{"id":"https://openalex.org/W4402196293","doi":"https://doi.org/10.1103/physreva.110.032603","title":"Quantum repeater node with free-space coupled trapped ions","display_name":"Quantum repeater node with free-space coupled trapped ions","publication_year":2024,"publication_date":"2024-09-03","ids":{"openalex":"https://openalex.org/W4402196293","doi":"https://doi.org/10.1103/physreva.110.032603"},"language":"en","primary_location":{"id":"doi:10.1103/physreva.110.032603","doi":"https://doi.org/10.1103/physreva.110.032603","is_oa":false,"landing_page_url":"https://doi.org/10.1103/physreva.110.032603","pdf_url":null,"source":{"id":"https://openalex.org/S164566984","display_name":"Physical Review A","issn_l":"0556-2791","issn":["0556-2791","1050-2947","1094-1622","1538-4446","2469-9926","2469-9934","2469-9942"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-2","ki-jl-1","norway-2","poland-100","poland-70","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 A","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2312.14805","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5041456000","display_name":"Max Bergerhoff","orcid":"https://orcid.org/0009-0002-5624-6248","observed_orcids":["https://orcid.org/0009-0002-5624-6248"]},"institutions":[{"id":"https://openalex.org/I91712215","display_name":"Saarland University","ror":"https://ror.org/01jdpyv68","country_code":"DE","type":"education","lineage":["https://openalex.org/I91712215"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Max Bergerhoff","raw_affiliation_strings":["Universit\u00e4t des Saarlandes"],"raw_orcid":"https://orcid.org/0009-0002-5624-6248","affiliations":[{"raw_affiliation_string":"Universit\u00e4t des Saarlandes","institution_ids":["https://openalex.org/I91712215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050844902","display_name":"Omar Elshehy","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I91712215","display_name":"Saarland University","ror":"https://ror.org/01jdpyv68","country_code":"DE","type":"education","lineage":["https://openalex.org/I91712215"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Omar Elshehy","raw_affiliation_strings":["Universit\u00e4t des Saarlandes"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e4t des Saarlandes","institution_ids":["https://openalex.org/I91712215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046249876","display_name":"Stephan Kucera","orcid":"https://orcid.org/0009-0000-1831-2406","observed_orcids":["https://orcid.org/0009-0000-1831-2406"]},"institutions":[{"id":"https://openalex.org/I91712215","display_name":"Saarland University","ror":"https://ror.org/01jdpyv68","country_code":"DE","type":"education","lineage":["https://openalex.org/I91712215"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Stephan Kucera","raw_affiliation_strings":["Universit\u00e4t des Saarlandes"],"raw_orcid":"https://orcid.org/0009-0000-1831-2406","affiliations":[{"raw_affiliation_string":"Universit\u00e4t des Saarlandes","institution_ids":["https://openalex.org/I91712215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056363610","display_name":"Matthias Kreis","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I91712215","display_name":"Saarland University","ror":"https://ror.org/01jdpyv68","country_code":"DE","type":"education","lineage":["https://openalex.org/I91712215"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Matthias Kreis","raw_affiliation_strings":["Universit\u00e4t des Saarlandes"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e4t des Saarlandes","institution_ids":["https://openalex.org/I91712215"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030019513","display_name":"J\u00fcrgen Eschner","orcid":"https://orcid.org/0000-0002-8393-7258","observed_orcids":["https://orcid.org/0000-0002-8393-7258"]},"institutions":[{"id":"https://openalex.org/I91712215","display_name":"Saarland University","ror":"https://ror.org/01jdpyv68","country_code":"DE","type":"education","lineage":["https://openalex.org/I91712215"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"J\u00fcrgen Eschner","raw_affiliation_strings":["Universit\u00e4t des Saarlandes"],"raw_orcid":"https://orcid.org/0000-0002-8393-7258","affiliations":[{"raw_affiliation_string":"Universit\u00e4t des Saarlandes","institution_ids":["https://openalex.org/I91712215"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5041456000","https://openalex.org/A5050844902"],"corresponding_institution_ids":["https://openalex.org/I91712215"],"apc_list":{"value":2675,"currency":"USD","value_usd":2675},"apc_paid":null,"fwci":0.7407,"has_fulltext":true,"cited_by_count":5,"citation_normalized_percentile":{"value":0.7131393,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":98},"biblio":{"volume":"110","issue":"3","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10020","display_name":"Quantum Information and Cryptography","score":0.8784000277519226,"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":0.8784000277519226,"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/T11414","display_name":"Quantum optics and atomic interactions","score":0.11659999936819077,"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/T10622","display_name":"Quantum Mechanics and Applications","score":0.0007999999797903001,"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/quantum-repeaters","display_name":"quantum repeaters","score":0.8759999871253967},{"id":"https://openalex.org/keywords/trapped-ions","display_name":"trapped ions","score":0.9279999732971191},{"id":"https://openalex.org/keywords/calcium-40-ions","display_name":"calcium-40 ions","score":0.8349999785423279},{"id":"https://openalex.org/keywords/quantum-memory","display_name":"quantum memory","score":0.9179999828338623},{"id":"https://openalex.org/keywords/entanglement-generation","display_name":"entanglement generation","score":0.8109999895095825},{"id":"https://openalex.org/keywords/atom-photon-entanglement","display_name":"atom-photon entanglement","score":0.8730000257492065},{"id":"https://openalex.org/keywords/lossy-quantum-channels","display_name":"lossy quantum channels","score":0.3919999897480011}],"concepts":[{"id":"https://openalex.org/C195545963","wikidata":"https://www.wikidata.org/wiki/Q1469803","display_name":"Repeater (horology)","level":3,"score":0.8445031046867371},{"id":"https://openalex.org/C2988672794","wikidata":"https://www.wikidata.org/wiki/Q11475","display_name":"Free space","level":2,"score":0.6566105484962463},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.5674394965171814},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5021793842315674},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.47163769602775574},{"id":"https://openalex.org/C145148216","wikidata":"https://www.wikidata.org/wiki/Q36496","display_name":"Ion","level":2,"score":0.43913161754608154},{"id":"https://openalex.org/C2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","level":2,"score":0.4321654438972473},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.36700329184532166},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.22717857360839844},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.15301090478897095},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.09581559896469116},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1103/physreva.110.032603","doi":"https://doi.org/10.1103/physreva.110.032603","is_oa":false,"landing_page_url":"https://doi.org/10.1103/physreva.110.032603","pdf_url":null,"source":{"id":"https://openalex.org/S164566984","display_name":"Physical Review A","issn_l":"0556-2791","issn":["0556-2791","1050-2947","1094-1622","1538-4446","2469-9926","2469-9934","2469-9942"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-2","ki-jl-1","norway-2","poland-100","poland-70","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 A","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2312.14805","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/2312.14805","pdf_url":"https://arxiv.org/pdf/2312.14805","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":"doi:10.48550/arxiv.2312.14805","doi":"https://doi.org/10.48550/arxiv.2312.14805","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2312.14805","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":"article-journal"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2312.14805","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/2312.14805","pdf_url":"https://arxiv.org/pdf/2312.14805","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/G557335428","display_name":"Verbundprojekt: QR.X - Quantenrepeater.Link - QR.X -, Teilvorhaben: Komponenten f\u00fcr QR-Strecken zwischen hybriden Quantensystemen und Implementierung auf einer Faserteststrecke","funder_award_id":"16KISQ001K","funder_id":"https://openalex.org/F4320321114","funder_display_name":"Bundesministerium f\u00fcr Bildung und Forschung"},{"id":"https://openalex.org/G7881442049","display_name":"Verbundprojekt: Q.Link.Extension - Q.Link.X -, Teilvorhaben: Schnittstellen zwischen materiellen und photonischen Quantenbits","funder_award_id":"16KIS0864","funder_id":"https://openalex.org/F4320321114","funder_display_name":"Bundesministerium f\u00fcr Bildung und Forschung"}],"funders":[{"id":"https://openalex.org/F4320321114","display_name":"Bundesministerium f\u00fcr Bildung und Forschung","ror":"https://ror.org/04pz7b180"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4402196293.pdf","grobid_xml":"https://content.openalex.org/works/W4402196293.grobid-xml"},"referenced_works_count":37,"referenced_works":["https://openalex.org/W1490521149","https://openalex.org/W1607705556","https://openalex.org/W1978553093","https://openalex.org/W1998065025","https://openalex.org/W2001119455","https://openalex.org/W2020777009","https://openalex.org/W2024543013","https://openalex.org/W2049471987","https://openalex.org/W2053543760","https://openalex.org/W2076368109","https://openalex.org/W2086947442","https://openalex.org/W2092105345","https://openalex.org/W2126998566","https://openalex.org/W2132764286","https://openalex.org/W2155957447","https://openalex.org/W2336871513","https://openalex.org/W2341912304","https://openalex.org/W2468792555","https://openalex.org/W2766678783","https://openalex.org/W2897264299","https://openalex.org/W3012599914","https://openalex.org/W3046827789","https://openalex.org/W3087272935","https://openalex.org/W3098505515","https://openalex.org/W3104007986","https://openalex.org/W3124258476","https://openalex.org/W3160476279","https://openalex.org/W3215065993","https://openalex.org/W4283261851","https://openalex.org/W4307506202","https://openalex.org/W4317940467","https://openalex.org/W4363677155","https://openalex.org/W4387639489","https://openalex.org/W4389990376","https://openalex.org/W4394642411","https://openalex.org/W4396919321","https://openalex.org/W4399922330"],"related_works":["https://openalex.org/W4386454222","https://openalex.org/W7164424158","https://openalex.org/W4398795255","https://openalex.org/W4407722996","https://openalex.org/W7223129208","https://openalex.org/W6912903850","https://openalex.org/W4307506202","https://openalex.org/W2001119455","https://openalex.org/W4403865487","https://openalex.org/W4378980779"],"abstract_inverted_index":{"Quantum":[0],"repeater":[1,22],"cells":[2],"are":[3,34,44],"crucial":[4],"for":[5],"overcoming":[6],"loss":[7],"in":[8],"long-distance":[9],"quantum":[10,21,31],"networks.":[11],"Here,":[12],"the":[13],"authors":[14],"present":[15],"a":[16,20],"trapped-ion":[17],"implementation":[18],"of":[19,50],"cell,":[23],"using":[24],"two":[25],"${}^{40}$Ca${}^{+}$":[26],"ions":[27],"that":[28],"act":[29],"as":[30],"memories":[32],"and":[33,52],"coupled":[35],"to":[36,46],"free-space":[37],"photonic":[38],"channels.":[39],"With":[40],"this":[41],"setup":[42],"they":[43],"able":[45],"demonstrate":[47],"asynchronous":[48],"generation":[49],"atom-photon":[51],"photon-photon":[53],"entanglement.":[54]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2024-09-04T00:00:00"}