English
Related papers

Related papers: Lepton angular distribution of $W$ boson productio…

200 papers

High precision data of lepton angular distributions for $\gamma^*/Z$ production in $pp$ collisions at the LHC, covering broad ranges of dilepton transverse momenta ($q_T$) and rapidity ($y$), were recently reported. Strong $q_T$…

High Energy Physics - Phenomenology · Physics 2017-09-27 Wen-Chen Chang , Randall Evan McClellan , Jen-Chieh Peng , Oleg Teryaev

At designed CEPC, similar to hadron collider, the angular distribution coefficients of decay lepton pair from produced Z(W) boson in $e^+ e^-$ collisions are predicted. Their dependence on $cos\theta_Z$($cos\theta_W$) are presented in four…

High Energy Physics - Phenomenology · Physics 2019-05-22 Yu-Dong Wang , Jian-Xiong Wang

We consider the production of W bosons in hadron collisions, and the subsequent leptonic decay W->lnu_l. We study the asymmetry between the rapidity distributions of the charged leptons, and we present its computation up to the…

High Energy Physics - Phenomenology · Physics 2015-05-18 S. Catani , G. Ferrera , M. Grazzini

We present measurements of the production cross sections times leptonic branching fractions and the transverse momentum distributions of $W$ and $Z$ bosons in $p\bar{p}$ collisions at $\sqrt{s}=1.8$ TeV using data collected with the…

High Energy Physics - Experiment · Physics 2007-05-23 S. Abachi , D0 collabolation

The angular distributions of lepton pairs in the Drell-Yan process can provide rich information on the underlying QCD production mechanisms. These dynamics can be parameterised in terms of a set of frame dependent angular coefficients,…

High Energy Physics - Phenomenology · Physics 2017-12-06 R. Gauld , A. Gehrmann-De Ridder , T. Gehrmann , E. W. N. Glover , A. Huss

High precision data of lepton angular distributions in inclusive $Z$ boson production, reported by the CMS and ATLAS Collaborations, showed pronounced transverse momentum ($q_T$) dependencies of the $A_0$ and $A_2$ coefficients. Violation…

High Energy Physics - Phenomenology · Physics 2019-10-02 Jen-Chieh Peng , Wen-Chen Chang , Randall Evan McClellan , Oleg Teryaev

High precision data of dilepton angular distributions in $\gamma^*/Z$ production were reported recently by the CMS Collaboration covering a broad range of the dilepton transverse momentum, $q_T$, up to $\sim 300$ GeV. Pronounced $q_T$…

High Energy Physics - Phenomenology · Physics 2016-06-22 Jen-Chieh Peng , Wen-Chen Chang , Randall Evan McClellan , Oleg Teryaev

We present the first measurement of the A_2 and A_3 angular coefficients of the W boson produced in proton-antiproton collisions. We study W-> e+nu and W-> mu+nu candidate events produced in association with at least one jet at CDF, during…

High Energy Physics - Experiment · Physics 2019-08-14 D. Acosta

A Monte Carlo study of the polar and azimuthal angular distributions of the lepton pair arising from the decay of a $W$ or $Z$ boson produced at high transverse momentum in hadronic collisions is presented. In the absence of cuts on the…

High Energy Physics - Phenomenology · Physics 2009-10-28 E. Mirkes , J. Ohnemus

The angular distributions of Drell-Yan lepton pairs provide sensitive probes of the underlying dynamics of quantum chromodynamics (QCD) effects in vector-boson production. This paper presents for the first time the measurement of the full…

High Energy Physics - Experiment · Physics 2026-05-08 The ATLAS Collaboration

We compute the rapidity distributions of W and Z bosons produced at the Tevatron and the LHC through next-to-next-to leading order in QCD. Our results demonstrate remarkable stability with respect to variations of the factorization and…

High Energy Physics - Phenomenology · Physics 2010-11-15 Charalampos Anastasiou , Lance Dixon , Kirill Melnikov , Frank Petriello

We consider the production of inclusive W bosons in variety of high-energy hadronic collisions: p--p, p--$\overline{\rm p}$, p--Pb, and Pb--Pb. In particular, we focus on the resulting distributions of charged leptons from W decay that can…

High Energy Physics - Phenomenology · Physics 2017-09-26 François Arleo , Émilien Chapon , Hannu Paukkunen

The angular distributions of Drell-Yan charged lepton pairs around the $Z$-boson mass peak probe the underlying QCD dynamics of $Z$-boson production. This paper presents a measurement of the complete set of angular coefficients $A_{0-7}$…

High Energy Physics - Experiment · Physics 2016-09-07 ATLAS Collaboration

Charged lepton pairs are produced copiously in high-energy hadron collisions via electroweak gauge boson exchange, and are one of the most precisely measured final states in proton-proton collisions at the Large Hadron Collider (LHC). We…

High Energy Physics - Phenomenology · Physics 2021-10-04 S. Amoroso , J. Fiaschi , F. Giuli , A. Glazov , F. Hautmann , O. Zenaiev

We present the first measurement of the electron angular distribution parameter alpha_2 in W to e nu events produced in proton-antiproton collisions as a function of the W boson transverse momentum. Our analysis is based on data collected…

High Energy Physics - Experiment · Physics 2008-11-26 D0 collaboration , B. Abbott

Measurements of inclusive W and Z cross sections times leptonic branching ratios for $p\bar p$ collisions at $\sqrt s$=1.96 TeV are reported here on behalf of the CDF and D0 collaborations. The data correspond t an integrated luminosity up…

High Energy Physics - Experiment · Physics 2007-05-23 P. Petroff , the CDF , D0 Collaboration

We present numerical results (including full one-loop QCD corrections) for the processes p p-bar and pp -> W+ W-, W+/- Z/gamma* and Z/gamma* Z/gamma* followed by the decay of the massive vector bosons into leptons. In addition to their…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. M. Campbell , R. K. Ellis

This proceeding reports the ATLAS results of measuring vector boson production in $pp$ and $p$+Pb collisions at the center-of-mass energy of 5.02~TeV per nucleon. $Z$ boson bosons are reconstructed via leptonic decays and results are…

Nuclear Experiment · Physics 2017-04-04 Mirta Dumančić

In view of recent discussions concerning the possibly limiting energy resolution systematics on the measurement of the Z boson transverse momentum distribution at hadron colliders, we propose a novel measurement method based on the angular…

High Energy Physics - Experiment · Physics 2010-12-09 Maarten Boonekamp , Matthias Schott

We present measurements of asymmetries in angular distributions of leptons produced in ttbar events in proton-antiproton collisions at the Fermilab Tevatron Collider. We consider final states where the W bosons from top quark and antiquark…

High Energy Physics - Experiment · Physics 2013-12-16 D0 Collaboration
‹ Prev 1 2 3 10 Next ›