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Related papers: W physics at the LHC with FEWZ 2.1

200 papers

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 program TOPAZ0 was developed for computing a variety of physical observables which are related to the e+e- annihilation into fermion pairs and to the large angle Bhabha scattering around the Z resonance. Among them, the Z parameters or…

High Energy Physics - Phenomenology · Physics 2009-10-31 G. Montagna , O. Nicrosini , G. Passarino , F. Piccinini

Precision measurement of quark Yukawa couplings is a crucial aspect of Higgs property study. Proposed as a future upgrade of the Large Hadron Collider (LHC), the Large Hadron electron Collider (LHeC) provides opportunities to probe quark…

High Energy Physics - Phenomenology · Physics 2023-03-07 Bowen Wang , Kai Wang , Hanying Xiong

We introduce a modified factorization formalism in quantum chromodynamics for hadronic production of $W$ and $Z$ bosons at large transverse momentum $p_T$. When $p_T$ is much larger than the invariant mass $Q$ of the vector boson, this new…

High Energy Physics - Phenomenology · Physics 2015-06-10 Edmond L. Berger , Jun Gao , Zhong-Bo Kang , Jian-Wei Qiu , Hao Zhang

We derive the high energy asymptotic of one- and two-loop corrections in the next-to-next-to-leading logarithmic approximation to the differential cross section of $W$-pair production at the LHC. For large invariant mass of the W-pair the…

High Energy Physics - Phenomenology · Physics 2015-03-17 J. H. Kuhn , F. Metzler , A. A. Penin , S. Uccirati

It is argued that the next linear colliders can serve as W factories that may be exploited for precision tests on the properties of the massive gauge bosons. The connection between the probing of the symmetry breaking sector and precise…

High Energy Physics - Phenomenology · Physics 2016-09-06 F. Boudjema

Vector-boson pair production is of great phenomenological importance at the LHC. These processes will help to validate the Standard Model at highest energies, and they may also open the door for the discovery of new physics potentially…

High Energy Physics - Phenomenology · Physics 2012-08-17 Anastasiya Bierweiler , Tobias Kasprzik , Johann H. Kuhn

Triboson processes allow for a measurement of the triple and quartic couplings of the Standard Model gauge bosons, which can be used to constrain anomalous gauge couplings. In this paper we calculate the next-to-leading order electroweak…

High Energy Physics - Phenomenology · Physics 2018-08-15 Marek Schönherr

The next-to-leading order QCD corrections to W gamma production in association with two jets via vector boson fusion are calculated, including the leptonic decay of the W with full off-shell effects and spin correlations. The process lends…

High Energy Physics - Phenomenology · Physics 2014-01-15 Francisco Campanario , Nicolas Kaiser , Dieter Zeppenfeld

Measurements of electroweak boson production provide an important test of the Standard Model at the LHC energies and allow the partonic content of the proton to be constrained. $W$ and $Z$ bosons are reconstructed in several leptonic final…

High Energy Physics - Experiment · Physics 2014-08-07 Simone Bifani

We report on potential for measurement of inclusive W and Z boson production cross section using initial data from the LHC. We have designed W and Z triggers, selection algorithms, and event reconstruction techniques for both muon and…

High Energy Physics - Experiment · Physics 2008-10-21 Riccardo Paramatti

We perform the transverse-momentum resummation for $W^{+}W^{-}$, $ZZ$, and $W^{\pm}Z$ pair productions at the next-to-next-to-leading logarithmic accuracy using soft-collinear effective theory for $\sqrt{S}=8 \text{TeV}$ and $\sqrt{S}=14…

High Energy Physics - Phenomenology · Physics 2013-12-16 Yan Wang , Chong Sheng Li , Ze Long Liu , Ding Yu Shao , Hai Tao Li

We describe a calculation of the O(alpha_s^2) QCD corrections to the fully differential cross section for W and Z boson production in hadronic collisions. The result is fully realistic in that it includes spin correlations, finite width…

High Energy Physics - Phenomenology · Physics 2008-11-26 Kirill Melnikov , Frank Petriello

We point out that the production cross section of $pp\to V'V$, with $V'=W',Z'$ and $V=W,Z$ is a useful diagnostic of $V'$ gauge couplings at future hadron colliders. For $M_{Z'}\simeq1$ TeV it would allow determination of combinations of…

High Energy Physics - Phenomenology · Physics 2014-11-17 Mirjam Cvetič , Paul Langacker

We present a calculation of the next-to-leading-order electroweak corrections to W+\gamma\ production, including the leptonic decay of the W boson and taking into account all off-shell effects of the W boson, where the finite width of the W…

High Energy Physics - Phenomenology · Physics 2015-11-13 Ansgar Denner , Stefan Dittmaier , Markus Hecht , Christian Pasold

The production of a top-antitop quark pair in association with a $W$ boson ($t\bar tW$) is one of the heaviest signatures currently probed at the Large Hadron Collider (LHC). Since the first observation reported in 2015 the corresponding…

High Energy Physics - Phenomenology · Physics 2023-12-08 Luca Buonocore , Simone Devoto , Massimiliano Grazzini , Stefan Kallweit , Javier Mazzitelli , Luca Rottoli , Chiara Savoini

We present details of the calculation of the $pp\to W(\to l\nu) \gamma$ process at next-to-next-to-leading order in QCD, calculated using the jettiness slicing method. The calculation is based entirely on analytic amplitudes. Because of the…

High Energy Physics - Phenomenology · Physics 2021-09-16 John M. Campbell , Giuseppe De Laurentis , R. Keith Ellis , Satyajit Seth

Full O(alpha) electroweak corrections for gamma-gamma-> W+W- are calculated including virtual corrections, soft and hard real photon and Z-boson emission. The corrections are quite large ranging from -2.5% at 500 GeV to -18% at 2 TeV,…

High Energy Physics - Phenomenology · Physics 2009-10-30 G. Jikia

The limits on extra neutral gauge bosons, which could be reached at LEP2, are reviewed. Exclusion and discovery limits are discussed for f\bar f and WW production.

High Energy Physics - Phenomenology · Physics 2007-05-23 P. Chiappetta , C. Verzegnassi , A. Fiandrino , J. Layssac , A. Leike , G. Montagna , O. Nicrosini , F. Piccinini , F. M. Renard , S. Riemann , D. Schaile

These proceedings summarize the latest progress by the ATLAS Experiment at the LHC in measuring diboson production and related searches for physics beyond Standard Model via anomalous gauge couplings with the latest Effective Field Theory…

High Energy Physics - Experiment · Physics 2026-01-27 Shu Li