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Related papers: Precision diboson measurements at hadron colliders

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A review of recent electroweak results from hadron colliders is given. Properties of the W and Z gauge bosons using final states containing electrons and muons based on large integrated luminosities are presented. The emphasis is placed on…

High Energy Physics - Experiment · Physics 2009-10-30 Marcel Demarteau

Scrutiny of the structure of electroweak gauge boson self-interactions through triple and quartic gauge boson couplings (TGCs and QGCs) constitutes an important part of the physics program of the Large Hadron Collider (LHC). Triboson…

High Energy Physics - Experiment · Physics 2014-08-29 Takashi Kubota

We constrain $C\!P$-violating charged and neutral anomalous triple gauge couplings using LHC measurements and projections of diboson and VBF $Vjj$ production, both with subsequent leptonic decays. For triple gauge couplings involving $W$…

High Energy Physics - Phenomenology · Physics 2021-04-28 Anke Biekötter , Parisa Gregg , Frank Krauss , Marek Schönherr

Diboson production at the LHC is a process of great importance both in the context of tests of the SM and for direct searches for new physics. In this paper we present a phenomenological study of WW, WZ, and ZZ production considering event…

High Energy Physics - Phenomenology · Physics 2018-07-05 Mauro Chiesa , Ansgar Denner , Jean-Nicolas Lang

We derive bounds on Higgs and gauge--boson anomalous interactions using the CDF data for the process $p \bar{p} \to \gamma\gamma\gamma + X$. We use a linearly realized $SU_L(2) \times U_Y(1)$ invariant effective Lagrangian to describe the…

High Energy Physics - Phenomenology · Physics 2009-10-31 F. de Campos , M. C. Gonzalez-Garcia , S. M. Lietti , S. F. Novaes , R. Rosenfeld

We study the sensitivity of the Large Hadron Collider (LHC) to anomalous tbW couplings in single-top production in association with a W^- boson followed by semileptonic decay of the top. We calculate top polarization and the effects of…

High Energy Physics - Phenomenology · Physics 2015-05-28 Saurabh D. Rindani , Pankaj Sharma

We consider hadronic top quark pair production and pair production in association with a photon or a $Z$ boson to probe electroweak dipole couplings in $t\bar{b}W$, $t\bar{t}\gamma$ and $t\bar{t}Z$ interactions. We demonstrate how…

High Energy Physics - Phenomenology · Physics 2016-09-21 Markus Schulze , Yotam Soreq

The $WW$ production is the primary channel to directly probe the triple gauge couplings. We first analyze the $e^+ e^- \rightarrow W^+ W^-$ process at the future lepton collider, China's proposed Circular Electron-Positron Collider (CEPC).…

High Energy Physics - Phenomenology · Physics 2015-10-06 Ligong Bian , Jing Shu , Yongchao Zhang

Triple gauge boson associated production at the LHC serves as an interesting channel to test the robustness of the Standard Model. Any deviation from its SM prediction may indicate possible existence of relevant new physics, e.g., anomalous…

High Energy Physics - Phenomenology · Physics 2015-06-12 Daneng Yang , Yajun Mao , Qiang Li , Shuai Liu , Zijun Xu , Ke Ye

Precision measurements of anomalous quartic couplings of electroweak gauge bosons allow us to search for deviations of the Standard Model predictions and signals of new physics. Here, we obtain the constraints on anomalous quartic gauge…

High Energy Physics - Phenomenology · Physics 2023-11-17 O. J. P. Eboli , M. C. Gonzalez-Garcia , Matheus Martines

If there is no the Standard Model Higgs boson, the interaction among the gauge bosons becomes strong at high energies (~ 1TeV). The effects of strong electroweak symmetry breaking could manifest themselves indirectly through the vertices as…

High Energy Physics - Experiment · Physics 2007-05-23 Klaus Moenig , Jadranka Sekaric

Recently reported diboson and diphoton excesses at LHC are interpreted to be connected with heavy $WW$ zero spin resonances. The resonances appears due to the wouldbe anomalous triple interaction of the weak bosons, which is defined by…

High Energy Physics - Phenomenology · Physics 2016-09-21 B. A. Arbuzov , I. V. Zaitsev

The quartic Higgs-gauge-boson coupling $g_{hhWW}$ is sensitive to the electroweak symmetry breaking mechanism, however, it is challenging to be measured at the large hadron collider. We show that the coupling can be well probed at future…

High Energy Physics - Phenomenology · Physics 2023-12-13 Qing-Hong Cao , Kun Cheng , Yandong Liu , Xiao-Rui Wang

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

We revisit the extraction of the triple electroweak gauge boson couplings from the Large Hadron Collider Run I data on the $W^+W^-$ and $W^\pm Z$ productions when the analysis also contains additional operators that modify the couplings of…

High Energy Physics - Phenomenology · Physics 2018-07-25 Alexandre Alves , N. Rosa-Agostinho , Oscar J. P. Éboli , M. C. Gonzalez--Garcia

We define a CP-asymmetric observable that is sensitive to CP-violating interactions in the gauge-boson sector. We illustrate the utility of this observable by studying how well the LHC can measure the coefficient of a particular…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jason Kumar , Arvind Rajaraman , James D. Wells

Trilinear $Z$ boson interactions are sensitive probes both of new sources of $CP$ violation in physics Beyond the Standard Model and of new particle thresholds. Measurements of trilinear $Z$ interactions are typically interpreted in the…

High Energy Physics - Phenomenology · Physics 2018-07-04 Tyler Corbett , Matthew J. Dolan , Christoph Englert , Karl Nordström

Measurement of the Higgs coupling to W-bosons is an important test of our understanding of the electroweak symmetry breaking mechanism. We study the sensitivity of the International Linear Collider (ILC) to the presence of anomalous HW+W-…

High Energy Physics - Phenomenology · Physics 2015-03-17 Yosuke Takubo , Robert N. Hodgkinson , Katsumasa Ikematsu , Keisuke Fujii , Nobuchika Okada , Hitoshi Yamamoto

Highlights of ATLAS and CMS measurements involving the production of heavy electroweak gauge bosons, W and Z, at the LHC are presented. Cross sections of single W and Z bosons are studied with very high precision and differential in various…

High Energy Physics - Experiment · Physics 2012-07-19 Jan Kretzschmar

Diboson production processes are of great importance in high-energy physics and a precise theoretical knowledge of VV production is mandatory not only in view of precision tests of the Standard Model but also in the one of new physics…

High Energy Physics - Phenomenology · Physics 2018-08-10 Mauro Chiesa , Ansgar Denner , Jean-Nicolas Lang