{"id":"https://openalex.org/W2013250082","doi":"https://doi.org/10.1364/otst.2007.wb5","title":"The Influence of Doping on the Performance of Terahertz Quantum-Cascade-Lasers","display_name":"The Influence of Doping on the Performance of Terahertz Quantum-Cascade-Lasers","publication_year":2007,"publication_date":"2007-01-01","ids":{"openalex":"https://openalex.org/W2013250082","doi":"https://doi.org/10.1364/otst.2007.wb5","mag":"2013250082"},"language":"en","primary_location":{"id":"doi:10.1364/otst.2007.wb5","doi":"https://doi.org/10.1364/otst.2007.wb5","is_oa":false,"landing_page_url":"https://doi.org/10.1364/otst.2007.wb5","pdf_url":null,"source":{"id":"https://openalex.org/S7407088128","display_name":"Optical Terahertz Science and Technology (OTST)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optical Terahertz Science and Technology","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/A5059728252","display_name":"A. Benz","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"A. Benz","raw_affiliation_strings":["Photonics Institute and Center for Micro- and Nanostructures, Vienna University of Technology, Gusshausstrasse 29/387, A-1040 Vienna"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photonics Institute and Center for Micro- and Nanostructures, Vienna University of Technology, Gusshausstrasse 29/387, A-1040 Vienna","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065494184","display_name":"Gernot Fasching","orcid":"https://orcid.org/0000-0002-9980-7431","observed_orcids":["https://orcid.org/0000-0002-9980-7431"]},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"G. Fasching","raw_affiliation_strings":["Photonics Institute and Center for Micro- and Nanostructures, Vienna University of Technology, Gusshausstrasse 29/387, A-1040 Vienna"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photonics Institute and Center for Micro- and Nanostructures, Vienna University of Technology, Gusshausstrasse 29/387, A-1040 Vienna","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089939452","display_name":"Aaron Maxwell Andrews","orcid":"https://orcid.org/0000-0002-5790-2588","observed_orcids":["https://orcid.org/0000-0002-5790-2588"]},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"A.M. Andrews","raw_affiliation_strings":["Photonics Institute and Center for Micro- and Nanostructures, Vienna University of Technology, Gusshausstrasse 29/387, A-1040 Vienna"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photonics Institute and Center for Micro- and Nanostructures, Vienna University of Technology, Gusshausstrasse 29/387, A-1040 Vienna","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090972499","display_name":"K. Unterrainer","orcid":"https://orcid.org/0000-0003-1970-9071","observed_orcids":["https://orcid.org/0000-0003-1970-9071"]},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"K. Unterrainer","raw_affiliation_strings":["Photonics Institute and Center for Micro- and Nanostructures, Vienna University of Technology, Gusshausstrasse 29/387, A-1040 Vienna"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photonics Institute and Center for Micro- and Nanostructures, Vienna University of Technology, Gusshausstrasse 29/387, A-1040 Vienna","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082758776","display_name":"Tom\u00e1\u0161 Roch","orcid":"https://orcid.org/0000-0002-6989-8774","observed_orcids":["https://orcid.org/0000-0002-6989-8774"]},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"T. Roch","raw_affiliation_strings":["Institute of Solid-State Electronics and Center for Micro- and Nanostrucutres, Vienna University of Technology, Floragasse 7/1, A-1040 Vienna"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Solid-State Electronics and Center for Micro- and Nanostrucutres, Vienna University of Technology, Floragasse 7/1, A-1040 Vienna","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025854036","display_name":"Werner Schrenk","orcid":"https://orcid.org/0000-0003-1816-9800","observed_orcids":["https://orcid.org/0000-0003-1816-9800"]},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"W. Schrenk","raw_affiliation_strings":["Institute of Solid-State Electronics and Center for Micro- and Nanostrucutres, Vienna University of Technology, Floragasse 7/1, A-1040 Vienna"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Solid-State Electronics and Center for Micro- and Nanostrucutres, Vienna University of Technology, Floragasse 7/1, A-1040 Vienna","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037608786","display_name":"G. Strasser","orcid":"https://orcid.org/0000-0003-0147-0883","observed_orcids":["https://orcid.org/0000-0003-0147-0883"]},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"G. Strasser","raw_affiliation_strings":["Institute of Solid-State Electronics and Center for Micro- and Nanostrucutres, Vienna University of Technology, Floragasse 7/1, A-1040 Vienna"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Solid-State Electronics and Center for Micro- and Nanostrucutres, Vienna University of Technology, Floragasse 7/1, A-1040 Vienna","institution_ids":["https://openalex.org/I145847075"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I145847075"],"apc_list":null,"apc_paid":null,"fwci":1.5063,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.78166907,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":null,"issue":null,"first_page":"WB5","last_page":"WB5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11429","display_name":"Semiconductor Lasers and Optical Devices","score":0.5727999806404114,"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/T11429","display_name":"Semiconductor Lasers and Optical Devices","score":0.5727999806404114,"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/T11111","display_name":"Spectroscopy and Laser Applications","score":0.33469998836517334,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12760","display_name":"Laser Design and Applications","score":0.02810000069439411,"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/terahertz-quantum-cascade-lasers","display_name":"terahertz quantum cascade lasers","score":0.968999981880188},{"id":"https://openalex.org/keywords/doping-concentration","display_name":"doping concentration","score":0.9330000281333923},{"id":"https://openalex.org/keywords/threshold-current-density","display_name":"threshold current density","score":0.9769999980926514},{"id":"https://openalex.org/keywords/power-output","display_name":"output power","score":0.9810000061988831}],"concepts":[{"id":"https://openalex.org/C107816215","wikidata":"https://www.wikidata.org/wiki/Q647887","display_name":"Terahertz radiation","level":2,"score":0.869154691696167},{"id":"https://openalex.org/C34146451","wikidata":"https://www.wikidata.org/wiki/Q5048094","display_name":"Cascade","level":2,"score":0.7832527160644531},{"id":"https://openalex.org/C57863236","wikidata":"https://www.wikidata.org/wiki/Q1130571","display_name":"Doping","level":2,"score":0.737076461315155},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.6962929964065552},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.6756272912025452},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5726457834243774},{"id":"https://openalex.org/C2776957298","wikidata":"https://www.wikidata.org/wiki/Q1407411","display_name":"Quantum cascade laser","level":3,"score":0.5323408246040344},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.4698813259601593},{"id":"https://openalex.org/C29169072","wikidata":"https://www.wikidata.org/wiki/Q521166","display_name":"Quantum well","level":3,"score":0.45208656787872314},{"id":"https://openalex.org/C116659846","wikidata":"https://www.wikidata.org/wiki/Q7187834","display_name":"Photomixing","level":5,"score":0.4215394854545593},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.32921987771987915},{"id":"https://openalex.org/C133033976","wikidata":"https://www.wikidata.org/wiki/Q2054070","display_name":"Far-infrared laser","level":3,"score":0.31752175092697144},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2761642634868622},{"id":"https://openalex.org/C112184408","wikidata":"https://www.wikidata.org/wiki/Q7701523","display_name":"Terahertz metamaterials","level":4,"score":0.13331085443496704},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.07370266318321228},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.06536367535591125},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1364/otst.2007.wb5","doi":"https://doi.org/10.1364/otst.2007.wb5","is_oa":false,"landing_page_url":"https://doi.org/10.1364/otst.2007.wb5","pdf_url":null,"source":{"id":"https://openalex.org/S7407088128","display_name":"Optical Terahertz Science and Technology (OTST)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optical Terahertz Science and Technology","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1670099444","https://openalex.org/W1975313642","https://openalex.org/W2002969224","https://openalex.org/W2009465374","https://openalex.org/W2012012749","https://openalex.org/W2018939087","https://openalex.org/W2021935294","https://openalex.org/W2030682623","https://openalex.org/W2041238948","https://openalex.org/W2058464013","https://openalex.org/W2085763897","https://openalex.org/W2094124866"],"related_works":["https://openalex.org/W1983388716","https://openalex.org/W2159298074","https://openalex.org/W2002969224","https://openalex.org/W3144806208","https://openalex.org/W2066772686","https://openalex.org/W1670099444","https://openalex.org/W2030682623","https://openalex.org/W4297099496","https://openalex.org/W2018602572","https://openalex.org/W2094415962"],"abstract_inverted_index":{"We":[0],"present":[1],"the":[2,5,25],"effects":[3],"of":[4,11],"doping":[6],"concentration":[7],"on":[8],"a":[9],"set":[10],"terahertz":[12],"quantum-cascade-lasers":[13],"emitting":[14],"around":[15],"2.75":[16],"THz.":[17],"The":[18,27],"threshold":[19],"current":[20],"density":[21],"decreases":[22],"linearly":[23],"with":[24],"doping.":[26],"output":[28],"power":[29],"drops":[30],"monotonically.":[31]},"counts_by_year":[{"year":2014,"cited_by_count":1}],"updated_date":"2026-10-05T09:50:58.205359","created_date":"2016-06-24T00:00:00"}
