{"id":"https://openalex.org/W1703008397","doi":"https://doi.org/10.1109/pvsc.1990.111853","title":"High efficiency a-Si/a-Si tandem solar cells","display_name":"High efficiency a-Si/a-Si tandem solar cells","publication_year":2002,"publication_date":"2002-12-04","ids":{"openalex":"https://openalex.org/W1703008397","doi":"https://doi.org/10.1109/pvsc.1990.111853","mag":"1703008397"},"language":"en","primary_location":{"id":"doi:10.1109/pvsc.1990.111853","doi":"https://doi.org/10.1109/pvsc.1990.111853","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pvsc.1990.111853","pdf_url":null,"source":{"id":"https://openalex.org/S4210168774","display_name":"Conference record of the IEEE Photovoltaic Specialists Conference","issn_l":"0160-8371","issn":["0160-8371"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Conference on Photovoltaic Specialists","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","is_traditional":true,"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/A5103325059","display_name":"D. S. Shen","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"D.S. Shen","raw_affiliation_strings":["Glasstech Solar, Inc., Golden, CO, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Glasstech Solar, Inc., Golden, CO, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072836620","display_name":"Ruud E. I. Schropp","orcid":"https://orcid.org/0000-0003-4175-2658","observed_orcids":["https://orcid.org/0000-0003-4175-2658"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"R.E.I. Schropp","raw_affiliation_strings":["Glasstech Solar, Inc., Golden, CO, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Glasstech Solar, Inc., Golden, CO, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109087221","display_name":"Hood Chatham","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"H. Chatham","raw_affiliation_strings":["Glasstech Solar, Inc., Golden, CO, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Glasstech Solar, Inc., Golden, CO, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082086813","display_name":"Russell E. Hollingsworth","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"R.E. Hollingsworth","raw_affiliation_strings":["Glasstech Solar, Inc., Golden, CO, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Glasstech Solar, Inc., Golden, CO, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":null,"display_name":"J. Xi","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. Xi","raw_affiliation_strings":["Glasstech Solar, Inc., Golden, CO, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Glasstech Solar, Inc., Golden, CO, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5038263029","display_name":"Pawan K. Bhat","orcid":"https://orcid.org/0000-0003-0520-4363","observed_orcids":["https://orcid.org/0000-0003-0520-4363"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"P.K. Bhat","raw_affiliation_strings":["Glasstech Solar, Inc., Golden, CO, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Glasstech Solar, Inc., Golden, CO, USA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.08084879,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1471","last_page":"1474"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10624","display_name":"Silicon and Solar Cell Technologies","score":0.9911999702453613,"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/T10624","display_name":"Silicon and Solar Cell Technologies","score":0.9911999702453613,"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/T10623","display_name":"Thin-Film Transistor Technologies","score":0.00800000037997961,"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/T12309","display_name":"solar cell performance optimization","score":0.00019999999494757503,"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/amorphous-silicon","display_name":"amorphous silicon","score":0.847000002861023},{"id":"https://openalex.org/keywords/series-resistance","display_name":"series resistance","score":0.6800000071525574},{"id":"https://openalex.org/keywords/optical-loss","display_name":"optical loss","score":0.7699999809265137},{"id":"https://openalex.org/keywords/conversion-efficiency","display_name":"conversion efficiency","score":0.8040000200271606},{"id":"https://openalex.org/keywords/light-soaking-stability","display_name":"light soaking stability","score":0.9010000228881836},{"id":"https://openalex.org/keywords/hydrogenated-amorphous-silicon","display_name":"hydrogenated amorphous silicon","score":0.7229999899864197}],"concepts":[{"id":"https://openalex.org/C2777814067","wikidata":"https://www.wikidata.org/wiki/Q1752317","display_name":"Tandem","level":2,"score":0.9271208047866821},{"id":"https://openalex.org/C120398109","wikidata":"https://www.wikidata.org/wiki/Q175751","display_name":"Quantum tunnelling","level":2,"score":0.632786214351654},{"id":"https://openalex.org/C57863236","wikidata":"https://www.wikidata.org/wiki/Q1130571","display_name":"Doping","level":2,"score":0.6250675916671753},{"id":"https://openalex.org/C14485415","wikidata":"https://www.wikidata.org/wiki/Q5384730","display_name":"Equivalent series resistance","level":3,"score":0.6222782135009766},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.6120750904083252},{"id":"https://openalex.org/C2779851234","wikidata":"https://www.wikidata.org/wiki/Q50690","display_name":"Oxide","level":2,"score":0.5708157420158386},{"id":"https://openalex.org/C2775880870","wikidata":"https://www.wikidata.org/wiki/Q1359851","display_name":"Niobium oxide","level":3,"score":0.4816633462905884},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.46919724345207214},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.45779353380203247},{"id":"https://openalex.org/C2987818599","wikidata":"https://www.wikidata.org/wiki/Q487623","display_name":"Optical transparency","level":2,"score":0.4101715087890625},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.36646705865859985},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.33167359232902527},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.20010608434677124},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11756280064582825},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.06652042269706726},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.0},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/pvsc.1990.111853","doi":"https://doi.org/10.1109/pvsc.1990.111853","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pvsc.1990.111853","pdf_url":null,"source":{"id":"https://openalex.org/S4210168774","display_name":"Conference record of the IEEE Photovoltaic Specialists Conference","issn_l":"0160-8371","issn":["0160-8371"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Conference on Photovoltaic Specialists","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9853000044822693,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":1,"referenced_works":["https://openalex.org/W1969792380"],"related_works":["https://openalex.org/W2070506129","https://openalex.org/W1596389752","https://openalex.org/W7096629415","https://openalex.org/W2116658545","https://openalex.org/W1997792579","https://openalex.org/W1969792380","https://openalex.org/W2071930758","https://openalex.org/W2026723196","https://openalex.org/W2026970924","https://openalex.org/W2025638314"],"abstract_inverted_index":{"The":[0,37,49,71,94],"authors":[1],"report":[2],"results":[3],"on":[4,119],"a-Si/a-Si":[5,100],"tandem":[6,101,126,131,156],"solar":[7],"cells":[8,132],"fabricated":[9],"using":[10],"niobium":[11],"oxide":[12,77],"(NbO/sub":[13],"x/)":[14],"as":[15,107],"the":[16,20,33,52,82,85,89,113,120,130,151,155],"recombination":[17],"layer":[18,55,67,78],"in":[19,32,88,154],"tunneling":[21,38,86],"junction":[22,39,87,124],"and":[23,45,125],"an":[24],"advanced":[25],"doping":[26,144],"gas,":[27],"trimethylboron":[28],"(B(CH/sub":[29],"3/)/sub":[30,137],"3/),":[31],"p/sup":[34],"+/":[35],"layer.":[36],"has":[40],"a":[41,61,75,142],"low":[42],"series":[43],"resistance":[44],"minimizes":[46],"optical":[47],"loss.":[48],"advantage":[50],"of":[51,84,91,112,115,122],"NbO/sub":[53],"x/":[54],"is":[56,79],"its":[57],"high":[58],"transparency;":[59],"hence,":[60],"relatively":[62],"thick":[63,76],"(":[64],"approximately":[65],"10-nm)":[66],"can":[68],"be":[69,141],"used.":[70],"ability":[72],"to":[73,140],"use":[74],"important":[80],"for":[81,150],"implementation":[83],"production":[90],"large-area":[92],"panels.":[93],"best":[95],"1":[96],"cm/sup":[97],"2/":[98],"area":[99],"cell":[102],"reached":[103],"10.4%":[104],"conversion":[105],"efficiency,":[106],"confirmed":[108],"by":[109],"SERI.":[110],"Comparison":[111],"effects":[114],"extended":[116],"light":[117],"soaking":[118],"performance":[121],"single":[123],"devices":[127],"indicates":[128],"that":[129],"are":[133],"more":[134],"stable.":[135],"B(CH/sub":[136],"3/":[138],"appears":[139],"better":[143],"gas":[145],"than":[146],"B/sub":[147],"2/H/sub":[148],"6/":[149],"p":[152],"layers":[153],"cells.>":[157]},"counts_by_year":[{"year":2013,"cited_by_count":2}],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2016-06-24T00:00:00"}
