English
Related papers

Related papers: Determination of Electroweak Parameters at the SLC

200 papers

The first measurements of the W and Z cross sections in proton-proton collisions at sqrt{s} = 7 TeV using the ATLAS detector at the Large Hadron Collider (LHC) have been completed. Cross sections in the electron and muon channels, as well…

High Energy Physics - Experiment · Physics 2015-03-17 Corrinne Mills

Measurements of the cross sections for charged current deep inelastic scattering in e+p collisions with a longitudinally polarised positron beam are presented. The measurements are based on a data sample with an integrated luminosity of 132…

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

We report results on two physics topics from the SLD experiment at the SLAC Linear Collider, using our full sample of 550,000 events of the type e+e- --> Z0 --> q-q(bar). The electron beam was polarized, enabling the quark and antiquark…

High Energy Physics - Experiment · Physics 2008-11-26 M. Kalelkar

The first measurement of the electroweak production cross section of a Z boson with two jets (Zjj) in pp collisions at sqrt(s) = 7 TeV is presented, based on a data sample recorded by the CMS experiment at the LHC with an integrated…

High Energy Physics - Experiment · Physics 2013-11-12 CMS Collaboration

The electroweak production and subsequent decay of single top quarks is determined by the properties of the $Wtb$ vertex. This vertex can be described by the complex parameters of an effective Lagrangian. An analysis of angular…

High Energy Physics - Experiment · Physics 2016-04-12 ATLAS Collaboration

To resolve the long-standing discrepancy between the precision measurement of bottom quark forward-backward asymmetry at LEP/SLC and the Standard Model prediction, we propose a novel method to probe the $Zb\bar{b}$ coupling by measuring the…

High Energy Physics - Phenomenology · Physics 2021-10-13 Bin Yan , Zhite Yu , C. -P. Yuan

A measurement of WZ electroweak (EW) vector boson scattering is presented. The measurement is performed in the leptonic decay modes WZ $\to$ $\ell\nu\ell'\ell'$, where $\ell, \ell' = $ e, $\mu$. The analysis is based on a data sample of…

High Energy Physics - Experiment · Physics 2019-07-02 CMS Collaboration

The polarization of the $W$ boson in $t \to W b$ decay is unambiguously predicted by the Standard Model of weak interactions and is a powerful test of our understanding of the $tbW$ vertex. The subsequent $W \to l \nu$ decay serves as a…

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

A measurement is presented of electroweak (EW) production of a W boson in association with two jets in proton-proton collisions at $\sqrt{s} =$ 13 TeV. The data sample was recorded by the CMS Collaboration at the LHC and corresponds to an…

High Energy Physics - Experiment · Physics 2020-01-24 CMS Collaboration

The weak mixing angle is a probe of the vector-axial coupling structure of electroweak interactions. It has been measured precisely at the $Z$-pole by experiments at the LEP and SLD colliders, but its energy dependence above $M_Z$ remains…

High Energy Physics - Phenomenology · Physics 2023-07-28 Clara Lavinia Del Pio , Simone Amoroso , Mauro Chiesa , Ekaterina Lipka , Fulvio Piccinini , Federico Vazzoler , Alessandro Vicini

The measurement of the Z resonance parameters and lepton forward-backward asymmetries are presented. These are determined from a sample of 4.5 million Z decays accumulated with the ALEPH detector at LEP1.

High Energy Physics - Experiment · Physics 2007-05-23 E. Tournefier , ALEPH Collaboration

The inelastic hadronic cross section in proton-lead collisions at a centre-of-mass energy per nucleon pair of 5.02 TeV is measured with the CMS detector at the LHC. The data sample, corresponding to an integrated luminosity of 12.6 +/- 0.4…

High Energy Physics - Experiment · Physics 2016-08-31 CMS Collaboration

A determination of the single W Spin Density Matrix (SDM) elements in the reaction e+e- -> W+W- -> l nu q qbar (l=e/mu) is reported at centre-of-mass energies between 189 and 209 GeV. The data sample used corresponds to an integrated…

High Energy Physics - Experiment · Physics 2008-11-26 The DELPHI Collaboration , J. Abdallah

The integrated and differential fiducial cross sections for the production of a W or Z boson in association with a high-energy photon are measured using pp collisions at sqrt{s} = 7 TeV. The analyses use a data sample with an integrated…

High Energy Physics - Experiment · Physics 2015-06-08 The ATLAS Collaboration

This paper presents a full simulation study of the measurement of the production cross section ($\sigma_{\mathrm{ZH}}$) of the Higgsstrahlung process $\mathrm{e^{+}e^{-}\rightarrow ZH}$ and the Higgs boson mass ($M_{\mathrm{H}}$) at the…

High Energy Physics - Experiment · Physics 2021-04-29 Jacqueline Yan , Shun Watanuki , Keisuke Fujii , Akimasa Ishikawa , Daniel Jeans , Jan Strube , Junping Tian , Hitoshi Yamamoto

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…

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

Lepton and quark asymmetries at Z boson peak are a powerful means to test the couplings of the Z boson to fermions. The measurements performed at LEP and SLC colliders are reviewed, and their impact on the determination of the electroweak…

High Energy Physics - Experiment · Physics 2007-05-23 Vitaliano Ciulli

This letter reports a measurement of the muon charge asymmetry from $W$ bosons produced in proton-proton collisions at a centre-of-mass energy of 7 TeV with the ATLAS experiment at the LHC. The asymmetry is measured in the $W \rightarrow…

High Energy Physics - Experiment · Physics 2019-01-16 The ATLAS Collaboration

The cross section for the production of W bosons with subsequent decay W to tau nu is measured with the ATLAS detector at the LHC. The analysis is based on a data sample that was recorded in 2010 at a proton-proton center-of-mass energy of…

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

We report on measurements of inclusive cross sections times branching fractions into electrons for W and Z bosons produced in ppbar collisions at sqrts=1.8 TeV.From an integrated luminosity of 84.5 inverse pb recorded in 1994--1995 using…

High Energy Physics - Experiment · Physics 2012-08-27 D0 Collaboration