Zobrazeno 1 - 10
of 16
pro vyhledávání: '"R. J. Oudwater"'
Autor:
A M H van der Veen, Concepción Gómez, T. A. Popova, D. C. Sobrinho, M. C. Brum, R. J. Oudwater, E T Zalewska, Tamás Büki, Cristiane Rodrigues Augusto, Miroslava Valkova, Haleh Yaghooby, D. R. V. Van Osselen, M L Downey, Karine Arrhenius, Teresa Fernández, Tanil Tarhan, Erinc Engin, Z. Nagyné Szilági, J Beránek, Leonid Konopelko, Paul J. Brewer, M N Pir, O V Efremova, Richard J. C. Brown, Judit Fükö, Bertil Magnusson, Zuzana Durisova
Publikováno v:
Metrologia. 57:08011
At the highest metrological level, biogas standards are commonly prepared gravimetrically as PSMs (primary standard mixtures). This international key comparison addresses the composition of biogas, to support calibration and measurement services for
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b6cb1bb51e488f1fb40af67ddd56e962
https://doi.org/10.1088/0026-1394/57/1a/08011
https://doi.org/10.1088/0026-1394/57/1a/08011
Autor:
R. J. Oudwater, Namgoo Kang, Napo Ntsasa, Shinji Uehara, D Akima, James Tshilongo, J Wouter van der Hout, Paul J. Brewer, Christina Liaskos, A A Orshanskaya, O V Efremova, Paul R Ziel, Andreia de Lima Fioravante, Sam Bartlett, Angelique Botha, Jin-Chun Woo, Mariana Coutinho Brum, Hyun Kil Bae, George C. Rhoderick, A A Pankov, A V Kolobova, Andrew S. Brown, M L Downey, Cristiane Rodrigues Augusto, Adriaan M. H. van der Veen, Leonid Konopelko, Mudalo Jozela
Publikováno v:
Metrologia. 54:08009
This key comparison aims to assess the core capabilities of the participants in gas analysis. Such competences include, among others, the capabilities to prepare primary standard gas Mixtures (PSMs), perform the necessary purity analysis on the mater
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::db8da864fcaf8f7c72efa01b01c4e2ec
https://doi.org/10.1088/0026-1394/54/1a/08009
https://doi.org/10.1088/0026-1394/54/1a/08009
Autor:
E.C.S. Elias, D.C.G.S. Teixeira, Andreia de Lima Fioravante, F.A. Fagundes, M.C. da Silva, R.G. Reis, Claudia Ribeiro, Cristiane Rodrigues Augusto, R. J. Oudwater, M. C. Brum
Publikováno v:
16th International Congress of Metrology.
The growing requirements concerning the accuracy of measurements and their traceability and worldwide comparability constitute a considerable challenge for Brazilian National Metrology Institute, Inmetro, with its responsibility for ensuring the scie
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a0becf0fb54f17835b2257820ff6e996
https://doi.org/10.1051/metrology/201310006
https://doi.org/10.1051/metrology/201310006
Autor:
Cristiane Rodrigues Augusto, M. C. Brum, Denise Cristine Gonçalves Sobrinho, R J Oudwater, F.A. Fagundes
Publikováno v:
Journal of Physics: Conference Series. 733:012035
The work describes the production of certified gaseous reference materials of benzene, toluene, ethylbenzene and xylenes (BTEX) in nitrogen from the gravimetric production up to the long term stability tests followed by the certifying step. The uncer
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e7b0aded7ce965083fdbd16998a4b927
https://doi.org/10.1088/1742-6596/733/1/012035
https://doi.org/10.1088/1742-6596/733/1/012035
Autor:
D.C.G.S. Teixeira, V V Pankratov, Fátima A. Fagundes, Marceli C. Silva, Y A Kustikov, Cristiane Rodrigues Augusto, O V Efremova, Leonid Konopelko, A V Kolobova, Andreia de Lima Fioravante, Claudia Ribeiro, R. J. Oudwater, A A Pankov, E.C.S. Elias
Publikováno v:
Metrologia. 53:08003
COOMET.QM-S3 is a supplementary comparison of primary standard gas mixtures—'Carbon monoxide in Nitrogen (3 μmol/mol)'. This is a bilateral comparison between VNIIM and INMETRO and it was conducted in 2013. Carbon monoxide is a toxic gas and in co
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::85f8339b2dca29934498590184dd5a0d
https://doi.org/10.1088/0026-1394/53/1a/08003
https://doi.org/10.1088/0026-1394/53/1a/08003
Autor:
Miroslava Valkova, R. J. Oudwater, Paul R Ziel, A M H van der Veen, J Beránek, M Mirt, Cristiane Rodrigues Augusto, D.C.G.S. Teixeira, I Žamberova, M Bárta, Claudia Ribeiro
Publikováno v:
Metrologia. 51:08015-08015
The EURAMET supplementary comparison EURAMET.QM-S9 involves standard gas mixtures of synthetic natural gas. It is similar to key comparison CCQM-K16 (2001-2002). Analysed were gas mixtures of synthetic natural gas containing nitrogen, carbon dioxide
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d5b497427f54b8c66fd18cf358b10d96
https://doi.org/10.1088/0026-1394/51/1a/08015
https://doi.org/10.1088/0026-1394/51/1a/08015
Autor:
Andreia de Lima Fioravante, Viliam Stovcik, Claudia Ribeiro, Jari Walden, Miroslava Valkova, M. S. Rozhnov, O V Efremova, M V Mokhnach, D M Melnyk, A V Kolobova, V. S. da Cunha, V. N. Ananyin, S E Iakubov, A. S. Kluchits, N B Shor, A M Mironchik, Denise Cristine Gonçalves Sobrinho, R. J. Oudwater, P V Petryshyn, Cristiane Rodrigues Augusto, S A Shpilnyi, Leonid Konopelko, V G Kozia, Y A Kustikov
Publikováno v:
Metrologia. 51:08001-08001
Nitrogen monoxide is one of the main contaminants present in the atmospheric air due to emissions of vehicles and power stations. Taking into account the positive experience of VNIIM in the pilot study CCQM-P73 (Nitrogen monoxide gas standards, 30 ?m
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c2af7a73b13409e03154cd7fd0f4a898
https://doi.org/10.1088/0026-1394/51/1a/08001
https://doi.org/10.1088/0026-1394/51/1a/08001
Autor:
Andreia de Lima Fioravante, Leonid Konopelko, O V Efremova, V V Pankratov, Claudia Ribeiro, Cristiane Rodrigues Augusto, R. J. Oudwater, A. V. Kolobova, M. Bednova, Suellen Cristina Sales Pereira de Sousa, D.C.G.S. Teixeira, Y A Kustikov, E.C.S. Elias
Publikováno v:
Metrologia. 51:08002-08002
Methane is one of the main components of greenhouse gases in the atmosphere. Its measurement is an important issue in monitoring changes in the global environment. The present comparison (methane in synthetic air at the level of 100 ?mol/mol) was pro
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::35c3e22927d03f578fee5471b4f33ba1
https://doi.org/10.1088/0026-1394/51/1a/08002
https://doi.org/10.1088/0026-1394/51/1a/08002
Autor:
J I T van Wijk, Martin J. T. Milton, Stefan Persijn, Rob M Wessel, Gergely Vargha, A M H van der Veen, C. Boissière, Christophe Sutour, Bernhard Niederhauser, Tatiana Macé, J. Couette, Alice Harling, Ian Uprichard, H. P. Haerri, R. J. Oudwater, Michael Maiwald, Dirk Tuma
Publikováno v:
Metrologia. 50:08023-08023
This supplementary comparison (EURAMET.QM-S8) concerns the purity analysis of nitrogen as used in reference gas mixture preparation. This project was carried out without adding impurities to the gas used for this comparison, and is therefore more rep
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::68f0b7d4e51dc98fba693b415b8ca8d3
https://doi.org/10.1088/0026-1394/50/1a/08023
https://doi.org/10.1088/0026-1394/50/1a/08023
Autor:
Damian Smeulders, Gert Schulz, M A Maltsev, R. J. Oudwater, Hans-Joachim Heine, V V Pankratov, Jin-Chun Woo, Mellisa Janse van Rensburg, I I Vasserman, Janneke van Wijk, Yong Du Kim, T. A. Popova, Y A Kustikov, Takuro Watanabe, Nompumelelo Leshabane, Martin J. T. Milton, Frank Guenther, Han Qiao, Rob M Wessel, Leonid Konopelko, C. Boissière, S V Zavyalov, Kenji Kato, M N Pir, Angelique Botha, Stefan Persijn, Hyun Kil Bae, George C. Rhoderick, Alice Harling, Napo Ntsasa, Gergely Vargha, Walter R. Miller, James Tshilongo, Sang Hyup Oh, Jin Seog Kim
Publikováno v:
Metrologia. 49:08001-08001
This key comparison was performed to demonstrate the capability of NMIs to analyse the purity of methane for use as a source gas in the preparation of standard gas mixtures. This capability is an essential requirement for the preparation of accurate
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a8ac8f0041ddc400687d9c72426a4dcb
https://doi.org/10.1088/0026-1394/49/1a/08001
https://doi.org/10.1088/0026-1394/49/1a/08001