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相关论文: W Boson Production and Mass at the Tevatron

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A direct measurement of the total decay width of the W boson G_W is presented using 350 pb-1 of data from ppbar collisions at sqrt(s) = 1.96 TeV collected with the CDF II detector at the Fermilab Tevatron. The width is determined by…

高能物理 - 实验 · 物理学 2010-05-12 CDF Collaboration , T. Aaltonen

We present recent results from CDF and D0 on W and Z production cross sections, the width of the W boson, tau-e universality in W decays, trilinear gauge boson couplings, and on the observation of Z -> b bbar.

高能物理 - 实验 · 物理学 2007-05-23 John Ellison

I present measurements of the W boson charge asymmetry and the W boson width G_W using 350 pb-1 of CDF Run II data. The charge asymmetry is the first direct measurement, which uses a new technique to reconstruct the W rapidity by…

高能物理 - 实验 · 物理学 2019-08-13 Emily Nurse

Based on 85 pb$^{-1}$ data of \ppbar collisions at $\sqrt{s}=1.8$ \tev\ collected using the D{\O}detector at Fermilab during the 1994-1995 run of the Tevatron, we present a direct measurement of the total decay width of the \wb\ boson,…

高能物理 - 实验 · 物理学 2012-08-27 Dzero Collaboration

We present a measurement of the mass of the $W$ boson using data collected with the CDF detector during the 1992-93 collider run at the Fermilab Tevatron. A fit to the transverse mass spectrum of a sample of 3268 {\mbox{$W \rightarrow…

高能物理 - 实验 · 物理学 2012-08-27 The CDF Collaboration

The mass and the total decay width of the W boson are measured with the L3 detector at the LEP e+e- collider using W-boson pairs produced in 0.7/fb of data collected at centre-of-mass energies between 161 and 209GeV. Combining semi-leptonic…

高能物理 - 实验 · 物理学 2012-08-27 L3 Collaboration

The most recent results for W and Z boson production cross sections and asymmetries are presented from the CDF and D0 collaborations using Run II data taken at the Fermi National Accelerator Laboritory (FNAL) Tevatron. Data set sizes range…

高能物理 - 实验 · 物理学 2007-05-23 A. Bellavance

The inclusive cross sections times leptonic branching ratios for W and Z boson production in PbarP collisions at Sqrt(s)=1.8 TeV were measured using the D0 detector at the Fermilab Tevatron collider: Sigma_W*B(W->e, nu) = 2.36 +/- 0.07 +/-…

高能物理 - 实验 · 物理学 2012-08-27 D0 Collaboration

The mass of the W boson has been measured by the LEP collaborations from the data recorded during the LEP2 programme at e+ e- centre of mass energies from 161 to 209 GeV, giving the result : mw = 80.450 +/- 0.039 GeV/c^2. This paper…

高能物理 - 实验 · 物理学 2007-05-23 C. J. Parkes

Recent analyses of single $W$ and $Z$ boson production properties and asymmetries from the CDF and D\O\ experiments at the Fermilab Tevatron are reported. For $W$ boson production, measurements of the production and lepton charge…

高能物理 - 实验 · 物理学 2011-05-31 Mika Vesterinen

We describe a measurement of the W boson mass mW using 200/pb of root-s = 1.96 TeV p-pbar collision data taken with the CDF II detector. With a sample of 63,964 W -> e nu candidates and 51,128 W -> mu nu candidates, we measure mW = [80.413…

高能物理 - 实验 · 物理学 2010-05-12 CDF Collaboration , T. Aaltonen

We report the first measurements of inclusive W and Z boson cross sections times the corresponding leptonic branching ratios for p pbar collisions at sqrt{s} = 1.96 TeV based on the decays of the W and Z bosons into electrons and muons. The…

高能物理 - 实验 · 物理学 2012-08-27 The CDF Collaboration

A measurement of the mass of the W boson is presented which is based on a sample of 5982 W -> e nu decays observed in pbar-p collisions at sqrt(s) = 1.8 TeV with the D0 detector during the 1992-1993 run. From a fit to the transverse mass…

高能物理 - 实验 · 物理学 2008-11-26 B. Abbott

I describe the latest D0 and CDF W boson mass measurements. The D0 measurement is performed with $4.3\, fb^{-1}$ of integrated luminosity in the electron decay channel with a data set of $1.68\times 10^{6}$ W candidates. The value of the W…

高能物理 - 实验 · 物理学 2019-08-15 Rafael Lopes de Sa

Most recent results of $W$ boson mass and width measurements performed by CDF and D are reported. at the center-of-mass energy of 1.96 TeV. Integrated luminosity ranges from 0.2 fb$^{-1}$ to 1.0 fb$^{-1}$ depending on the analysis.

高能物理 - 实验 · 物理学 2022-03-02 Alex Melnitchouk

This paper describes the measurement of the W boson mass, M_W, and decay width, Gamma_W, from the direct reconstruction of the invariant mass of its decay products in W pair events collected at a mean centre-of-mass energy of sqrt{s} =…

高能物理 - 实验 · 物理学 2008-11-26 The OPAL Collaboration , K. Ackerstaff et al

We present electroweak physics results from the D0 and CDF experiments using data from p \bar p collisions at \sqrt s = 1.8 TeV. Measurements of the cross sections times branching ratios for W and Z production, the inclusive width of the W…

高能物理 - 实验 · 物理学 2007-05-23 John Ellison

We discuss W boson and lepton charge asymmetry measurements from W decays in the electron channel, which were made using 9.7 fb$^{-1}$ of RunII data collected by the D0 detector at the Fermilab Tevatron Collider. The electron charge…

高能物理 - 实验 · 物理学 2019-08-14 J. L. Holzbauer

We present a measurement of the W boson mass using data corresponding to 4.3fb^-1 of integrated luminosity collected with the D0 detector during Run II at the Fermilab Tevatron p\bar{p} collider. With a sample of 1,677,394 W -> e\nu…

高能物理 - 实验 · 物理学 2012-08-27 D0 Collaboration

A measurement of the W boson mass using 4.3 fb^-1 of integrated luminosity collected with the D0 detector during Run II of the Fermilab Tevatron collider is presented. Based on a sample of 1.68 * 10^6 W->enu candidate events, the W boson…

高能物理 - 实验 · 物理学 2019-08-14 Hengne Li