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Most recent measurements of properties of $W$ and $Z$ gauge bosons at hadron colliders are presented. The measurements were performed by ATLAS, CMS, and LHCb collaborations with proton-proton collisions at the LHC and by CDF and D0…

高能物理 - 实验 · 物理学 2011-11-14 Alex Melnitchouk for ATLAS , CDF , CMS , D0 , LHCb Collaborations

We report a selection of the most recent CDF and D0 results on top quark and W and Z boson properties, based on Tevatron Run 2 data. The large datasets of W and Z bosons allow a very precise measurement of the W mass and detailed studies of…

高能物理 - 实验 · 物理学 2019-08-14 Sandra Leone

New results from the CDF Collaboration on the invariant mass distribution of dijet events observed at the Tevatron are used to constrain the masses and couplings of new gauge bosons ($W'$ and $Z'$) as well as fundamental diquarks which can…

高能物理 - 唯象学 · 物理学 2008-11-26 Thomas G. Rizzo

O(100 GeV) physics beyond the standard model (BSM) could be overlooked provided that it is hidden in the untouched Higgs sector or jets. The top quark forward-backward asymmetry measurements and di-jet bump, which is observed in the…

高能物理 - 唯象学 · 物理学 2015-03-19 Xiao-ping Wang , Jia Xu , Shou-hua Zhu

The first run of the LHC showed hints of a new resonance with mass near $1.9$ TeV decaying into electroweak gauge boson pairs as well as into dijets. While Run 2 has neither confirmed nor ruled out such a resonance, it has yielded new…

高能物理 - 唯象学 · 物理学 2016-04-26 Manuel Buen-Abad , Andrew G. Cohen , Martin Schmaltz

We analyse the possibilities to detect a new $Z^{\prime}$ boson in di-electron events at Tevatron and LHC in the framework of the 331 model with right-handed neutrinos. Using $p\bar{p}$ collision data collected by the CDF II detector at…

高能物理 - 唯象学 · 物理学 2008-02-05 N. Gutierrez , R. Martinez , F. Ochoa

We present the most recent W and Z production, asymmetries, and V+jets results from the Tevatron collider at sqrt(s) = 1.96 TeV, analyzing data collected by CDF and DZero detectors between 2002-2011. The results include the measurements of…

高能物理 - 实验 · 物理学 2013-05-29 Hang Yin

The increasing size of the data samples recorded by the CDF and DO experiments at the Tevatron enables studies of a wide range of processes involving the electroweak bosons W and Z. Single boson production is now looked at in terms of…

高能物理 - 实验 · 物理学 2019-08-14 Kristian Harder

Direct and indirect searches of the Higgs boson suggest that 113 GeV $\lesssim m_H \lesssim$ 170 GeV is likely. With the LEP era over and the Tevatron Run II search via $p\bar p \to WH+X$ arduous, we revisit a case where $WH$ or $ZH +$ jets…

高能物理 - 唯象学 · 物理学 2011-03-23 Abdesslam Arhrib , Wei-Shu Hou

The top asymmetries measured at the Tevatron, and the discrepancy in the di-photon Higgs rate under investigation at the LHC represent two possible hints of physics beyond the Standard Model (SM). In this paper we address the possibility to…

高能物理 - 唯象学 · 物理学 2015-06-12 Wei-Chih Huang , Alfredo Urbano

The recent observation by the CDF Collaboration of an excess in $W$ plus dijet events, where the dijet invariant mass shows a 3.2$\sigma$ peak around $144 \pm 5$ GeV, is shown to be consistent with the production of a radion $\Phi$ of mass…

高能物理 - 唯象学 · 物理学 2011-06-13 Biplob Bhattacherjee , Sreerup Raychaudhuri

We review the phenomenology of electro-weak bosons produced in hadron-hadron collisions. In particular, we discuss the transverse momentum distribution of lepton pairs with invariant mass close to the Z peak. We describe the theoretical…

高能物理 - 唯象学 · 物理学 2012-08-15 Simone Marzani

We present a summary of recent WW, WZ, and ZZ measurements carried out in $\sqrt{s} = 1.96$ TeV at the Tevatron. The observation of rare ZZ events and the precise measurement of the WW cross section in fully leptonic decay modes are…

高能物理 - 实验 · 物理学 2019-08-14 Martina Hurwitz

Recent Run 2 experimental results on electroweak physics from the CDF and D0 collaborations at Tevatron are reviewed. We present measurements of the inclusive W and Z boson cross-sections times leptonic branching ratio as well as the…

高能物理 - 实验 · 物理学 2007-05-23 Frederic Deliot

The CDF and D0 experiments at the Tevatron have used p-pbar collisions at sqrt(s)=1.96 TeV to measure the cross section of W and Z boson production using several leptonic final states. An indirect measurement of the total W width has been…

高能物理 - 实验 · 物理学 2007-05-23 Tommaso Dorigo

This is a report at the conference Physics in Collision 2013. The experimental results on physics of diboson production are reviewed. The measurements use $pp$ collision at the LHC with center-of-mass energy $\sqrt{s}$ = 7 and 8 ~TeV, and…

高能物理 - 实验 · 物理学 2015-06-19 Jian Wang

We report on a study of the dijet invariant-mass distribution in events with one identified lepton, a significant imbalance in the total event transverse momentum, and two jets. This distribution is sensitive to the possible production of a…

高能物理 - 实验 · 物理学 2014-05-14 T. Aaltonen

We summarize an extensive Tevatron (1984-2011) electroweak physics program that involves a variety of W and Z boson precision measurements. The relevance of these studies using single and associated gauge boson production to our…

高能物理 - 实验 · 物理学 2015-06-22 Ashutosh V. Kotwal , Heidi Schellman , Jadranka Sekaric

The electroweak theory has been tested to high precision, with measurements probing its predictions at the loop level. The current generation of particle accelerators will produce enough W and Z bosons through hadron collisions to…

高能物理 - 实验 · 物理学 2009-10-28 C. Hays

We present the calculation of the most important electroweak corrections to dijet production at the LHC and the Tevatron, comprising tree-level effects of O(\alpha_s\alpha,\alpha^2) and weak loop corrections of O(\alpha_s^2\alpha). Although…

高能物理 - 唯象学 · 物理学 2015-06-11 Stefan Dittmaier , Alexander Huss , Christian Speckner
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