{"id":"https://openalex.org/W2005341912","doi":"https://doi.org/10.1063/1.107554","title":"Size dependence of the thermal broadening of the exciton linewidth in GaAs/Ga0.7Al0.3As single quantum wells","display_name":"Size dependence of the thermal broadening of the exciton linewidth in GaAs/Ga0.7Al0.3As single quantum wells","publication_year":1992,"publication_date":"1992-09-21","ids":{"openalex":"https://openalex.org/W2005341912","doi":"https://doi.org/10.1063/1.107554","mag":"2005341912"},"language":"en","primary_location":{"id":"doi:10.1063/1.107554","doi":"https://doi.org/10.1063/1.107554","is_oa":false,"landing_page_url":"https://doi.org/10.1063/1.107554","pdf_url":null,"source":{"id":"https://openalex.org/S105243760","display_name":"Applied Physics Letters","issn_l":"0003-6951","issn":["0003-6951","1077-3118","1520-8842"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-3","ki-jl-1","norway-2"],"host_organization":"https://openalex.org/P4310320257","host_organization_name":"American Institute of Physics","host_organization_lineage":["https://openalex.org/P4310320257"],"host_organization_lineage_names":["American Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Applied Physics Letters","raw_type":"journal-article"},"volume":null,"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/A5061223456","display_name":"Hao Qiang","orcid":"https://orcid.org/0000-0002-6746-4251","observed_orcids":["https://orcid.org/0000-0002-6746-4251"]},"institutions":[{"id":"https://openalex.org/I174216632","display_name":"City University of New York","ror":"https://ror.org/00453a208","country_code":"US","type":"education","lineage":["https://openalex.org/I174216632"]},{"id":"https://openalex.org/I83041322","display_name":"Brooklyn College","ror":"https://ror.org/019k4jq75","country_code":"US","type":"education","lineage":["https://openalex.org/I83041322"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"H. Qiang","raw_affiliation_strings":["Physics Department, Brooklyn College of the City University of New York, Brooklyn, New York 11210","CITY UNIVERSITY OF NEW YORK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Physics Department, Brooklyn College of the City University of New York, Brooklyn, New York 11210","institution_ids":["https://openalex.org/I83041322"]},{"raw_affiliation_string":"CITY UNIVERSITY OF NEW YORK","institution_ids":["https://openalex.org/I174216632"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003246953","display_name":"Fred H. Pollak","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I174216632","display_name":"City University of New York","ror":"https://ror.org/00453a208","country_code":"US","type":"education","lineage":["https://openalex.org/I174216632"]},{"id":"https://openalex.org/I83041322","display_name":"Brooklyn College","ror":"https://ror.org/019k4jq75","country_code":"US","type":"education","lineage":["https://openalex.org/I83041322"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Fred H. Pollak","raw_affiliation_strings":["Physics Department, Brooklyn College of the City University of New York, Brooklyn, New York 11210","CITY UNIVERSITY OF NEW YORK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Physics Department, Brooklyn College of the City University of New York, Brooklyn, New York 11210","institution_ids":["https://openalex.org/I83041322"]},{"raw_affiliation_string":"CITY UNIVERSITY OF NEW YORK","institution_ids":["https://openalex.org/I174216632"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128090739","display_name":"Clivia Marfa Sotomayor Torres","orcid":"https://orcid.org/0000-0001-9986-2716","observed_orcids":["https://orcid.org/0000-0001-9986-2716"]},"institutions":[{"id":"https://openalex.org/I7882870","display_name":"University of Glasgow","ror":"https://ror.org/00vtgdb53","country_code":"GB","type":"education","lineage":["https://openalex.org/I7882870"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"C. M. Sotomayor Torres","raw_affiliation_strings":["Nanoelectronics Research Center, Department of Electronics and Electrical Engineering, University of Glasgow, Glasgow G12-8QQ Scotland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nanoelectronics Research Center, Department of Electronics and Electrical Engineering, University of Glasgow, Glasgow G12-8QQ Scotland","institution_ids":["https://openalex.org/I7882870"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051131281","display_name":"William E. Leitch","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I7882870","display_name":"University of Glasgow","ror":"https://ror.org/00vtgdb53","country_code":"GB","type":"education","lineage":["https://openalex.org/I7882870"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"W. Leitch","raw_affiliation_strings":["Nanoelectronics Research Center, Department of Electronics and Electrical Engineering, University of Glasgow, Glasgow G12-8QQ Scotland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nanoelectronics Research Center, Department of Electronics and Electrical Engineering, University of Glasgow, Glasgow G12-8QQ Scotland","institution_ids":["https://openalex.org/I7882870"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109537212","display_name":"A.H. Kean","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I7882870","display_name":"University of Glasgow","ror":"https://ror.org/00vtgdb53","country_code":"GB","type":"education","lineage":["https://openalex.org/I7882870"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"A. H. Kean","raw_affiliation_strings":["Nanoelectronics Research Center, Department of Electronics and Electrical Engineering, University of Glasgow, Glasgow G12-8QQ Scotland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nanoelectronics Research Center, Department of Electronics and Electrical Engineering, University of Glasgow, Glasgow G12-8QQ Scotland","institution_ids":["https://openalex.org/I7882870"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038693186","display_name":"Michael A. Stroscio","orcid":"https://orcid.org/0000-0003-3394-7180","observed_orcids":["https://orcid.org/0000-0003-3394-7180"]},"institutions":[{"id":"https://openalex.org/I4210163870","display_name":"United States Army Research Office","ror":"https://ror.org/05epdh915","country_code":"US","type":"government","lineage":["https://openalex.org/I1304082316","https://openalex.org/I1330347796","https://openalex.org/I166416128","https://openalex.org/I2802705668","https://openalex.org/I4210154437","https://openalex.org/I4210163870"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Michael A. Stroscio","raw_affiliation_strings":["U.S. Army Research Office, P.O. Box 12211, Research Triangle Park, North Carolina 27709-2211","Ctr for Rsch on Women & Gender"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"U.S. Army Research Office, P.O. Box 12211, Research Triangle Park, North Carolina 27709-2211","institution_ids":["https://openalex.org/I4210163870"]},{"raw_affiliation_string":"Ctr for Rsch on Women & Gender","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019972035","display_name":"GERALD J. IAFRATE","orcid":"https://orcid.org/0000-0002-4356-3511","observed_orcids":["https://orcid.org/0000-0002-4356-3511"]},"institutions":[{"id":"https://openalex.org/I4210163870","display_name":"United States Army Research Office","ror":"https://ror.org/05epdh915","country_code":"US","type":"government","lineage":["https://openalex.org/I1304082316","https://openalex.org/I1330347796","https://openalex.org/I166416128","https://openalex.org/I2802705668","https://openalex.org/I4210154437","https://openalex.org/I4210163870"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gerald J. Iafrate","raw_affiliation_strings":["U.S. Army Research Office, P.O. Box 12211, Research Triangle Park, North Carolina 27709-2211"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"U.S. Army Research Office, P.O. Box 12211, Research Triangle Park, North Carolina 27709-2211","institution_ids":["https://openalex.org/I4210163870"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100334921","display_name":"K. W. Kim","orcid":"https://orcid.org/0000-0003-1136-4726","observed_orcids":["https://orcid.org/0000-0003-1136-4726"]},"institutions":[{"id":"https://openalex.org/I137902535","display_name":"North Carolina State University","ror":"https://ror.org/04tj63d06","country_code":"US","type":"education","lineage":["https://openalex.org/I137902535"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"K. W. Kim","raw_affiliation_strings":["Department of Electrical Engineering, North Carolina State University, Raleigh, North Carolina 27696"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, North Carolina State University, Raleigh, North Carolina 27696","institution_ids":["https://openalex.org/I137902535"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.772,"has_fulltext":false,"cited_by_count":69,"citation_normalized_percentile":{"value":0.90235535,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"61","issue":"12","first_page":"1411","last_page":"1413"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10022","display_name":"Semiconductor Quantum Structures and Devices","score":1.0,"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/T10022","display_name":"Semiconductor Quantum Structures and Devices","score":1.0,"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/T12309","display_name":"solar cell performance optimization","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12612","display_name":"Strong Light-Matter Interactions","score":0.0,"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/exciton-linewidth","display_name":"exciton linewidth","score":0.9430000185966492},{"id":"https://openalex.org/keywords/thermal-broadening","display_name":"thermal broadening","score":0.9779999852180481},{"id":"https://openalex.org/keywords/size-effect","display_name":"size effect","score":0.6650000214576721},{"id":"https://openalex.org/keywords/gaas-algaas-quantum-wells","display_name":"GaAs/AlGaAs quantum wells","score":0.9079999923706055},{"id":"https://openalex.org/keywords/fundamental-absorption-edge","display_name":"fundamental absorption edge","score":0.7860000133514404},{"id":"https://openalex.org/keywords/well-width","display_name":"well width","score":0.7089999914169312},{"id":"https://openalex.org/keywords/dimensionality-reduction","display_name":"dimensionality reduction","score":0.7229999899864197},{"id":"https://openalex.org/keywords/photoreflectance","display_name":"photoreflectance","score":0.8859999775886536}],"concepts":[{"id":"https://openalex.org/C142181693","wikidata":"https://www.wikidata.org/wiki/Q6493080","display_name":"Laser linewidth","level":3,"score":0.9544785022735596},{"id":"https://openalex.org/C29169072","wikidata":"https://www.wikidata.org/wiki/Q521166","display_name":"Quantum well","level":3,"score":0.735261082649231},{"id":"https://openalex.org/C17729963","wikidata":"https://www.wikidata.org/wiki/Q858289","display_name":"Exciton","level":2,"score":0.7033387422561646},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.6694074273109436},{"id":"https://openalex.org/C50792271","wikidata":"https://www.wikidata.org/wiki/Q332846","display_name":"Absorption edge","level":3,"score":0.5162601470947266},{"id":"https://openalex.org/C85080765","wikidata":"https://www.wikidata.org/wiki/Q614893","display_name":"Photoluminescence","level":2,"score":0.48619407415390015},{"id":"https://openalex.org/C24169881","wikidata":"https://www.wikidata.org/wiki/Q186608","display_name":"Phonon","level":2,"score":0.473125159740448},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.472881019115448},{"id":"https://openalex.org/C204530211","wikidata":"https://www.wikidata.org/wiki/Q752823","display_name":"Thermal","level":2,"score":0.44178494811058044},{"id":"https://openalex.org/C125287762","wikidata":"https://www.wikidata.org/wiki/Q1758948","display_name":"Absorption (acoustics)","level":2,"score":0.4248460531234741},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.35849738121032715},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.17796123027801514},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.1522756814956665},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14312946796417236},{"id":"https://openalex.org/C181966813","wikidata":"https://www.wikidata.org/wiki/Q806352","display_name":"Band gap","level":2,"score":0.11989924311637878},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.06548899412155151},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.059857308864593506},{"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":"doi:10.1063/1.107554","doi":"https://doi.org/10.1063/1.107554","is_oa":false,"landing_page_url":"https://doi.org/10.1063/1.107554","pdf_url":null,"source":{"id":"https://openalex.org/S105243760","display_name":"Applied Physics Letters","issn_l":"0003-6951","issn":["0003-6951","1077-3118","1520-8842"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-3","ki-jl-1","norway-2"],"host_organization":"https://openalex.org/P4310320257","host_organization_name":"American Institute of Physics","host_organization_lineage":["https://openalex.org/P4310320257"],"host_organization_lineage_names":["American Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Applied Physics Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"score":0.4399999976158142,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1964015061","https://openalex.org/W1964982345","https://openalex.org/W1979961825","https://openalex.org/W1986916077","https://openalex.org/W1993387549","https://openalex.org/W2002106057","https://openalex.org/W2010701472","https://openalex.org/W2012207867","https://openalex.org/W2013083108","https://openalex.org/W2014077048","https://openalex.org/W2015441351","https://openalex.org/W2015765652","https://openalex.org/W2020217807","https://openalex.org/W2032163567","https://openalex.org/W2047046042","https://openalex.org/W2051470566","https://openalex.org/W2061120770","https://openalex.org/W2064192866","https://openalex.org/W2067565872","https://openalex.org/W2079489898","https://openalex.org/W2080741673","https://openalex.org/W2086456262","https://openalex.org/W2087746444","https://openalex.org/W2088946242","https://openalex.org/W2089799553","https://openalex.org/W2093112622","https://openalex.org/W2094125317","https://openalex.org/W2322202225","https://openalex.org/W2997916026"],"related_works":["https://openalex.org/W2005480629","https://openalex.org/W2004658011","https://openalex.org/W3096357367","https://openalex.org/W2027448475","https://openalex.org/W2039466126","https://openalex.org/W2075237118","https://openalex.org/W2074312465","https://openalex.org/W2500826165","https://openalex.org/W2024163326","https://openalex.org/W2125340968"],"abstract_inverted_index":{"We":[0],"have":[1],"studied":[2],"the":[3,7,11,34,38,43,47,51,56],"temperature":[4],"dependence":[5,36],"of":[6,10,24,33,37,46,55],"linewidth,":[8],"\u0393(T),":[9],"fundamental":[12],"absorption":[13],"edge":[14],"in":[15],"bulk":[16],"GaAs":[17],"and":[18,53],"four":[19],"GaAs/Ga0.7Al0.3As":[20],"single":[21],"quantum":[22],"wells":[23],"different":[25],"well":[26],"width":[27],"using":[28],"photoreflectance.":[29],"As":[30],"a":[31],"result":[32],"size":[35,54],"exciton-longitudinal":[39],"optical":[40],"phonon":[41],"interaction,":[42],"thermal":[44],"broadening":[45],"linewidth":[48],"diminishes":[49],"as":[50],"dimensionality":[52],"system":[57],"are":[58],"reduced.":[59]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-09-29T14:09:16.559479","created_date":"2025-10-10T00:00:00"}
