{"id":"https://openalex.org/W3131248406","doi":"https://doi.org/10.1109/ecoc48923.2020.9333238","title":"Record Unrepeatered 400G 16QAM Signal Transmission over 526 km of Terrestrial Ultra-Low Loss Optical Fiber","display_name":"Record Unrepeatered 400G 16QAM Signal Transmission over 526 km of Terrestrial Ultra-Low Loss Optical Fiber","publication_year":2020,"publication_date":"2020-12-01","ids":{"openalex":"https://openalex.org/W3131248406","doi":"https://doi.org/10.1109/ecoc48923.2020.9333238","mag":"3131248406"},"language":"en","primary_location":{"id":"doi:10.1109/ecoc48923.2020.9333238","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ecoc48923.2020.9333238","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 European Conference on Optical Communications (ECOC)","raw_type":"proceedings-article"},"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/A5005958894","display_name":"Yaroslav Tezadov","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yaroslav Tezadov","raw_affiliation_strings":["IPG IRE-Polus, Moscow, Russia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IPG IRE-Polus, Moscow, Russia","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010100469","display_name":"Sergey Otradnov","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sergey Otradnov","raw_affiliation_strings":["IPG IRE-Polus, Moscow, Russia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IPG IRE-Polus, Moscow, Russia","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087203987","display_name":"Nikita Korotkov","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Nikita Korotkov","raw_affiliation_strings":["Corning SNG, Moscow, Russia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Corning SNG, Moscow, Russia","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019348725","display_name":"Sergejs Makovejs","orcid":"https://orcid.org/0000-0002-0467-7778"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sergejs Makovejs","raw_affiliation_strings":["Corning, Ewloe, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Corning, Ewloe, UK","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071733901","display_name":"Cristiano Mornatta","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Cristiano Mornatta","raw_affiliation_strings":["IPG Photonics, Cerro Maggiore, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IPG Photonics, Cerro Maggiore, Milan, Italy","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5022341386","display_name":"A. Festa","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Alessandro Festa","raw_affiliation_strings":["IPG Photonics, Cerro Maggiore, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IPG Photonics, Cerro Maggiore, Milan, Italy","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.16319946,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"3"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10232","display_name":"Optical Network Technologies","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10232","display_name":"Optical Network Technologies","score":1.0,"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/T10767","display_name":"Advanced Photonic Communication Systems","score":0.9998000264167786,"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/T10847","display_name":"Advanced Optical Network Technologies","score":0.9994000196456909,"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/amplifier","display_name":"Amplifier","score":0.6138445734977722},{"id":"https://openalex.org/keywords/optical-amplifier","display_name":"Optical amplifier","score":0.5804275274276733},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.5745190382003784},{"id":"https://openalex.org/keywords/span","display_name":"Span (engineering)","score":0.5728231072425842},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.5432473421096802},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.5009074211120605},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4933532774448395},{"id":"https://openalex.org/keywords/optical-fiber","display_name":"Optical fiber","score":0.4724372327327728},{"id":"https://openalex.org/keywords/quadrature-amplitude-modulation","display_name":"Quadrature amplitude modulation","score":0.46047013998031616},{"id":"https://openalex.org/keywords/transmission-loss","display_name":"Transmission loss","score":0.41395968198776245},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.3628461956977844},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25376278162002563},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.1661975085735321},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1385699212551117},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.13557088375091553},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.1126074492931366},{"id":"https://openalex.org/keywords/laser","display_name":"Laser","score":0.09862858057022095}],"concepts":[{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.6138445734977722},{"id":"https://openalex.org/C101649071","wikidata":"https://www.wikidata.org/wiki/Q1359305","display_name":"Optical amplifier","level":3,"score":0.5804275274276733},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.5745190382003784},{"id":"https://openalex.org/C2778753569","wikidata":"https://www.wikidata.org/wiki/Q1960395","display_name":"Span (engineering)","level":2,"score":0.5728231072425842},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5432473421096802},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.5009074211120605},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4933532774448395},{"id":"https://openalex.org/C194232370","wikidata":"https://www.wikidata.org/wiki/Q162","display_name":"Optical fiber","level":2,"score":0.4724372327327728},{"id":"https://openalex.org/C32409245","wikidata":"https://www.wikidata.org/wiki/Q749753","display_name":"Quadrature amplitude modulation","level":4,"score":0.46047013998031616},{"id":"https://openalex.org/C2779753020","wikidata":"https://www.wikidata.org/wiki/Q19929660","display_name":"Transmission loss","level":2,"score":0.41395968198776245},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.3628461956977844},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25376278162002563},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.1661975085735321},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1385699212551117},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13557088375091553},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.1126074492931366},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.09862858057022095},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C147176958","wikidata":"https://www.wikidata.org/wiki/Q77590","display_name":"Civil engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ecoc48923.2020.9333238","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ecoc48923.2020.9333238","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 European Conference on Optical Communications (ECOC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","display_name":"Life below water","score":0.4099999964237213}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W2107158777","https://openalex.org/W2531921046","https://openalex.org/W2792914610","https://openalex.org/W2798413683"],"related_works":["https://openalex.org/W4229054622","https://openalex.org/W4283651310","https://openalex.org/W4283803146","https://openalex.org/W4283792424","https://openalex.org/W1981806906","https://openalex.org/W4205134996","https://openalex.org/W2073731920","https://openalex.org/W2330319906","https://openalex.org/W2313801060","https://openalex.org/W2803237242"],"abstract_inverted_index":{"We":[0],"demonstrated":[1],"a":[2],"record":[3],"transmission":[4],"of":[5,12],"400G":[6],"16QAM":[7],"signal":[8],"over":[9],"526":[10],"km":[11],"terrestrial":[13],"ultra-low":[14],"loss":[15,40],"and":[16,24],"large":[17],"effective":[18],"area":[19],"fibers.":[20],"Third-order":[21],"Raman":[22],"amplifiers":[23],"Remote":[25],"Optical":[26],"Pump":[27],"Amplifiers":[28],"(ROPA)":[29],"were":[30],"used":[31],"to":[32],"achieve":[33],"the":[34],"best-in-class":[35],"performance.":[36],"The":[37],"total":[38],"span":[39],"was":[41],"86.24":[42],"dB.":[43]},"counts_by_year":[{"year":2025,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}