{"id":"https://openalex.org/W7160990488","doi":"https://doi.org/10.1364/optica.585922","title":"Ultra-broadband THz emission from one- and two-color laser-induced microplasmas at a high repetition rate","display_name":"Ultra-broadband THz emission from one- and two-color laser-induced microplasmas at a high repetition rate","publication_year":2026,"publication_date":"2026-05-13","ids":{"openalex":"https://openalex.org/W7160990488","doi":"https://doi.org/10.1364/optica.585922"},"language":"en","primary_location":{"id":"doi:10.1364/optica.585922","doi":"https://doi.org/10.1364/optica.585922","is_oa":true,"landing_page_url":"https://doi.org/10.1364/optica.585922","pdf_url":null,"source":{"id":"https://openalex.org/S4210197940","display_name":"Optica","issn_l":"2334-2536","issn":["2334-2536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-a","jufo-3","norway-2","oarl","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315679","host_organization_name":"Optica Publishing Group","host_organization_lineage":["https://openalex.org/P4310315679"],"host_organization_lineage_names":["Optica Publishing Group"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optica","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1364/optica.585922","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5125371986","display_name":"Etienne Cardi","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Etienne Cardi","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087284276","display_name":"Stefan Skupin","orcid":"https://orcid.org/0000-0002-9215-1150","observed_orcids":["https://orcid.org/0000-0002-9215-1150"]},"institutions":[{"id":"https://openalex.org/I100532134","display_name":"Lyon 1 Universit\u00e9","ror":"https://ror.org/029brtt94","country_code":"FR","type":"education","lineage":["https://openalex.org/I100532134","https://openalex.org/I203339264"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Stefan Skupin","raw_affiliation_strings":["Universit\u00e9 Lyon 1, CNRS"],"raw_orcid":"https://orcid.org/0000-0002-9215-1150","affiliations":[{"raw_affiliation_string":"Universit\u00e9 Lyon 1, CNRS","institution_ids":["https://openalex.org/I100532134","https://openalex.org/I1294671590"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007467957","display_name":"Luc Berg\u00e9","orcid":"https://orcid.org/0000-0002-5531-7692","observed_orcids":["https://orcid.org/0000-0002-5531-7692"]},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I15057530","display_name":"Universit\u00e9 de Bordeaux","ror":"https://ror.org/057qpr032","country_code":"FR","type":"education","lineage":["https://openalex.org/I15057530"]},{"id":"https://openalex.org/I2738703131","display_name":"Commissariat \u00e0 l'\u00c9nergie Atomique et aux \u00c9nergies Alternatives","ror":"https://ror.org/00jjx8s55","country_code":"FR","type":"government","lineage":["https://openalex.org/I2738703131"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Luc Berg\u00e9","raw_affiliation_strings":["Universit\u00e9 de Bordeaux, CNRS, CEA"],"raw_orcid":"https://orcid.org/0000-0002-5531-7692","affiliations":[{"raw_affiliation_string":"Universit\u00e9 de Bordeaux, CNRS, CEA","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I15057530","https://openalex.org/I2738703131"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025380263","display_name":"Tatsunosuke Hanano","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I142637625","display_name":"Okinawa Institute of Science and Technology Graduate University","ror":"https://ror.org/02qg15b79","country_code":"JP","type":"education","lineage":["https://openalex.org/I142637625"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tatsunosuke Hanano","raw_affiliation_strings":["Okinawa Institute of Science and Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Okinawa Institute of Science and Technology","institution_ids":["https://openalex.org/I142637625"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013601545","display_name":"Takumi Fukuda","orcid":"https://orcid.org/0000-0003-3735-8017","observed_orcids":["https://orcid.org/0000-0003-3735-8017"]},"institutions":[{"id":"https://openalex.org/I142637625","display_name":"Okinawa Institute of Science and Technology Graduate University","ror":"https://ror.org/02qg15b79","country_code":"JP","type":"education","lineage":["https://openalex.org/I142637625"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takumi Fukuda","raw_affiliation_strings":["Okinawa Institute of Science and Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Okinawa Institute of Science and Technology","institution_ids":["https://openalex.org/I142637625"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088360011","display_name":"David R. Bacon","orcid":"https://orcid.org/0000-0001-8385-0614","observed_orcids":["https://orcid.org/0000-0001-8385-0614"]},"institutions":[{"id":"https://openalex.org/I142637625","display_name":"Okinawa Institute of Science and Technology Graduate University","ror":"https://ror.org/02qg15b79","country_code":"JP","type":"education","lineage":["https://openalex.org/I142637625"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"David R. Bacon","raw_affiliation_strings":["Okinawa Institute of Science and Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Okinawa Institute of Science and Technology","institution_ids":["https://openalex.org/I142637625"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030768619","display_name":"Julien Mad\u00e9o","orcid":"https://orcid.org/0000-0002-1711-5010","observed_orcids":["https://orcid.org/0000-0002-1711-5010"]},"institutions":[{"id":"https://openalex.org/I142637625","display_name":"Okinawa Institute of Science and Technology Graduate University","ror":"https://ror.org/02qg15b79","country_code":"JP","type":"education","lineage":["https://openalex.org/I142637625"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Julien Mad\u00e9o","raw_affiliation_strings":["Okinawa Institute of Science and Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Okinawa Institute of Science and Technology","institution_ids":["https://openalex.org/I142637625"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077827927","display_name":"Keshav M. Dani","orcid":"https://orcid.org/0000-0003-3917-6305","observed_orcids":["https://orcid.org/0000-0003-3917-6305"]},"institutions":[{"id":"https://openalex.org/I142637625","display_name":"Okinawa Institute of Science and Technology Graduate University","ror":"https://ror.org/02qg15b79","country_code":"JP","type":"education","lineage":["https://openalex.org/I142637625"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Keshav M. Dani","raw_affiliation_strings":["Okinawa Institute of Science and Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Okinawa Institute of Science and Technology","institution_ids":["https://openalex.org/I142637625"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107895715","display_name":"Sukhdeep S. Dhillon","orcid":"https://orcid.org/0000-0002-5487-9570","observed_orcids":["https://orcid.org/0000-0002-5487-9570"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sukhdeep S. Dhillon","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085504386","display_name":"Juliette Mangeney","orcid":"https://orcid.org/0000-0002-4354-4257","observed_orcids":["https://orcid.org/0000-0002-4354-4257"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Juliette Mangeney","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-4354-4257","affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5044148579","display_name":"J. Tignon","orcid":"https://orcid.org/0000-0002-7599-9889","observed_orcids":["https://orcid.org/0000-0002-7599-9889"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J\u00e9r\u00f4me Tignon","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-7599-9889","affiliations":[]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3208,"currency":"USD","value_usd":3208},"apc_paid":{"value":3208,"currency":"USD","value_usd":3208},"fwci":1.4161,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.82432153,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"13","issue":"7","first_page":"1294","last_page":"1294"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10752","display_name":"Terahertz technology and applications","score":0.8827999830245972,"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/T10752","display_name":"Terahertz technology and applications","score":0.8827999830245972,"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/T10566","display_name":"Laser-Matter Interactions and Applications","score":0.08540000021457672,"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/T10384","display_name":"Laser-Plasma Interactions and Diagnostics","score":0.012600000016391277,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"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/terahertz-emission","display_name":"terahertz emission","score":0.8700000047683716},{"id":"https://openalex.org/keywords/two-color-laser-excitation","display_name":"two-color laser excitation","score":0.8410000205039978},{"id":"https://openalex.org/keywords/femtosecond-fiber-laser","display_name":"femtosecond fiber laser","score":0.8529999852180481},{"id":"https://openalex.org/keywords/high-repetition-rate","display_name":"high repetition rate","score":0.9480000138282776},{"id":"https://openalex.org/keywords/tight-focusing","display_name":"tight focusing","score":0.574999988079071},{"id":"https://openalex.org/keywords/air-plasma","display_name":"air plasma","score":0.4909999966621399},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"signal-to-noise ratio","score":0.6570000052452087},{"id":"https://openalex.org/keywords/mid-infrared","display_name":"mid-infrared","score":0.5989999771118164}],"concepts":[{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.46950000524520874},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4415000081062317},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.43790000677108765},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.4133000075817108},{"id":"https://openalex.org/C2776141515","wikidata":"https://www.wikidata.org/wiki/Q1274479","display_name":"Repetition (rhetorical device)","level":2,"score":0.3971000015735626},{"id":"https://openalex.org/C107816215","wikidata":"https://www.wikidata.org/wiki/Q647887","display_name":"Terahertz radiation","level":2,"score":0.3677999973297119},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.272599995136261},{"id":"https://openalex.org/C97126364","wikidata":"https://www.wikidata.org/wiki/Q349669","display_name":"Resonator","level":2,"score":0.2678999900817871},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.23800000548362732},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.2079000025987625}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1364/optica.585922","doi":"https://doi.org/10.1364/optica.585922","is_oa":true,"landing_page_url":"https://doi.org/10.1364/optica.585922","pdf_url":null,"source":{"id":"https://openalex.org/S4210197940","display_name":"Optica","issn_l":"2334-2536","issn":["2334-2536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-a","jufo-3","norway-2","oarl","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315679","host_organization_name":"Optica Publishing Group","host_organization_lineage":["https://openalex.org/P4310315679"],"host_organization_lineage_names":["Optica Publishing Group"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optica","raw_type":"journal-article"},{"id":"pmh:oai:HAL:hal-05759116v1","doi":null,"is_oa":true,"landing_page_url":"https://hal.science/hal-05759116","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405252976","host_organization_name":"Centre pour la Communication Scientifique Directe","host_organization_lineage":["https://openalex.org/I4405252976"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Optica, 2026, 13 (7), pp.1294. &#x27E8;10.1364/OPTICA.585922&#x27E9;","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1364/optica.585922","doi":"https://doi.org/10.1364/optica.585922","is_oa":true,"landing_page_url":"https://doi.org/10.1364/optica.585922","pdf_url":null,"source":{"id":"https://openalex.org/S4210197940","display_name":"Optica","issn_l":"2334-2536","issn":["2334-2536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-a","jufo-3","norway-2","oarl","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315679","host_organization_name":"Optica Publishing Group","host_organization_lineage":["https://openalex.org/P4310315679"],"host_organization_lineage_names":["Optica Publishing Group"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optica","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G7173907234","display_name":"Tera-Hertz generation from femtosecond laser induced micro-plasma","funder_award_id":"ANR-24-CE30-0621","funder_id":"https://openalex.org/F4320320883","funder_display_name":"Agence Nationale de la Recherche"}],"funders":[{"id":"https://openalex.org/F4320320883","display_name":"Agence Nationale de la Recherche","ror":"https://ror.org/00rbzpz17"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":49,"referenced_works":["https://openalex.org/W1572068765","https://openalex.org/W1966826333","https://openalex.org/W1969413022","https://openalex.org/W2004156688","https://openalex.org/W2005720013","https://openalex.org/W2007607761","https://openalex.org/W2013926167","https://openalex.org/W2014104377","https://openalex.org/W2022089610","https://openalex.org/W2023543129","https://openalex.org/W2024200207","https://openalex.org/W2033104487","https://openalex.org/W2047300146","https://openalex.org/W2062217661","https://openalex.org/W2065558982","https://openalex.org/W2088349846","https://openalex.org/W2092635642","https://openalex.org/W2093770132","https://openalex.org/W2095247567","https://openalex.org/W2100192026","https://openalex.org/W2102191115","https://openalex.org/W2113925307","https://openalex.org/W2126356559","https://openalex.org/W2142177870","https://openalex.org/W2313936421","https://openalex.org/W2314501600","https://openalex.org/W2427752994","https://openalex.org/W2519317228","https://openalex.org/W2564405682","https://openalex.org/W2604829471","https://openalex.org/W2794678762","https://openalex.org/W2916674581","https://openalex.org/W2921002483","https://openalex.org/W2946284589","https://openalex.org/W2948564343","https://openalex.org/W2961109485","https://openalex.org/W2973487528","https://openalex.org/W2999368693","https://openalex.org/W3091797168","https://openalex.org/W3110092655","https://openalex.org/W3206235920","https://openalex.org/W4200339480","https://openalex.org/W4313481852","https://openalex.org/W4313555657","https://openalex.org/W4392808677","https://openalex.org/W4401747688","https://openalex.org/W4402335751","https://openalex.org/W4405367963","https://openalex.org/W4406773015"],"related_works":["https://openalex.org/W7124130557","https://openalex.org/W7118738180","https://openalex.org/W2766295486","https://openalex.org/W2883962976","https://openalex.org/W4295111848","https://openalex.org/W2067901922","https://openalex.org/W2886852475","https://openalex.org/W2328559481","https://openalex.org/W4406773015","https://openalex.org/W2775130216"],"abstract_inverted_index":{"The":[0],"development":[1],"of":[2,68,81,122,170],"terahertz":[3],"(THz)":[4],"sources":[5,173],"is":[6],"meeting":[7],"a":[8,49,99,141,154,163],"widely":[9],"increasing":[10],"interest":[11],"due":[12],"to":[13,22,44,56],"their":[14,59],"numerous":[15],"applications":[16,60],"across":[17],"various":[18],"technological":[19],"fields":[20],"and":[21,83,104,118,129,145,182],"answer":[23],"fundamental":[24],"questions":[25],"in":[26,48,90,113,126],"many":[27],"scientific":[28],"areas,":[29],"e.g.,":[30],"condensed":[31],"matter":[32],"physics.":[33],"For":[34],"such":[35],"purposes,":[36],"plasmas":[37],"have":[38,61],"emerged":[39],"as":[40],"promising":[41,164],"THz":[42,55,85,124,138,143,172,184],"emitters":[43],"study":[45,119],"phenomena":[46],"coherently":[47],"large":[50],"spectral":[51],"region":[52],"extending":[53],"from":[54,87],"mid-IR,":[57],"but":[58],"often":[62],"been":[63],"restricted":[64],"by":[65,93],"intrinsic":[66],"limitations":[67],"noisy":[69],"kHz-class":[70],"systems":[71],"with":[72,140,151,153],"mJ":[73],"pulse":[74,106],"energies.":[75,107],"Here,":[76],"we":[77,135],"demonstrate":[78],"the":[79,110,120,123,127,133,167],"generation":[80,139],"intense":[82],"broadband":[84],"radiation":[86],"laser-induced":[88],"micro-plasmas":[89],"air,":[91],"driven":[92],"femtosecond":[94],"fiber":[95],"lasers":[96],"operating":[97],"at":[98,174],"200":[100],"kHz":[101],"repetition":[102,155,176],"rate":[103,156],"\u00b5J":[105],"We":[108],"investigate":[109],"tight-focusing":[111],"regime":[112],"which":[114],"microplasmas":[115],"are":[116],"created":[117],"characteristics":[121],"emission":[125],"one-":[128],"two-color":[130],"configurations.":[131],"In":[132],"latter,":[134],"report":[136],"efficient":[137],"30":[142],"bandwidth":[144],"high":[146,175,179],"peak":[147],"amplitudes":[148],"on":[149],"par":[150],"mJ-systems":[152],"100":[157],"times":[158],"higher.":[159],"These":[160],"results":[161],"offer":[162],"path":[165],"toward":[166],"practical":[168],"implementation":[169],"plasma-based":[171],"rates":[177],"for":[178],"signal-to-noise,":[180],"broadband,":[181],"phonon-less":[183],"spectroscopy.":[185]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-10-25T09:29:13.331239","created_date":"2026-05-14T00:00:00"}
