{"id":"https://openalex.org/W3208555366","doi":"https://doi.org/10.1088/0026-1394/58/1a/08018","title":"International comparison CCQM-K74.2018: Nitrogen dioxide, 10 \u03bcmol mol-1","display_name":"International comparison CCQM-K74.2018: Nitrogen dioxide, 10 \u03bcmol mol-1","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3208555366","doi":"https://doi.org/10.1088/0026-1394/58/1a/08018","mag":"3208555366"},"language":"en","primary_location":{"id":"doi:10.1088/0026-1394/58/1a/08018","doi":"https://doi.org/10.1088/0026-1394/58/1a/08018","is_oa":false,"landing_page_url":"https://doi.org/10.1088/0026-1394/58/1a/08018","pdf_url":null,"source":{"id":"https://openalex.org/S7291761","display_name":"Metrologia","issn_l":"0026-1394","issn":["0026-1394","1681-7575"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-2","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Metrologia","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hdl.handle.net/11696/83861","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5102719691","display_name":"Edgar Flores","orcid":"https://orcid.org/0000-0003-1910-7265","observed_orcids":["https://orcid.org/0000-0003-1910-7265"]},"institutions":[{"id":"https://openalex.org/I883101600","display_name":"Bureau international des poids et mesures","ror":"https://ror.org/055vkyj43","country_code":"FR","type":"government","lineage":["https://openalex.org/I883101600"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Edgar Flores","raw_affiliation_strings":["Bureau International des Poids et Mesures, Pavillon de Breteuil, F-92312 S\u00e8vres Cedex, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bureau International des Poids et Mesures, Pavillon de Breteuil, F-92312 S\u00e8vres Cedex, France","institution_ids":["https://openalex.org/I883101600"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033659882","display_name":"Jo\u00eble Viallon","orcid":"https://orcid.org/0000-0001-8934-9484","observed_orcids":["https://orcid.org/0000-0001-8934-9484"]},"institutions":[{"id":"https://openalex.org/I883101600","display_name":"Bureau international des poids et mesures","ror":"https://ror.org/055vkyj43","country_code":"FR","type":"government","lineage":["https://openalex.org/I883101600"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Jo\u00eble Viallon","raw_affiliation_strings":["Bureau International des Poids et Mesures, Pavillon de Breteuil, F-92312 S\u00e8vres Cedex, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bureau International des Poids et Mesures, Pavillon de Breteuil, F-92312 S\u00e8vres Cedex, France","institution_ids":["https://openalex.org/I883101600"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064631825","display_name":"Faraz Idrees","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I883101600","display_name":"Bureau international des poids et mesures","ror":"https://ror.org/055vkyj43","country_code":"FR","type":"government","lineage":["https://openalex.org/I883101600"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Faraz Idrees","raw_affiliation_strings":["Bureau International des Poids et Mesures, Pavillon de Breteuil, F-92312 S\u00e8vres Cedex, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bureau International des Poids et Mesures, Pavillon de Breteuil, F-92312 S\u00e8vres Cedex, France","institution_ids":["https://openalex.org/I883101600"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039598604","display_name":"Philippe Moussay","orcid":"https://orcid.org/0000-0001-8806-0515","observed_orcids":["https://orcid.org/0000-0001-8806-0515"]},"institutions":[{"id":"https://openalex.org/I883101600","display_name":"Bureau international des poids et mesures","ror":"https://ror.org/055vkyj43","country_code":"FR","type":"government","lineage":["https://openalex.org/I883101600"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Philippe Moussay","raw_affiliation_strings":["Bureau International des Poids et Mesures, Pavillon de Breteuil, F-92312 S\u00e8vres Cedex, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bureau International des Poids et Mesures, Pavillon de Breteuil, F-92312 S\u00e8vres Cedex, France","institution_ids":["https://openalex.org/I883101600"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032456042","display_name":"Robert Ian Wielgosz","orcid":"https://orcid.org/0009-0001-3803-0825","observed_orcids":["https://orcid.org/0009-0001-3803-0825"]},"institutions":[{"id":"https://openalex.org/I883101600","display_name":"Bureau international des poids et mesures","ror":"https://ror.org/055vkyj43","country_code":"FR","type":"government","lineage":["https://openalex.org/I883101600"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Robert Wielgosz","raw_affiliation_strings":["Bureau International des Poids et Mesures, Pavillon de Breteuil, F-92312 S\u00e8vres Cedex, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bureau International des Poids et Mesures, Pavillon de Breteuil, F-92312 S\u00e8vres Cedex, France","institution_ids":["https://openalex.org/I883101600"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Uehara Shinji","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210155996","display_name":"Chemicals Evaluation and Research Institute","ror":"https://ror.org/05b6qj426","country_code":"JP","type":"other","lineage":["https://openalex.org/I4210155996"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Uehara Shinji","raw_affiliation_strings":["Chemicals Evaluation and Research Institute (CERI), Japan, 1600 Shimotakano,Sugito-machi, Kitakatsushika-gun,Saitama 345-0043, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chemicals Evaluation and Research Institute (CERI), Japan, 1600 Shimotakano,Sugito-machi, Kitakatsushika-gun,Saitama 345-0043, Japan","institution_ids":["https://openalex.org/I4210155996"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083014178","display_name":"Dariusz Cieciora","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210142792","display_name":"Central Office of Measures","ror":"https://ror.org/039f8sh24","country_code":"PL","type":"government","lineage":["https://openalex.org/I4210142792"]}],"countries":["PL"],"is_corresponding":false,"raw_author_name":"Dariusz Cieciora","raw_affiliation_strings":["Central Office of Measures, G\u0142\u00f3wny Urz\u0105d Miar (GUM), Elektoralna 2; 00-139 Warsaw; Poland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Central Office of Measures, G\u0142\u00f3wny Urz\u0105d Miar (GUM), Elektoralna 2; 00-139 Warsaw; Poland","institution_ids":["https://openalex.org/I4210142792"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062412968","display_name":"Francesca Rolle","orcid":"https://orcid.org/0000-0002-0315-3315","observed_orcids":["https://orcid.org/0000-0002-0315-3315"]},"institutions":[{"id":"https://openalex.org/I4210136559","display_name":"Istituto Nazionale di Ricerca Metrologica","ror":"https://ror.org/03vn1bh77","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210104593","https://openalex.org/I4210136559","https://openalex.org/I4392021227"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Francesca Rolle","raw_affiliation_strings":["Istituto Nazionale di Ricerca Metrologica (INRIM), Strada delle Cacce 91, I-10135 Torino, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Istituto Nazionale di Ricerca Metrologica (INRIM), Strada delle Cacce 91, I-10135 Torino, Italy","institution_ids":["https://openalex.org/I4210136559"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091771927","display_name":"Michela Sega","orcid":"https://orcid.org/0000-0002-1671-0301","observed_orcids":["https://orcid.org/0000-0002-1671-0301"]},"institutions":[{"id":"https://openalex.org/I4210136559","display_name":"Istituto Nazionale di Ricerca Metrologica","ror":"https://ror.org/03vn1bh77","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210104593","https://openalex.org/I4210136559","https://openalex.org/I4392021227"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Michela Sega","raw_affiliation_strings":["Istituto Nazionale di Ricerca Metrologica (INRIM), Strada delle Cacce 91, I-10135 Torino, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Istituto Nazionale di Ricerca Metrologica (INRIM), Strada delle Cacce 91, I-10135 Torino, Italy","institution_ids":["https://openalex.org/I4210136559"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102032307","display_name":"Oh Sang-Hyub","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2799611809","display_name":"Korea Research Institute of Standards and Science","ror":"https://ror.org/01az7b475","country_code":"KR","type":"facility","lineage":["https://openalex.org/I2799611809","https://openalex.org/I2801339556","https://openalex.org/I4210144908","https://openalex.org/I4387152098"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Oh Sang-Hyub","raw_affiliation_strings":["KRISS,1 Doryong-Dong, Yuseong-Gu, Daejeon 305-340, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KRISS,1 Doryong-Dong, Yuseong-Gu, Daejeon 305-340, Republic of Korea","institution_ids":["https://openalex.org/I2799611809"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025026948","display_name":"Tatiana Mac\u00e9","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210107682","display_name":"Laboratoire National de M\u00e9trologie et d'Essais","ror":"https://ror.org/01ph39d13","country_code":"FR","type":"other","lineage":["https://openalex.org/I4210107682"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Tatiana Mac\u00e9","raw_affiliation_strings":["Laboratoire National de m\u00e9trologie et d'Essais (LNE), 1, rue Gaston Boissier, 75 724 Paris Cedex 15, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire National de m\u00e9trologie et d'Essais (LNE), 1, rue Gaston Boissier, 75 724 Paris Cedex 15, France","institution_ids":["https://openalex.org/I4210107682"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088009339","display_name":"Christophe Sutour","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210107682","display_name":"Laboratoire National de M\u00e9trologie et d'Essais","ror":"https://ror.org/01ph39d13","country_code":"FR","type":"other","lineage":["https://openalex.org/I4210107682"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Christophe Sutour","raw_affiliation_strings":["Laboratoire National de m\u00e9trologie et d'Essais (LNE), 1, rue Gaston Boissier, 75 724 Paris Cedex 15, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire National de m\u00e9trologie et d'Essais (LNE), 1, rue Gaston Boissier, 75 724 Paris Cedex 15, France","institution_ids":["https://openalex.org/I4210107682"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044944835","display_name":"C\u00e9line Pascale","orcid":"https://orcid.org/0000-0001-8258-7228","observed_orcids":["https://orcid.org/0000-0001-8258-7228"]},"institutions":[{"id":"https://openalex.org/I4210103407","display_name":"Swiss Federal Institute of Metrology","ror":"https://ror.org/0115xv923","country_code":"CH","type":"government","lineage":["https://openalex.org/I4210103407"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Celine Pascale","raw_affiliation_strings":["Federal Office of Metrology (METAS), Gas Analysis Laboratory, Lindenweg 50, 3003 Bern-Wabern, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Federal Office of Metrology (METAS), Gas Analysis Laboratory, Lindenweg 50, 3003 Bern-Wabern, Switzerland","institution_ids":["https://openalex.org/I4210103407"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071556561","display_name":"Tiqiang Zhang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210162136","display_name":"National Institute of Metrology","ror":"https://ror.org/05dw0p167","country_code":"CN","type":"other","lineage":["https://openalex.org/I4210162136"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tiqiang Zhang","raw_affiliation_strings":["National Institute of Metrology (NIM), China, No.18, Bei-San-Huan Dong Str., Beijing 100013, People's Republic of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Metrology (NIM), China, No.18, Bei-San-Huan Dong Str., Beijing 100013, People's Republic of China","institution_ids":["https://openalex.org/I4210162136"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028808540","display_name":"Defa Wang","orcid":"https://orcid.org/0000-0001-7196-6898","observed_orcids":["https://orcid.org/0000-0001-7196-6898","https://orcid.org/0000-0002-2000-4725"]},"institutions":[{"id":"https://openalex.org/I4210162136","display_name":"National Institute of Metrology","ror":"https://ror.org/05dw0p167","country_code":"CN","type":"other","lineage":["https://openalex.org/I4210162136"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Defa Wang","raw_affiliation_strings":["National Institute of Metrology (NIM), China, No.18, Bei-San-Huan Dong Str., Beijing 100013, People's Republic of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Metrology (NIM), China, No.18, Bei-San-Huan Dong Str., Beijing 100013, People's Republic of China","institution_ids":["https://openalex.org/I4210162136"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034457748","display_name":"Hushu Guo","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210162136","display_name":"National Institute of Metrology","ror":"https://ror.org/05dw0p167","country_code":"CN","type":"other","lineage":["https://openalex.org/I4210162136"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hushu Guo","raw_affiliation_strings":["National Institute of Metrology (NIM), China, No.18, Bei-San-Huan Dong Str., Beijing 100013, People's Republic of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Metrology (NIM), China, No.18, Bei-San-Huan Dong Str., Beijing 100013, People's Republic of China","institution_ids":["https://openalex.org/I4210162136"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100313594","display_name":"Qian Han","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210162136","display_name":"National Institute of Metrology","ror":"https://ror.org/05dw0p167","country_code":"CN","type":"other","lineage":["https://openalex.org/I4210162136"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qian Han","raw_affiliation_strings":["National Institute of Metrology (NIM), China, No.18, Bei-San-Huan Dong Str., Beijing 100013, People's Republic of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Metrology (NIM), China, No.18, Bei-San-Huan Dong Str., Beijing 100013, People's Republic of China","institution_ids":["https://openalex.org/I4210162136"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013148351","display_name":"Damian E. Smeulders","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1319171921","display_name":"National Measurement Institute","ror":"https://ror.org/03be3fb73","country_code":"AU","type":"government","lineage":["https://openalex.org/I1319171921","https://openalex.org/I2801453606","https://openalex.org/I4387156119"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Damian Smeulders","raw_affiliation_strings":["National Measurement Institute Australia (NMIA), 36 Bradfield Rd, Lindfield NSW 2070, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Measurement Institute Australia (NMIA), 36 Bradfield Rd, Lindfield NSW 2070, Australia","institution_ids":["https://openalex.org/I1319171921"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028496816","display_name":"Mudalo Jozela","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210119037","display_name":"National Metrology Institute of South Africa","ror":"https://ror.org/02j01mp63","country_code":"ZA","type":"facility","lineage":["https://openalex.org/I4210119037"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Mudalo Jozela","raw_affiliation_strings":["National Metrology Institute of South Africa (NMISA), CSIR, Building 4 West, Meiring Naude Road Brummeria, 0184, Pretoria, South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Metrology Institute of South Africa (NMISA), CSIR, Building 4 West, Meiring Naude Road Brummeria, 0184, Pretoria, South Africa","institution_ids":["https://openalex.org/I4210119037"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086000526","display_name":"Napo Godwill Ntsasa","orcid":"https://orcid.org/0000-0002-3235-5178","observed_orcids":["https://orcid.org/0000-0002-3235-5178"]},"institutions":[{"id":"https://openalex.org/I4210119037","display_name":"National Metrology Institute of South Africa","ror":"https://ror.org/02j01mp63","country_code":"ZA","type":"facility","lineage":["https://openalex.org/I4210119037"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Napo Godwill Ntsasa","raw_affiliation_strings":["National Metrology Institute of South Africa (NMISA), CSIR, Building 4 West, Meiring Naude Road Brummeria, 0184, Pretoria, South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Metrology Institute of South Africa (NMISA), CSIR, Building 4 West, Meiring Naude Road Brummeria, 0184, Pretoria, South Africa","institution_ids":["https://openalex.org/I4210119037"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016074341","display_name":"James Tshilongo","orcid":"https://orcid.org/0000-0001-5661-4907","observed_orcids":["https://orcid.org/0000-0001-5661-4907"]},"institutions":[{"id":"https://openalex.org/I4210119037","display_name":"National Metrology Institute of South Africa","ror":"https://ror.org/02j01mp63","country_code":"ZA","type":"facility","lineage":["https://openalex.org/I4210119037"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"James Tshilongo","raw_affiliation_strings":["National Metrology Institute of South Africa (NMISA), CSIR, Building 4 West, Meiring Naude Road Brummeria, 0184, Pretoria, South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Metrology Institute of South Africa (NMISA), CSIR, Building 4 West, Meiring Naude Road Brummeria, 0184, Pretoria, South Africa","institution_ids":["https://openalex.org/I4210119037"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088080769","display_name":"Tshepiso Mphamo","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210119037","display_name":"National Metrology Institute of South Africa","ror":"https://ror.org/02j01mp63","country_code":"ZA","type":"facility","lineage":["https://openalex.org/I4210119037"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Tshepiso Mphamo","raw_affiliation_strings":["National Metrology Institute of South Africa (NMISA), CSIR, Building 4 West, Meiring Naude Road Brummeria, 0184, Pretoria, South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Metrology Institute of South Africa (NMISA), CSIR, Building 4 West, Meiring Naude Road Brummeria, 0184, Pretoria, South Africa","institution_ids":["https://openalex.org/I4210119037"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065316943","display_name":"Sivan Van Aswegen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I134421475","display_name":"National Physical Laboratory","ror":"https://ror.org/015w2mp89","country_code":"GB","type":"facility","lineage":["https://openalex.org/I134421475"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Sivan Van Aswegen","raw_affiliation_strings":["National Physical Laboratory (NPL), Hampton Road, Teddington, Middx, TW11 0LW, United Kingdom"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Physical Laboratory (NPL), Hampton Road, Teddington, Middx, TW11 0LW, United Kingdom","institution_ids":["https://openalex.org/I134421475"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079699208","display_name":"David R. Worton","orcid":"https://orcid.org/0000-0002-6558-5586","observed_orcids":["https://orcid.org/0000-0002-6558-5586"]},"institutions":[{"id":"https://openalex.org/I134421475","display_name":"National Physical Laboratory","ror":"https://ror.org/015w2mp89","country_code":"GB","type":"facility","lineage":["https://openalex.org/I134421475"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"David Worton","raw_affiliation_strings":["National Physical Laboratory (NPL), Hampton Road, Teddington, Middx, TW11 0LW, United Kingdom"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Physical Laboratory (NPL), Hampton Road, Teddington, Middx, TW11 0LW, United Kingdom","institution_ids":["https://openalex.org/I134421475"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005967694","display_name":"Paul J. Brewer","orcid":"https://orcid.org/0000-0002-7446-417X","observed_orcids":["https://orcid.org/0000-0002-7446-417X"]},"institutions":[{"id":"https://openalex.org/I134421475","display_name":"National Physical Laboratory","ror":"https://ror.org/015w2mp89","country_code":"GB","type":"facility","lineage":["https://openalex.org/I134421475"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Paul Brewer","raw_affiliation_strings":["National Physical Laboratory (NPL), Hampton Road, Teddington, Middx, TW11 0LW, United Kingdom"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Physical Laboratory (NPL), Hampton Road, Teddington, Middx, TW11 0LW, United Kingdom","institution_ids":["https://openalex.org/I134421475"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086274924","display_name":"Miroslava Valkov\u00e1","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210137616","display_name":"Slovensk\u00fd Metrologick\u00fd \u00dastav","ror":"https://ror.org/049p34y91","country_code":"SK","type":"government","lineage":["https://openalex.org/I4210137616"]}],"countries":["SK"],"is_corresponding":false,"raw_author_name":"Miroslava Valkova","raw_affiliation_strings":["Slovak Institute of Metrology (SMU), Karlovesk\u00e1 63, SK-842 55 Bratislava, Slovak Republic"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Slovak Institute of Metrology (SMU), Karlovesk\u00e1 63, SK-842 55 Bratislava, Slovak Republic","institution_ids":["https://openalex.org/I4210137616"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046828898","display_name":"Tan\u0131l Tarhan","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210124062","display_name":"T\u00fcbitak National Metrology Institute","ror":"https://ror.org/02zcjdk53","country_code":"TR","type":"facility","lineage":["https://openalex.org/I4210124062"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Tan\u0131l Tarhan","raw_affiliation_strings":["Gas Metrology Laboratory - T\u00dcB\u0130TAK (UME). Baris Mah. Dr. Zeki Acar Cad. No:1, 41470 Gebze / Kocaeli, Turkey"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Gas Metrology Laboratory - T\u00dcB\u0130TAK (UME). Baris Mah. Dr. Zeki Acar Cad. No:1, 41470 Gebze / Kocaeli, Turkey","institution_ids":["https://openalex.org/I4210124062"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047606144","display_name":"Olga V. Efremova","orcid":"https://orcid.org/0000-0002-3675-5726","observed_orcids":["https://orcid.org/0000-0002-3675-5726"]},"institutions":[{"id":"https://openalex.org/I4210102191","display_name":"D.I. Mendeleyev Institute for Metrology","ror":"https://ror.org/017c99632","country_code":"RU","type":"facility","lineage":["https://openalex.org/I4210102191"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"Olga Efremova","raw_affiliation_strings":["D.I.Mendeleyev Institute for Metrology (VNIIM), 19 Moskovsky pr., St. Petersburg, 190005 Russia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"D.I.Mendeleyev Institute for Metrology (VNIIM), 19 Moskovsky pr., St. Petersburg, 190005 Russia","institution_ids":["https://openalex.org/I4210102191"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012410719","display_name":"\u041b\u0435\u043e\u043d\u0438\u0434 \u0410\u043b\u0435\u043a\u0441\u0435\u0435\u0432\u0438\u0447 \u041a\u043e\u043d\u043e\u043f\u0435\u043b\u044c\u043a\u043e","orcid":"https://orcid.org/0000-0002-4942-8329","observed_orcids":["https://orcid.org/0000-0002-4942-8329"]},"institutions":[{"id":"https://openalex.org/I4210102191","display_name":"D.I. Mendeleyev Institute for Metrology","ror":"https://ror.org/017c99632","country_code":"RU","type":"facility","lineage":["https://openalex.org/I4210102191"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"Leonid Konopelko","raw_affiliation_strings":["D.I.Mendeleyev Institute for Metrology (VNIIM), 19 Moskovsky pr., St. Petersburg, 190005 Russia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"D.I.Mendeleyev Institute for Metrology (VNIIM), 19 Moskovsky pr., St. Petersburg, 190005 Russia","institution_ids":["https://openalex.org/I4210102191"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087938891","display_name":"Iris de Krom","orcid":"https://orcid.org/0000-0001-5895-5959","observed_orcids":["https://orcid.org/0000-0001-5895-5959"]},"institutions":[{"id":"https://openalex.org/I4210164637","display_name":"VSL National Metrology Institute","ror":"https://ror.org/05ap1vt50","country_code":"NL","type":"facility","lineage":["https://openalex.org/I4210164637"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Iris de Krom","raw_affiliation_strings":["Dutch National Metrology Institute - Van Swinden Laboratory (VSL), Thijsseweg 11 2629 JA Delft The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dutch National Metrology Institute - Van Swinden Laboratory (VSL), Thijsseweg 11 2629 JA Delft The Netherlands","institution_ids":["https://openalex.org/I4210164637"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038032234","display_name":"Stefan T. Persijn","orcid":"https://orcid.org/0000-0002-4356-4266","observed_orcids":["https://orcid.org/0000-0002-4356-4266"]},"institutions":[{"id":"https://openalex.org/I4210164637","display_name":"VSL National Metrology Institute","ror":"https://ror.org/05ap1vt50","country_code":"NL","type":"facility","lineage":["https://openalex.org/I4210164637"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Stefan Persijn","raw_affiliation_strings":["Dutch National Metrology Institute - Van Swinden Laboratory (VSL), Thijsseweg 11 2629 JA Delft The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dutch National Metrology Institute - Van Swinden Laboratory (VSL), Thijsseweg 11 2629 JA Delft The Netherlands","institution_ids":["https://openalex.org/I4210164637"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071906604","display_name":"Adriaan M. H. van der Veen","orcid":"https://orcid.org/0000-0002-9648-5123","observed_orcids":["https://orcid.org/0000-0002-9648-5123"]},"institutions":[{"id":"https://openalex.org/I4210164637","display_name":"VSL National Metrology Institute","ror":"https://ror.org/05ap1vt50","country_code":"NL","type":"facility","lineage":["https://openalex.org/I4210164637"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Adriaan van der Veen","raw_affiliation_strings":["Dutch National Metrology Institute - Van Swinden Laboratory (VSL), Thijsseweg 11 2629 JA Delft The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dutch National Metrology Institute - Van Swinden Laboratory (VSL), Thijsseweg 11 2629 JA Delft The Netherlands","institution_ids":["https://openalex.org/I4210164637"]}]}],"institutions":[],"countries_distinct_count":14,"institutions_distinct_count":15,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2850,"currency":"USD","value_usd":2850},"apc_paid":null,"fwci":0.6836,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.73683861,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"58","issue":"1A","first_page":"08018","last_page":"08018"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11890","display_name":"Scientific Measurement and Uncertainty Evaluation","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1804","display_name":"Statistics, Probability and Uncertainty"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T11890","display_name":"Scientific Measurement and Uncertainty Evaluation","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1804","display_name":"Statistics, Probability and Uncertainty"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12019","display_name":"Calibration and Measurement Techniques","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T12300","display_name":"Advanced Electrical Measurement Techniques","score":0.0,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/nitrogen-dioxide","display_name":"nitrogen dioxide","score":0.9089999794960022},{"id":"https://openalex.org/keywords/key-comparison","display_name":"key comparison","score":0.6470000147819519},{"id":"https://openalex.org/keywords/measurement-uncertainty","display_name":"measurement uncertainty","score":0.5950000286102295},{"id":"https://openalex.org/keywords/key-comparison-reference-value","display_name":"key comparison reference value","score":0.5400000214576721},{"id":"https://openalex.org/keywords/bias-assessment","display_name":"bias assessment","score":0.3019999861717224}],"concepts":[{"id":"https://openalex.org/C2994224358","wikidata":"https://www.wikidata.org/wiki/Q13649246","display_name":"Standard uncertainty","level":3,"score":0.7265370488166809},{"id":"https://openalex.org/C195766429","wikidata":"https://www.wikidata.org/wiki/Q394","display_name":"Metrology","level":2,"score":0.6481201648712158},{"id":"https://openalex.org/C2985213535","wikidata":"https://www.wikidata.org/wiki/Q1626599","display_name":"Reference values","level":2,"score":0.549528956413269},{"id":"https://openalex.org/C137209882","wikidata":"https://www.wikidata.org/wiki/Q1403517","display_name":"Measurement uncertainty","level":2,"score":0.48565399646759033},{"id":"https://openalex.org/C2993899435","wikidata":"https://www.wikidata.org/wiki/Q109535850","display_name":"Mutual recognition","level":2,"score":0.4839951992034912},{"id":"https://openalex.org/C111219384","wikidata":"https://www.wikidata.org/wiki/Q6954384","display_name":"NIST","level":2,"score":0.45306333899497986},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4323875308036804},{"id":"https://openalex.org/C22679943","wikidata":"https://www.wikidata.org/wiki/Q159375","display_name":"Standard deviation","level":2,"score":0.42919641733169556},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4111535847187042},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.4077126681804657},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.4055889844894409},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.24741661548614502},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.1496972143650055},{"id":"https://openalex.org/C107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","level":1,"score":0.1413550078868866},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.060452014207839966},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.0},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.0},{"id":"https://openalex.org/C155202549","wikidata":"https://www.wikidata.org/wiki/Q178803","display_name":"International trade","level":1,"score":0.0},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1088/0026-1394/58/1a/08018","doi":"https://doi.org/10.1088/0026-1394/58/1a/08018","is_oa":false,"landing_page_url":"https://doi.org/10.1088/0026-1394/58/1a/08018","pdf_url":null,"source":{"id":"https://openalex.org/S7291761","display_name":"Metrologia","issn_l":"0026-1394","issn":["0026-1394","1681-7575"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-2","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Metrologia","raw_type":"journal-article"},{"id":"pmh:oai:iris.inrim.it:11696/83861","doi":null,"is_oa":true,"landing_page_url":"https://hdl.handle.net/11696/83861","pdf_url":null,"source":{"id":"https://openalex.org/S4306400708","display_name":"CINECA IRIS Institutional Research Information System (IRIS Istituto Nazionale di Ricerca Metrologica)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I27837315","host_organization_name":"University of Michigan","host_organization_lineage":["https://openalex.org/I27837315"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:iris.inrim.it:11696/83861","doi":null,"is_oa":true,"landing_page_url":"https://hdl.handle.net/11696/83861","pdf_url":null,"source":{"id":"https://openalex.org/S4306400708","display_name":"CINECA IRIS Institutional Research Information System (IRIS Istituto Nazionale di Ricerca Metrologica)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I27837315","host_organization_name":"University of Michigan","host_organization_lineage":["https://openalex.org/I27837315"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2094329278","https://openalex.org/W2034610255","https://openalex.org/W2994380698","https://openalex.org/W4362566310","https://openalex.org/W1991959680","https://openalex.org/W1994517105","https://openalex.org/W2057331859","https://openalex.org/W3172830918","https://openalex.org/W4362571058","https://openalex.org/W1989606335"],"abstract_inverted_index":{"Main":[0],"text":[1,508,520],"The":[2,63,159,293,322,345,536],"CCQM-K74.2018":[3,485],"comparison":[4,45,65,118,294,330,346,532],"evaluated":[5],"the":[6,35,49,53,80,84,89,95,115,126,139,143,162,166,171,187,195,208,223,226,252,269,274,281,297,329,338,341,355,360,369,390,422,428,433,478,484,493,506,529,547,551,554],"level":[7,324,494],"of":[8,10,23,109,161,168,170,213,229,233,243,264,268,299,320,325,414,424,456,473,492,495,497,509,528,553],"compatibility":[9,326,496],"nitrogen":[11,17],"dioxide":[12],"(NO":[13],"2":[14,98,306,309,416,458,499,502],")":[15],"in":[16,34,114,119,194,206,220,304,307,328,337,343,443,477,500,525],"standards":[18,39,135,164,201,250,265,310,362,379,434],"at":[19,52,75,83,142,165,251],"nominal":[20],"amount":[21],"fractions":[22],"10":[24],"\u03bcmol/mol":[25,155,259,289],"provided":[26,93,388,488],"by":[27,48,94,182,365,389,421,437,546],"National":[28],"Metrology":[29],"Institutes.":[30],"Fourteen":[31],"laboratories":[32],"participated":[33],"comparison,":[36,340],"submitting":[37],"two":[38,196],"each,":[40],"with":[41,104,145,191,273,280,385,440],"comparative":[42],"measurements":[43,188],"and":[44,86,91,128,137,235,311,375,384,418,467,542],"coordination":[46],"undertaken":[47],"BIPM.":[50,391],"Measurements":[51],"BIPM":[54,85,530],"were":[55,73,122,189,215,363,380,435],"performed":[56],"from":[57,153,175,239,257,266,287,447],"July":[58],"2018":[59],"to":[60,124,132,156,260,290,401,427,459,550],"May":[61],"2019.":[62],"key":[64,531],"reference":[66,101,386,429],"values":[67,127,185,209,387],"(KCRV)":[68],"for":[69,200,248,314,349,382,420,544],"each":[70,192],"submitted":[71,134],"standard":[72,106,150,246],"established":[74],"three":[76],"different":[77,444],"times":[78,255],"during":[79],"measurement":[81,107,129,140,197,254],"period":[82,141],"based":[87],"on":[88,469,513],"value":[90,160,228],"uncertainty":[92,108,151,426],"BIPM's":[96],"NO":[97,305,415,457,498],"permeation":[99],"system":[100],"facility,":[102],"operating":[103],"a":[105,204,211,218,236,318,394],"0.04":[110],"\u03bcmol/mol,":[111],"as":[112,210,317],"demonstrated":[113,327],"original":[116,339,479],"CCQM-K74":[117,342],"2009.":[120,344],"Participants":[121],"required":[123],"report":[125,538],"uncertainties":[130,247],"assigned":[131],"their":[133,240,277,315],"before":[136],"after":[138],"BIPM,":[144],"all":[146,184],"but":[147],"one":[148,366],"reported":[149],"ranging":[152,286,446],"0.017":[154],"0.30":[157],"\u03bcmol/mol.":[158,262,292],"participants'":[163,230,249],"time":[167,214],"establishment":[169],"KCRVs":[172],"was":[173,180,351,399],"determined":[174],"participants":[176,271],"measured":[177],"values.":[178,244],"This":[179],"achieved":[181],"averaging":[183],"when":[186],"consistent":[190],"other":[193],"periods.":[198],"Alternatively,":[199],"that":[202,336,398,518,522],"exhibited":[203,393],"decay":[205,238,396,441],"value,":[207],"function":[212,319],"calculated":[216,278,400],"using":[217,368],"model":[219],"which":[221,523],"predicted":[222],"mid-point":[224],"between":[225],"average":[227],"second":[231],"series":[232],"values,":[234],"linear":[237],"first":[241],"set":[242],"Relative":[245],"KCRV":[253,275],"ranged":[256],"0.03":[258],"0.25":[261],"Values":[263],"six":[267],"fourteen":[270],"agreed":[272],"within":[276],"uncertainties,":[279],"remaining":[282],"eight":[283],"exhibiting":[284],"biases":[285],"0.17":[288],"0.99":[291],"has":[295,487,539],"confirmed":[296],"challenge":[298],"controlling":[300],"HNO":[301],"3":[302],"levels":[303],"N":[308,501],"accurately":[312],"correcting":[313],"presence":[316],"time.":[321],"overall":[323],"is":[331,521],"not":[332],"an":[333,425,471,489],"improvement":[334],"over":[335,460],"protocol":[347],"adopted":[348],"CCQM-K74.2018,":[350,432],"more":[352,405,482],"challenging":[353],"than":[354,406,476],"previous":[356],"edition.":[357],"In":[358],"2009,":[359],"travelling":[361],"prepared":[364,436],"participant":[367],"same":[370],"cylinder":[371],"type,":[372],"surface":[373],"treatment":[374],"preparation":[376],"procedure.":[377],"These":[378],"characterized":[381],"stability":[383],"They":[392],"small":[395],"rate":[397],"have":[402],"been":[403,540],"no":[404],"0.1":[407,449],"nmol":[408,450,462],"mol":[409,451,463],"-1":[410,452,464],"per":[411,453,465],"day":[412,454],"loss":[413,455],",":[417],"accounted":[419],"addition":[423],"value.":[430],"For":[431],"individual":[438],"participants,":[439],"rates":[442],"cylinders":[445],"under":[448],"1":[461],"day,":[466],"therefore":[468],"occasion":[470],"order":[472],"magnitude":[474],"greater":[475],"comparison.":[480],"Whilst":[481],"challenging,":[483],"study":[486],"extended":[490],"evaluation":[491],"standards.":[503],"To":[504],"reach":[505],"main":[507],"this":[510,519],"paper,":[511],"click":[512],"Final":[514],"Report":[515],".":[516,535],"Note":[517],"appears":[524],"Appendix":[526],"B":[527],"database":[533],"https://www.bipm.org/kcdb/":[534],"final":[537],"peer-reviewed":[541],"approved":[543],"publication":[545],"CCQM,":[548],"according":[549],"provisions":[552],"CIPM":[555],"Mutual":[556],"Recognition":[557],"Arrangement":[558],"(CIPM":[559],"MRA).":[560]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":4}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2021-11-08T00:00:00"}