1967394964","https://openalex.org/W1969587259","https://openalex.org/W1969840935","https://openalex.org/W1970156607","https://openalex.org/W1976776893","https://openalex.org/W1978691316","https://openalex.org/W1982670111","https://openalex.org/W1983336715","https://openalex.org/W1985338333","https://openalex.org/W1995672555","https://openalex.org/W2000386694","https://openalex.org/W2009977503","https://openalex.org/W2020018917","https://openalex.org/W2025574324","https://openalex.org/W2025623691","https://openalex.org/W2035474754","https://openalex.org/W2037183700","https://openalex.org/W2037522026","https://openalex.org/W2043923813","https://openalex.org/W2044811975","https://openalex.org/W2046251754","https://openalex.org/W2047606184","https://openalex.org/W2051267937","https://openalex.org/W2054769042","https://openalex.org/W2057357428","https://openalex.org/W2065630699","https://openalex.org/W2067454258","https://openalex.org/W2068163719","https://openalex.org/W2073248889","https://openalex.org/W2082400495","https://openalex.org/W2083138535","https://openalex.org/W2092688382","https://openalex.org/W2108067022","https://openalex.org/W2108183232","https://openalex.org/W2143784259","https://openalex.org/W2147574419","https://openalex.org/W2155144488","https://openalex.org/W2155803153","https://openalex.org/W2161247563","https://openalex.org/W2163931124","https://openalex.org/W2165467328","https://openalex.org/W2166258489","https://openalex.org/W2321364404","https://openalex.org/W2505136320","https://openalex.org/W3008980332","https://openalex.org/W3102004576","https://openalex.org/W6603380671"],"related_works":["https://openalex.org/W1974820173","https://openalex.org/W175104066","https://openalex.org/W2123718891","https://openalex.org/W2060332325","https://openalex.org/W2957876905","https://openalex.org/W2094127707","https://openalex.org/W1996754572","https://openalex.org/W2120086258","https://openalex.org/W2520187822","https://openalex.org/W2035268951"],"abstract_inverted_index":null,"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
