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Direct measurement of the W boson width
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SYSNO ASEP 0339409 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title Direct measurement of the W boson width Author(s) Abazov, V. M. (RU)
Abbott, B. (US)
Abolins, M. (US)
Kupčo, Alexander (FZU-D) RID, ORCID
Lokajíček, Miloš (FZU-D) RID, ORCIDSource Title Physical Review Letters. - : American Physical Society - ISSN 0031-9007
Roč. 103, č. 23 (2009), 231802/1-23180/7Number of pages 7 s. Language eng - English Country US - United States Keywords D0 ; Tevatron ; boson Subject RIV BF - Elementary Particles and High Energy Physics R&D Projects LC527 GA MŠMT - Ministry of Education, Youth and Sports (MEYS) LA08047 GA MŠMT - Ministry of Education, Youth and Sports (MEYS) CEZ AV0Z10100502 - FZU-D (2005-2011) UT WOS 000272460200013 DOI 10.1103/PhysRevLett.103.231802 Annotation We present a direct measurement of the width of the W boson using the shape of the transverse mass distribution of W->enu candidates selected in 1 fb-1 of data collected with the D0 detector at the Fermilab Tevatron collider in ppbar collisions at sqrt{s}=1.96 TeV. We use the same methods and data sample that were used for our recently published W boson mass measurement, except for the modeling of the recoil, which is done with a new method based on a recoil library. Our result, 2.028 +- 0.072 GeV, is in agreement with the predictions of the standard model. Workplace Institute of Physics Contact Kristina Potocká, potocka@fzu.cz, Tel.: 220 318 579 Year of Publishing 2010
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