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Related papers: Z' Bosons at Colliders: a Bayesian Viewpoint

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We discuss the expected sensitivity to Z' boson effects in the W^\pm boson pair production process at the Large Hadron Collider (LHC). The results of a model-dependent analysis of Z' boson effects are presented as constraints on the Z-Z'…

High Energy Physics - Phenomenology · Physics 2014-10-13 V. V. Andreev , P. Osland , A. A. Pankov

Extracting constraints on kinetic mixing between a new $U(1)'$ gauge boson hiding under the Standard Model $Z$ boson resonance requires the formalism of non-Hermitian two-point correlation functions at 1-loop order. We derive…

High Energy Physics - Phenomenology · Physics 2025-01-31 Prisco Lo Chiatto , Felix Yu

Measurements of production of the neutral and charged strange hadrons in ep collisions with the ZEUS detector are presented. The data on differential cross sections, baryon-to-meson ratios, baryon-antibaryon asymmetry and Bose-Einstein…

High Energy Physics - Experiment · Physics 2008-02-12 B. B. Levchenko

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

This is a short review of present and future limits on new neutral gauge bosons, in particular on hadrophilic or leptophobic $Z'$s recently proposed to interpret the observed fluctuations of $\Gamma _{c,b}$ at LEP. Light gauge bosons…

High Energy Physics - Phenomenology · Physics 2014-11-17 F. del Aguila , M. Masip , M. Perez-Victoria

We explore the discovery potential of W' and Z' boson searches for various SU(2) x SU(2) x U(1) models at the Large Hadron Collider (LHC), after taking into account the constraints from low energy precision measurements and direct searches…

High Energy Physics - Phenomenology · Physics 2012-11-14 Qing-Hong Cao , Zhao Li , Jiang-Hao Yu , C. -P. Yuan

We construct a new gauged $U(1)_\ell$ lepton number model which is anomaly-free for each SM generation. The active neutrino masses are radiatively generated with a minimal scalar sector. The phenomenology and collider signals are studied.…

High Energy Physics - Phenomenology · Physics 2018-08-15 We-Fu Chang , John N. Ng

Results are presented on searches for standard model and non-standard model production of a Higgs boson in pbar-p collisions at sqrt{s}= 1.96 TeV with the CDF II detector at the Fermilab Tevatron. Using data corresponding to 2-3.6 1/fb of…

High Energy Physics - Experiment · Physics 2012-08-27 Robert Craig Group

Precision measurement for the production of a $Z$-boson in association with two photons is important for investigating the Higgs boson and exploring new physics at the International Linear Collider. It could be used to study the…

High Energy Physics - Phenomenology · Physics 2014-02-10 Zhang Yu , Guo Lei , Ma Wen-Gan , Zhang Ren-You , Chen Chong , Li Xiao-Zhou

The CDF and \D0 collaborations have used recent data taken at the Tevatron to perform QCD tests with $W$ and $Z$ bosons decaying leptonically. \D0 measures the production cross section times branching ratio for $W$ and $Z$ bosons. This also…

High Energy Physics - Experiment · Physics 2007-05-23 Cecilia E. Gerber

For the first time, the pair production of the heavy charged gauge bosons, known as $W'$ bosons is considered, when both decay to $\tau$ leptons. The reported detailed efficiency of object/event selection by the CMS experiment is used to…

High Energy Physics - Phenomenology · Physics 2018-10-09 Saeid Paktinat Mehdiabadi , Leila Zamiri

The decay of the Z' boson into supersymmetric particles is studied. We investigate how these supersymmetric modes affect the current limits from the Tevatron and project the expected sensitivities at the LHC. Employing three representative…

High Energy Physics - Phenomenology · Physics 2015-03-19 Chun-Fu Chang , Kingman Cheung , Tzu-Chiang Yuan

We improve the theoretical predictions for the production of extra neutral gauge bosons at hadron colliders by implementing the Z' bosons in the MC@NLO generator and by computing their differential and total cross sections in joint p_T and…

High Energy Physics - Phenomenology · Physics 2008-11-26 B. Fuks , M. Klasen , F. Ledroit , Q. Li , J. Morel

Z' bosons that couple preferentially to the third generation fermions can arise in models with extended weak (SU(2)xSU(2)) or hypercharge (U(1)xU(1)) gauge groups. We show that existing limits on quark-lepton compositeness set by the LEP…

High Energy Physics - Phenomenology · Physics 2011-03-23 Kevin R. Lynch , Meenakshi Narain , Elizabeth H. Simmons , Stephen Mrenna

We derive bounds on Higgs and gauge--boson anomalous interactions using the LEP2 data on the production of three photons and photon pairs in association with hadrons. In the framework of $SU(2)_L \otimes U(1)_Y$ effective Lagrangians, we…

High Energy Physics - Phenomenology · Physics 2009-10-31 O. J. P. Eboli , M. C. Gonzalez-Garcia , S. M. Lietti , S. F. Novaes

We investigate the sensitivities on the Wilson coefficients of dimension-six operators associated with the anomalous $H\gamma\gamma$, $H\gamma Z$ and $HZZ$ vertices through the process $\mu^- \mu^+ \rightarrow Z\gamma\gamma$ at future muon…

High Energy Physics - Phenomenology · Physics 2025-10-21 Serdar Spor

In a truly model-independent approach, we reexamine a minimal extension of the Standard Model (SM) through the introduction of an additional $U(1)$ symmetry leading to a new neutral gauge boson ($Z'$), allowing its kinetic mixing with the…

High Energy Physics - Phenomenology · Physics 2018-08-22 Triparno Bandyopadhyay , Gautam Bhattacharyya , Dipankar Das , Amitava Raychaudhuri

A general review of the latest results about single and double vector boson production in the multipurpose experiments at LHC (ATLAS and CMS) and at Tevatron (CDF and D0) will be presented. The review will focus on boson production, while a…

High Energy Physics - Experiment · Physics 2019-08-15 Sara Bolognesi

Recent measurements of the single inclusive jet cross section at the Tevatron by the CDF Collaboration maybe suggest a modified picture of QCD in the large $E_T$ range. One possible explanation of the measured jet excess is the introduction…

High Energy Physics - Phenomenology · Physics 2009-10-28 Matthias Heyssler

The uncertainties in estimating the hadronic production of the $B_c$ meson are studied under the framework of the complete $\alpha_s^4$ approach of the perturbative QCD and the gluon-gluon fusion mechanism. Quantitative comparisons on the…

High Energy Physics - Phenomenology · Physics 2011-03-23 Chao-Hsi Chang , Xing-Gang Wu