{"id":"https://openalex.org/W2383028045","doi":null,"title":"Negative Refractive Index in a Closed Four-level Atomic System","display_name":"Negative Refractive Index in a Closed Four-level Atomic System","publication_year":2009,"publication_date":"2009-01-01","ids":{"openalex":"https://openalex.org/W2383028045","mag":"2383028045"},"language":"en","primary_location":{"id":"mag:2383028045","doi":null,"is_oa":false,"landing_page_url":"https://en.cnki.com.cn/Article_en/CJFDTotal-JLDX200902039.htm","pdf_url":null,"source":{"id":"https://openalex.org/S4306515714","display_name":"Journal of Jilin University(Science Edition)","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":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Journal of Jilin University(Science Edition)","raw_type":null},"volume":null,"type":"article","indexed_in":[],"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/A5015879218","display_name":"Su Xue-Mei","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I194450716","display_name":"Jilin University","ror":"https://ror.org/00js3aw79","country_code":"CN","type":"education","lineage":["https://openalex.org/I194450716"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Su Xue-Mei","raw_affiliation_strings":["College of Physics,Jilin University,Changchun 130021,China)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Physics,Jilin University,Changchun 130021,China)","institution_ids":["https://openalex.org/I194450716"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5015879218"],"corresponding_institution_ids":["https://openalex.org/I194450716"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.29996732,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"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":0.7979000210762024,"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":0.7979000210762024,"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/T10245","display_name":"Metamaterials and Metasurfaces Applications","score":0.19179999828338623,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"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/T11050","display_name":"Photorefractive and Nonlinear Optics","score":0.002099999925121665,"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/negative-refractive-index","display_name":"negative refractive index","score":0.9950000047683716},{"id":"https://openalex.org/keywords/left-handed-metamaterials","display_name":"left-handed materials","score":0.6930000185966492},{"id":"https://openalex.org/keywords/four-level-atomic-system","display_name":"four-level atomic system","score":0.8529999852180481},{"id":"https://openalex.org/keywords/atomic-vapor","display_name":"atomic vapor","score":0.7889999747276306},{"id":"https://openalex.org/keywords/quantum-coherence","display_name":"quantum coherence","score":0.9580000042915344},{"id":"https://openalex.org/keywords/density-matrix","display_name":"density matrix","score":0.48500001430511475},{"id":"https://openalex.org/keywords/rotating-wave-approximation","display_name":"rotating wave approximation","score":0.9879999756813049},{"id":"https://openalex.org/keywords/local-field-effects","display_name":"local field effects","score":0.9789999723434448},{"id":"https://openalex.org/keywords/high-density-gas","display_name":"high-density gas","score":0.6919999718666077}],"concepts":[{"id":"https://openalex.org/C2781181686","wikidata":"https://www.wikidata.org/wiki/Q4226068","display_name":"Coherence (philosophical gambling strategy)","level":2,"score":0.7428224086761475},{"id":"https://openalex.org/C2994259243","wikidata":"https://www.wikidata.org/wiki/Q9121","display_name":"Atomic system","level":2,"score":0.7394038438796997},{"id":"https://openalex.org/C2776134477","wikidata":"https://www.wikidata.org/wiki/Q4817326","display_name":"Atomic coherence","level":3,"score":0.5961884260177612},{"id":"https://openalex.org/C42067758","wikidata":"https://www.wikidata.org/wiki/Q174102","display_name":"Refractive index","level":2,"score":0.5958919525146484},{"id":"https://openalex.org/C56911000","wikidata":"https://www.wikidata.org/wiki/Q831774","display_name":"Density matrix","level":3,"score":0.5048981308937073},{"id":"https://openalex.org/C93038891","wikidata":"https://www.wikidata.org/wiki/Q1061524","display_name":"Intensity (physics)","level":2,"score":0.480802446603775},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.48064103722572327},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.4798809587955475},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.45635277032852173},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4543243944644928},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.44558632373809814},{"id":"https://openalex.org/C184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","level":1,"score":0.4093070328235626},{"id":"https://openalex.org/C30475298","wikidata":"https://www.wikidata.org/wiki/Q909554","display_name":"Computational physics","level":1,"score":0.39445310831069946},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.3736892342567444},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3233796954154968},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.29434114694595337},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.12909114360809326},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2383028045","doi":null,"is_oa":false,"landing_page_url":"https://en.cnki.com.cn/Article_en/CJFDTotal-JLDX200902039.htm","pdf_url":null,"source":{"id":"https://openalex.org/S4306515714","display_name":"Journal of Jilin University(Science Edition)","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":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Journal of Jilin University(Science Edition)","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1538735754","https://openalex.org/W1988545983","https://openalex.org/W2387573239","https://openalex.org/W7165839293","https://openalex.org/W2366273965","https://openalex.org/W2046246216","https://openalex.org/W1987058080","https://openalex.org/W2466659935","https://openalex.org/W2353828950","https://openalex.org/W2025214342"],"abstract_inverted_index":{"A":[0],"closed":[1],"four-level":[2],"system":[3],"in":[4,28,38,56],"atomic":[5],"vapor":[6],"was":[7,9,26],"proposed,which":[8],"made":[10],"to":[11],"possess":[12],"left":[13,54],"handedness":[14,55],"by":[15,70],"means":[16],"of":[17,20,30,43,66,74],"the":[18,31,35,44,49,64,67,72,75],"technique":[19],"quantum":[21],"coherence.The":[22],"density":[23],"matrix":[24],"method":[25],"utilized":[27],"view":[29],"rotating-wave":[32],"approximation":[33],"and":[34],"local-field":[36],"effect":[37],"high":[39],"dense":[40],"gas.The":[41],"conclusion":[42],"numerical":[45],"simulation":[46],"shows":[47],"that":[48],"medium":[50],"can":[51,62],"simultaneously":[52],"exhibits":[53],"two":[57],"visible":[58],"frequency":[59],"bands,and":[60],"one":[61],"manipulate":[63],"width":[65],"frequence":[68],"bands":[69],"changing":[71],"intensity":[73],"control":[76],"field.":[77]},"counts_by_year":[],"updated_date":"2025-10-10T17:16:08.811792","created_date":"2016-06-24T00:00:00"}
