{"id":"https://openalex.org/W2012963937","doi":"https://doi.org/10.7567/jjap.54.052301","title":"High absorption efficiency of AlGaAs/GaAs superlattice solar cells","display_name":"High absorption efficiency of AlGaAs/GaAs superlattice solar cells","publication_year":2015,"publication_date":"2015-03-31","ids":{"openalex":"https://openalex.org/W2012963937","doi":"https://doi.org/10.7567/jjap.54.052301","mag":"2012963937"},"language":"en","primary_location":{"id":"doi:10.7567/jjap.54.052301","doi":"https://doi.org/10.7567/jjap.54.052301","is_oa":true,"landing_page_url":"https://doi.org/10.7567/jjap.54.052301","pdf_url":"https://iopscience.iop.org/article/10.7567/JJAP.54.052301/pdf","source":{"id":"https://openalex.org/S143744711","display_name":"Japanese Journal of Applied Physics","issn_l":"0021-4922","issn":["0021-4922","1347-4065"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Japanese Journal of Applied Physics","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://iopscience.iop.org/article/10.7567/JJAP.54.052301/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5002280875","display_name":"Jiro Nishinaga","orcid":"https://orcid.org/0000-0001-6059-1269","observed_orcids":["https://orcid.org/0000-0001-6059-1269"]},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]},{"id":"https://openalex.org/I4210086780","display_name":"Japan Science and Technology Agency","ror":"https://ror.org/00097mb19","country_code":"JP","type":"government","lineage":["https://openalex.org/I1319490839","https://openalex.org/I4210086780"]},{"id":"https://openalex.org/I4405287068","display_name":"Waseda Institute for Advanced Study","ror":"https://ror.org/04177mr72","country_code":"JP","type":"facility","lineage":["https://openalex.org/I150744194","https://openalex.org/I4405287068"]},{"id":"https://openalex.org/I73613424","display_name":"National Institute of Advanced Industrial Science and Technology","ror":"https://ror.org/01703db54","country_code":"JP","type":"government","lineage":["https://openalex.org/I73613424"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Jiro Nishinaga","raw_affiliation_strings":["CREST","National Institute of Advanced Industrial Science and Technology","Waseda University","CREST, JST, Kawaguchi, Saitama 332-0012, Japan","National Institute of Advanced Industrial Science and Technology, Tsukuba, Ibaraki 305-8568, Japan","Waseda Institute for Advanced Study, Waseda University, Shinjuku, Tokyo 169-8555, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CREST","institution_ids":[]},{"raw_affiliation_string":"National Institute of Advanced Industrial Science and Technology","institution_ids":["https://openalex.org/I73613424"]},{"raw_affiliation_string":"Waseda University","institution_ids":["https://openalex.org/I150744194"]},{"raw_affiliation_string":"CREST, JST, Kawaguchi, Saitama 332-0012, Japan","institution_ids":["https://openalex.org/I4210086780"]},{"raw_affiliation_string":"National Institute of Advanced Industrial Science and Technology, Tsukuba, Ibaraki 305-8568, Japan","institution_ids":["https://openalex.org/I73613424"]},{"raw_affiliation_string":"Waseda Institute for Advanced Study, Waseda University, Shinjuku, Tokyo 169-8555, Japan","institution_ids":["https://openalex.org/I150744194","https://openalex.org/I4405287068"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049823043","display_name":"Atsushi Kawaharazuka","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]},{"id":"https://openalex.org/I4210086780","display_name":"Japan Science and Technology Agency","ror":"https://ror.org/00097mb19","country_code":"JP","type":"government","lineage":["https://openalex.org/I1319490839","https://openalex.org/I4210086780"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Atsushi Kawaharazuka","raw_affiliation_strings":["CREST","Waseda University","CREST, JST, Kawaguchi, Saitama 332-0012, Japan","School of Science and Engineering, Waseda University, Shinjuku, Tokyo 169-8555, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CREST","institution_ids":[]},{"raw_affiliation_string":"Waseda University","institution_ids":["https://openalex.org/I150744194"]},{"raw_affiliation_string":"CREST, JST, Kawaguchi, Saitama 332-0012, Japan","institution_ids":["https://openalex.org/I4210086780"]},{"raw_affiliation_string":"School of Science and Engineering, Waseda University, Shinjuku, Tokyo 169-8555, Japan","institution_ids":["https://openalex.org/I150744194"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110085025","display_name":"Yoshiji Hor\u00edkoshi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]},{"id":"https://openalex.org/I4210086780","display_name":"Japan Science and Technology Agency","ror":"https://ror.org/00097mb19","country_code":"JP","type":"government","lineage":["https://openalex.org/I1319490839","https://openalex.org/I4210086780"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yoshiji Horikoshi","raw_affiliation_strings":["CREST","Waseda University","CREST, JST, Kawaguchi, Saitama 332-0012, Japan","School of Science and Engineering, Waseda University, Shinjuku, Tokyo 169-8555, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CREST","institution_ids":[]},{"raw_affiliation_string":"Waseda University","institution_ids":["https://openalex.org/I150744194"]},{"raw_affiliation_string":"CREST, JST, Kawaguchi, Saitama 332-0012, Japan","institution_ids":["https://openalex.org/I4210086780"]},{"raw_affiliation_string":"School of Science and Engineering, Waseda University, Shinjuku, Tokyo 169-8555, Japan","institution_ids":["https://openalex.org/I150744194"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2210,"currency":"USD","value_usd":2210},"apc_paid":null,"fwci":0.4196,"has_fulltext":true,"cited_by_count":6,"citation_normalized_percentile":{"value":0.63288098,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":93},"biblio":{"volume":"54","issue":"5","first_page":"052301","last_page":"052301"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12309","display_name":"solar cell performance optimization","score":0.9746000170707703,"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"}},"topics":[{"id":"https://openalex.org/T12309","display_name":"solar cell performance optimization","score":0.9746000170707703,"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/T10022","display_name":"Semiconductor Quantum Structures and Devices","score":0.021700000390410423,"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/T10624","display_name":"Silicon and Solar Cell Technologies","score":0.0010999999940395355,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/gaas-algaas-superlattices","display_name":"GaAs/AlGaAs superlattices","score":0.984000027179718},{"id":"https://openalex.org/keywords/excitonic-absorption","display_name":"excitonic absorption","score":0.9850000143051147},{"id":"https://openalex.org/keywords/absorption-enhancement","display_name":"absorption enhancement","score":0.843999981880188},{"id":"https://openalex.org/keywords/temperature-stability","display_name":"temperature stability","score":0.8669999837875366},{"id":"https://openalex.org/keywords/solar-cell-efficiency","display_name":"solar cell efficiency","score":0.5559999942779541}],"concepts":[{"id":"https://openalex.org/C105382558","wikidata":"https://www.wikidata.org/wiki/Q332431","display_name":"Superlattice","level":2,"score":0.9255683422088623},{"id":"https://openalex.org/C125287762","wikidata":"https://www.wikidata.org/wiki/Q1758948","display_name":"Absorption (acoustics)","level":2,"score":0.6997309327125549},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5995556712150574},{"id":"https://openalex.org/C50792271","wikidata":"https://www.wikidata.org/wiki/Q332846","display_name":"Absorption edge","level":3,"score":0.5855171084403992},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.5384933948516846},{"id":"https://openalex.org/C98015330","wikidata":"https://www.wikidata.org/wiki/Q907315","display_name":"Absorbance","level":2,"score":0.5107543468475342},{"id":"https://openalex.org/C159774933","wikidata":"https://www.wikidata.org/wiki/Q902086","display_name":"Attenuation coefficient","level":2,"score":0.4869771897792816},{"id":"https://openalex.org/C2780824857","wikidata":"https://www.wikidata.org/wiki/Q58803","display_name":"Solar cell","level":2,"score":0.48311781883239746},{"id":"https://openalex.org/C17729963","wikidata":"https://www.wikidata.org/wiki/Q858289","display_name":"Exciton","level":2,"score":0.46136537194252014},{"id":"https://openalex.org/C181966813","wikidata":"https://www.wikidata.org/wiki/Q806352","display_name":"Band gap","level":2,"score":0.44451484084129333},{"id":"https://openalex.org/C119824511","wikidata":"https://www.wikidata.org/wiki/Q13553575","display_name":"Absorption spectroscopy","level":2,"score":0.4160642921924591},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.38796567916870117},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.30410343408584595},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13069787621498108},{"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:10.7567/jjap.54.052301","doi":"https://doi.org/10.7567/jjap.54.052301","is_oa":true,"landing_page_url":"https://doi.org/10.7567/jjap.54.052301","pdf_url":"https://iopscience.iop.org/article/10.7567/JJAP.54.052301/pdf","source":{"id":"https://openalex.org/S143744711","display_name":"Japanese Journal of Applied Physics","issn_l":"0021-4922","issn":["0021-4922","1347-4065"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Japanese Journal of Applied Physics","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.7567/jjap.54.052301","doi":"https://doi.org/10.7567/jjap.54.052301","is_oa":true,"landing_page_url":"https://doi.org/10.7567/jjap.54.052301","pdf_url":"https://iopscience.iop.org/article/10.7567/JJAP.54.052301/pdf","source":{"id":"https://openalex.org/S143744711","display_name":"Japanese Journal of Applied Physics","issn_l":"0021-4922","issn":["0021-4922","1347-4065"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Japanese Journal of Applied Physics","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8485000133514404}],"study_designs":[],"awards":[{"id":"https://openalex.org/G6477511514","display_name":"Memory devices using heterointerfaces of fullerene and GaAs","funder_award_id":"25420299","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G7490623733","display_name":"Development of solar cells with high stability at elevated temperatures","funder_award_id":"23360163","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G7548870781","display_name":"\u76f4\u63a5\u9077\u79fb\uff0f\u9593\u63a5\u9077\u79fb\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u578b\u8d85\u683c\u5b50\u3092\u7528\u3044\u305f\u8584\u819c\u592a\u967d\u96fb\u6c60\u306e\u7814\u7a76","funder_award_id":"25420298","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"}],"funders":[{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2012963937.pdf","grobid_xml":"https://content.openalex.org/works/W2012963937.grobid-xml"},"referenced_works_count":25,"referenced_works":["https://openalex.org/W1497033841","https://openalex.org/W1992200044","https://openalex.org/W1998602785","https://openalex.org/W2006948962","https://openalex.org/W2016702386","https://openalex.org/W2019968695","https://openalex.org/W2029637177","https://openalex.org/W2040871886","https://openalex.org/W2045000508","https://openalex.org/W2045636936","https://openalex.org/W2045854669","https://openalex.org/W2063690798","https://openalex.org/W2065178945","https://openalex.org/W2070089010","https://openalex.org/W2072433354","https://openalex.org/W2075005562","https://openalex.org/W2075630371","https://openalex.org/W2086808081","https://openalex.org/W2087289743","https://openalex.org/W2089611225","https://openalex.org/W2109507026","https://openalex.org/W2127371360","https://openalex.org/W2172172585","https://openalex.org/W2614007273","https://openalex.org/W4250740359"],"related_works":["https://openalex.org/W2045000508","https://openalex.org/W2154321213","https://openalex.org/W2006948962","https://openalex.org/W2072433354","https://openalex.org/W189815759","https://openalex.org/W2724702628","https://openalex.org/W2113927103","https://openalex.org/W2524582471","https://openalex.org/W4394844200","https://openalex.org/W1996948541"],"abstract_inverted_index":{"Abstract":[0],"The":[1,34,62,85,100],"effects":[2,82],"of":[3,67,103],"excitonic":[4,26,35,81,111],"absorption":[5,20,27,32,36,42,112,116],"on":[6],"the":[7,30,41,46,50,59,104,109,114,127],"solar":[8,15,69,87],"cell":[9],"efficiency":[10,65],"have":[11,92],"been":[12],"investigated":[13],"in":[14,45,58,113],"cells":[16,70,88],"with":[17],"AlGaAs/GaAs":[18,60],"superlattice":[19,68,86,115],"layers.":[21],"Numerical":[22],"calculations":[23],"reveal":[24],"that":[25,108],"considerably":[28],"enhances":[29],"overall":[31],"coefficient.":[33],"shows":[37],"strong":[38],"peaks":[39],"at":[40,71,120],"edge":[43],"and":[44,96],"energy":[47],"region":[48],"above":[49],"band":[51],"gap.":[52],"Absorption":[53],"enhancement":[54],"is":[55,124],"also":[56],"achieved":[57],"superlattice.":[61],"measured":[63],"quantum":[64],"spectra":[66],"room":[72],"temperature":[73,98,130],"are":[74,89],"reasonably":[75],"well":[76],"reproduced":[77],"by":[78],"simulations":[79],"taking":[80],"into":[83],"account.":[84],"confirmed":[90],"to":[91],"a":[93],"high":[94],"absorbance":[95],"good":[97],"stability.":[99],"theoretical":[101],"analysis":[102],"experimental":[105],"results":[106],"confirms":[107],"enhanced":[110],"layers":[117],"survives":[118],"even":[119],"100":[121],"\u00b0C,":[122],"which":[123],"considered":[125],"as":[126],"actual":[128],"device":[129,133],"under":[131],"realistic":[132],"operations.":[134]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2016-06-24T00:00:00"}
