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Related papers: Single W Production at LEP2

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Direct measurements of the trilinear gauge boson couplings by the CDF and D0 collaborations at Fermilab are reviewed. Limits on the anomalous couplings were obtained at a 95 % CL from four diboson production processes: W-gamma production…

High Energy Physics - Experiment · Physics 2007-05-23 T. Yasuda

Single $W$-boson production in $e^-\gamma$ collisions with polarized beams is investigated. In the framework of the Standard Model the updated estimates for the measurement precision of photon anomalous coupling parameters $ \kappa_{…

High Energy Physics - Phenomenology · Physics 2007-05-23 K. Huitu , J. Maalampi , M. Raidal

Pair-production and single-production of $W$ bosons provide many opportunities to look for new physics via precision measurements, for instance via scrutinising the involved triple-gauge vertices or by measuring CKM matrix elements in an…

High Energy Physics - Experiment · Physics 2024-10-23 Jenny List , Ulrich Einhaus , Andre Filipe Silva , Leonhard Reichenbach

The CDF and D0 collaborations have analyzed up to ~200/pb of Run 2 physics data to measure W production properties such as the W cross section, the W width, lepton universality and the W charge asymmetry. From the cross section…

High Energy Physics - Experiment · Physics 2019-08-15 Oliver Stelzer-Chilton

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…

High Energy Physics - Experiment · Physics 2012-08-27 L3 Collaboration

We present a search for anomalous triple gauge couplings (ATGC) in WW and WZ boson production. The boson pairs are produced in ppbar collisions at sqrt{s}=1.96 TeV, and the data sample corresponds to 350 pb-1 of integrated luminosity…

High Energy Physics - Experiment · Physics 2012-08-27 CDF Collaboration

Limits on the anomalous WWgamma and WWZ couplings are presented from a simultaneous fit to the data samples of three gauge boson pair final states in pbar-p collisions at sqrt(s)=1.8 TeV: Wgamma production with the W boson decaying to enu…

High Energy Physics - Experiment · Physics 2008-11-26 D0 Collaboration , B. Abbott , M. Abolins

A first observation is presented for the electroweak production of a W boson, a photon, and two jets in proton-proton collisions. The W boson decays are selected by requiring one identified electron or muon and an imbalance in transverse…

High Energy Physics - Experiment · Physics 2020-12-09 CMS Collaboration

We perform a detailed study of the process $e^+e^-\to\gamma\nu_l\bar\nu_l$ and its sensitivity to anomalous gauge boson couplings of the $\gamma WW$ vertex. We concentrate on LEP II energies, $\sqrt{s}=200$ GeV, and energies appropria- te…

High Energy Physics - Phenomenology · Physics 2014-11-17 G. Couture , S. Godfrey

Triple gauge boson production at the LHC can be used to test the robustness of the Standard Model and provide useful information for VBF di-boson scattering measurement. Especially, any derivations from SM prediction will indicate possible…

High Energy Physics - Phenomenology · Physics 2015-06-22 Yiwen Wen , Huilin Qu , Daneng Yang , Qi-shu Yan , Qiang Li , Yajun Mao

The analysis of $W$ production and the search for anomalous single top production is performed with the H1 detector at HERA with an integrated luminosity of 0.5 fb$^{-1}$, consisting of the complete high energy data from the HERA programme.…

High Energy Physics - Experiment · Physics 2019-08-14 E. Rizvi

A study of the Standard Model (SM) three electroweak boson production, $WV\gamma$ where V = W or Z gauge boson, is presented concerning events with a leptonically decaying W boson accompanied by a photon and two or more jets. We are using…

High Energy Physics - Experiment · Physics 2019-08-14 Patricia Rebello Teles

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…

High Energy Physics - Experiment · Physics 2007-05-23 C. J. Parkes

The cross section of W-boson pair-production is measured with the L3 detector at LEP. In a data sample corresponding to a total luminosity of 629.4/pb, collected at centre-of-mass energies ranging from 189 to 209 GeV, 9834 four-fermion…

High Energy Physics - Experiment · Physics 2012-08-27 L3 Collaboration

We present a general purpose Monte Carlo program for the calculation of any infrared safe observable in WGamma and ZGamma production at hadron colliders at next-to-leading order in alpha_s. We treat the leptonic decays of the W and Z-boson…

High Energy Physics - Phenomenology · Physics 2011-09-13 D. de Florian , A. Signer

A search for the leptonic decays of W bosons produced in the reaction e^+ p\to e^+ W^\pm X at a centre-of-mass energy of 300 GeV has been performed with the ZEUS detector at HERA using an integrated luminosity of 47.7 pb^-1 . Three events…

High Energy Physics - Experiment · Physics 2012-08-27 ZEUS Collaboration

The exclusive two-photon production at the LHC of pairs of W and Z bosons provides a novel and unique test-ground for the electroweak gauge boson sector. In particular it offers, thanks to high gamma-gamma center-of-mass energies, large and…

High Energy Physics - Phenomenology · Physics 2009-02-05 Tomasz Pierzchala , Krzysztof Piotrzkowski

This Letter presents measurements of l nu gamma and l^+ l^- gamma (l=e, mu) production in 1.02 fb^-1 of pp collision data recorded at sqrt(s) = 7 TeV with the ATLAS detector at the LHC during 2011. Events dominated by W gamma and Z gamma…

High Energy Physics - Experiment · Physics 2013-06-25 ATLAS Collaboration

We present a study of single-W production ($\eetoenuW$) as a new probe of the anomalous couplings at the LEP energy region. The cross-section measurement of the single-W process is found to give complementary bounds on the anomalous…

High Energy Physics - Phenomenology · Physics 2011-04-15 Toshio Tsukamoto

Measurements are presented of the polarisation of W+W- boson pairs produced in e+e- collisions, and of CP-violating WWZ and WWGamma trilinear gauge couplings. The data were recorded by the OPAL experiment at LEP during 1998, where a total…

High Energy Physics - Experiment · Physics 2008-11-07 The OPAL collaboration , G. Abbiendi