{"id":"https://openalex.org/W855117015","doi":null,"title":"Ein Bose-Einstein-Kondensat als Quantenspeicher f\u00fcr Zwei-Teilchen-Verschr\u00e4nkung","display_name":"Ein Bose-Einstein-Kondensat als Quantenspeicher f\u00fcr Zwei-Teilchen-Verschr\u00e4nkung","publication_year":2011,"publication_date":"2011-11-01","ids":{"openalex":"https://openalex.org/W855117015","mag":"855117015"},"language":"de","primary_location":{"id":"pmh:oai:mediatum.ub.tum.de:node/1079979","doi":null,"is_oa":true,"landing_page_url":"http://nbn-resolving.de/urn/resolver.pl?urn:nbn:de:bvb:91-diss-20110729-1079979-1-8","pdf_url":"http://mediatum.ub.tum.de/doc/1079979/document.pdf","source":{"id":"https://openalex.org/S4306400453","display_name":"mediaTUM \u2013 the media and publications repository of the Technical University Munich (Technical University Munich)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I62916508","host_organization_name":"Technical University of Munich","host_organization_lineage":["https://openalex.org/I62916508"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"thesis"},"volume":null,"type":"dissertation","indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://mediatum.ub.tum.de/doc/1079979/document.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5083684065","display_name":"Matthias Lettner","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I149899117","display_name":"Max Planck Society","ror":"https://ror.org/01hhn8329","country_code":"DE","type":"nonprofit","lineage":["https://openalex.org/I149899117"]},{"id":"https://openalex.org/I4210120293","display_name":"Max Planck Institute of Quantum Optics","ror":"https://ror.org/01vekys64","country_code":"DE","type":"facility","lineage":["https://openalex.org/I149899117","https://openalex.org/I4210120293"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Matthias Lettner","raw_affiliation_strings":["Quantum Dynamics, Max Planck Institute of Quantum Optics, Max Planck Society"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Quantum Dynamics, Max Planck Institute of Quantum Optics, Max Planck Society","institution_ids":["https://openalex.org/I149899117","https://openalex.org/I4210120293"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5083684065"],"corresponding_institution_ids":["https://openalex.org/I149899117","https://openalex.org/I4210120293"],"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/T11414","display_name":"Quantum optics and atomic interactions","score":0.9110999703407288,"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"}},"topics":[{"id":"https://openalex.org/T11414","display_name":"Quantum optics and atomic interactions","score":0.9110999703407288,"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/T10020","display_name":"Quantum Information and Cryptography","score":0.05079999938607216,"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/T10425","display_name":"Cold Atom Physics and Bose-Einstein Condensates","score":0.030700000002980232,"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/bose-einstein-condensate","display_name":"Bose-Einstein condensate","score":0.9789999723434448},{"id":"https://openalex.org/keywords/quantum-memory","display_name":"quantum memory","score":0.890999972820282},{"id":"https://openalex.org/keywords/two-particle-entanglement","display_name":"two-particle entanglement","score":0.8939999938011169},{"id":"https://openalex.org/keywords/single-photon-storage","display_name":"single-photon storage","score":0.753000020980835},{"id":"https://openalex.org/keywords/electromagnetically-induced-transparency","display_name":"electromagnetically induced transparency","score":0.890999972820282},{"id":"https://openalex.org/keywords/singlet-state","display_name":"singlet state","score":0.7170000076293945},{"id":"https://openalex.org/keywords/spin-qubits","display_name":"spin qubits","score":0.6209999918937683},{"id":"https://openalex.org/keywords/optical-fibers","display_name":"optical fibers","score":0.3630000054836273},{"id":"https://openalex.org/keywords/optical-resonators","display_name":"optical resonators","score":0.5659999847412109},{"id":"https://openalex.org/keywords/quantum-repeaters","display_name":"quantum repeaters","score":0.43799999356269836},{"id":"https://openalex.org/keywords/entanglement-distillation","display_name":"entanglement distillation","score":0.4650000035762787},{"id":"https://openalex.org/keywords/decoherence","display_name":"decoherence","score":0.414000004529953}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7738885879516602},{"id":"https://openalex.org/C58312451","wikidata":"https://www.wikidata.org/wiki/Q4817200","display_name":"Atom (system on chip)","level":2,"score":0.518555223941803},{"id":"https://openalex.org/C184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","level":1,"score":0.45679524540901184},{"id":"https://openalex.org/C159317903","wikidata":"https://www.wikidata.org/wiki/Q3198","display_name":"Photon","level":2,"score":0.4302118718624115},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.11801725625991821},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.0},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0}],"mesh":[],"locations_count":6,"locations":[{"id":"pmh:oai:mediatum.ub.tum.de:node/1079979","doi":null,"is_oa":true,"landing_page_url":"http://nbn-resolving.de/urn/resolver.pl?urn:nbn:de:bvb:91-diss-20110729-1079979-1-8","pdf_url":"http://mediatum.ub.tum.de/doc/1079979/document.pdf","source":{"id":"https://openalex.org/S4306400453","display_name":"mediaTUM \u2013 the media and publications repository of the Technical University Munich (Technical University Munich)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I62916508","host_organization_name":"Technical University of Munich","host_organization_lineage":["https://openalex.org/I62916508"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"thesis"},{"id":"pmh:oai:aleph.bib-bvb.de:BVB01-024516252","doi":null,"is_oa":false,"landing_page_url":"https://nbn-resolving.org/urn:nbn:de:bvb:91-diss-20110729-1079979-1-8","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Hochschulschrift"},{"id":"pmh:oai:aleph.bib-bvb.de:BVB01-024716103","doi":null,"is_oa":false,"landing_page_url":"https://bvbr.bib-bvb.de:443/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=024716103&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Hochschulschrift"},{"id":"pmh:oai:edoc.mpg.de:576191","doi":null,"is_oa":false,"landing_page_url":"http://edoc.mpg.de/576191","pdf_url":null,"source":{"id":"https://openalex.org/S4406922265","display_name":"Max Planck Institute for Plasma Physics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Report"},{"id":"pmh:oai:pure.mpg.de:item_1491784","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/11858/00-001M-0000-000F-AC45-E","pdf_url":null,"source":{"id":"https://openalex.org/S4306400654","display_name":"MPG.PuRe (Max Planck Society)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I149899117","host_organization_name":"Max Planck Society","host_organization_lineage":["https://openalex.org/I149899117"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"MPQ Report","raw_type":"info:eu-repo/semantics/report"},{"id":"mag:855117015","doi":null,"is_oa":false,"landing_page_url":"http://pubman.mpdl.mpg.de/pubman/item/escidoc:1491784","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:mediatum.ub.tum.de:node/1079979","doi":null,"is_oa":true,"landing_page_url":"http://nbn-resolving.de/urn/resolver.pl?urn:nbn:de:bvb:91-diss-20110729-1079979-1-8","pdf_url":"http://mediatum.ub.tum.de/doc/1079979/document.pdf","source":{"id":"https://openalex.org/S4306400453","display_name":"mediaTUM \u2013 the media and publications repository of the Technical University Munich (Technical University Munich)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I62916508","host_organization_name":"Technical University of Munich","host_organization_lineage":["https://openalex.org/I62916508"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"thesis"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W855117015.pdf","grobid_xml":"https://content.openalex.org/works/W855117015.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1710369765","https://openalex.org/W1553735452","https://openalex.org/W7000131868","https://openalex.org/W2257696755","https://openalex.org/W2042770432","https://openalex.org/W3148932000","https://openalex.org/W2031474122","https://openalex.org/W2963549542","https://openalex.org/W2970224721","https://openalex.org/W2921147383"],"abstract_inverted_index":{"Die":[0],"vorliegende":[1],"Arbeit":[2],"beschreibt":[3],"Experimente":[4],"zur":[5,24],"Speicherung":[6,60,115],"von":[7,224,239],"Zwei-Teilchen-Verschr\u00e4nkung":[8],"in":[9,18,42,64,118,172,259,307],"einem":[10,19,65,308],"atomaren":[11,183],"Bose-Einstein-Kondensat":[12],"(BEC).Dabei":[13],"wird":[14,41],"ein":[15,153],"einzelnes":[16],"Atom":[17],"optischen":[20,44],"Resonator":[21],"hoher":[22,124],"G\u00fcte":[23],"kontrollierten":[25],"Erzeugung":[26],"eines":[27,116],"einzelnen":[28],"Photons":[29,62],"verwendet,":[30],"das":[31,67,73,141],"mit":[32,123,162,228,248],"den":[33,119,148],"inneren":[34,103],"Freiheitsgraden":[35],"des":[36,61,92,150,158,218,245],"Atoms":[37,151],"verschr\u00e4nkt":[38],"ist.Das":[39],"Einzelphoton":[40],"einer":[43,138,237],"Faser":[45],"zum":[46],"BEC":[47,74,108,133,143],"transportiert":[48],"und":[49,58,80,132,147,182,216,257],"dort":[50],"gespeichert.Auf":[51],"diese":[52],"Weise":[53],"entsteht":[54],"Verschr\u00e4nkung":[55,129,177],"zwischen":[56,130,180],"Einzelatom":[57,131],"BEC.Die":[59],"geschieht":[63],"Schema,":[66],"auf":[68,152],"elektromagnetisch":[69],"induzierter":[70],"Transparenz":[71],"beruht.Da":[72],"eine":[75,89,213],"hohe":[76,90],"optische":[77],"Dichte":[78],"besitzt":[79],"keine":[81],"thermische":[82],"Bewegung":[83],"der":[84,105,121,199,222,242],"Atome":[85,106,122],"stattfindet,":[86],"k\u00f6nnen":[87,101],"sowohl":[88],"Effizienz":[91],"Speicherprozesses":[93],"als":[94],"auch":[95],"lange":[96],"Speicherzeiten":[97],"erreicht":[98],"werden.Dar\u00fcber":[99],"hinaus":[100],"die":[102,114,128,176,197,207],"Zust\u00e4nde":[104],"im":[107,142],"sehr":[109],"gut":[110],"pr\u00e4pariert":[111],"werden,":[112],"was":[113],"Qubits":[117,184],"Spinzust\u00e4nden":[120],"Fidelity":[125,157],"erm\u00f6glicht.Wir":[126],"weisen":[127],"nach,":[134],"indem":[135],"wir":[136],"nach":[137,190,236],"variablen":[139],"Haltezeit":[140],"gespeicherte":[144],"Photon":[145,155],"auslesen":[146],"Zustand":[149],"zweites":[154],"abbilden.Die":[156],"so":[159],"entstandenen":[160],"Zwei-Photonen-Zustandes":[161],"dem":[163,249],"erwarteten,":[164],"maximal":[165],"verschr\u00e4nkten":[166],"Singulett-Zustand":[167],"betr\u00e4gt":[168],"95%.Dies":[169],"zeigt,":[170],"dass":[171,234],"allen":[173],"experimentellen":[174],"Schritten":[175],"nahezu":[178],"perfekt":[179],"photonischen":[181],"umgewandelt":[185],"wird.Die":[186],"Atom-BEC-Verschr\u00e4nkung":[187],"kann":[188],"noch":[189,251],"100":[191],"\u00b5s":[192,241],"nachgewiesen":[193],"werden.Diese":[194],"Zeit":[195],"\u00fcbersteigt":[196],"Dauer":[198],"Einzelphotonen":[200,225],"um":[201],"2":[202],"Gr\u00f6\u00dfenordnungen.Eine":[203],"notwendige":[204],"Voraussetzung":[205],"f\u00fcr":[206],"erfolgreiche":[208],"Durchf\u00fchrung":[209],"dieses":[210],"Experiments":[211],"war":[212],"gr\u00fcndliche":[214],"Charakterisierung":[215],"Optimierung":[217],"Quantenspeichers.Hierzu":[219],"wurden":[220],"an":[221],"Stelle":[223],"abgeschw\u00e4chte":[226],"Laserpulse":[227],"definierter":[229],"Polarisation":[230],"gespeichert.Es":[231],"zeigt":[232],"sich,":[233],"selbst":[235],"Speicherzeit":[238],"800":[240],"mittlere":[243],"\u00dcberlapp":[244],"ausgelesenen":[246],"Polarisationszustandes":[247],"Eingangszustand":[250],"90(2)%":[252],"betr\u00e4gt.iii":[253],"v":[254],"5.":[255],"St\u00f6\u00dfe":[256],"Dynamik":[258],"ultrakalten":[260],"Gasen":[261],"5.1.Ultrakalte":[262],"Quantengase":[263],".":[264,265,266,267,268,269,270,271,272,273,274,275,276,277,278,279,280,281,282,283,284,285,286,287,288,291,292,293,294,295,296,297,298,299,300,301,302,303,312,313,314,315,316,317,318,319,320,321,322,323,324],".5.2.Koh\u00e4rente":[289],"Atompaar-Molek\u00fcl-Oszillationen":[290],".5.3.Verluste":[304],"erzeugen":[305],"Korrelationen":[306],"eindimensionalen":[309],"molekularen":[310],"Gas":[311]},"counts_by_year":[],"updated_date":"2026-09-11T09:22:31.653822","created_date":"2016-06-24T00:00:00"}
