English
Related papers

Related papers: CPT analysis with top physics

200 papers

We explore the possibility that the right-handed top quark is composite. We examine the consequences that compositeness would have on $t \bar{t}$ production at the Tevatron, and derive a weak constraint on the scale of compositeness of…

High Energy Physics - Phenomenology · Physics 2009-02-18 Ben Lillie , Jing Shu , Tim M. P. Tait

With the full Tevatron Run II and early LHC data samples, the opportunity for furthering our understanding of the properties of the top quark has never been more promising. Although the current knowledge of the top quark comes largely from…

High Energy Physics - Experiment · Physics 2015-06-03 Kevin Lannon , Fabrizio Margaroli , Chris Neu

Top quarks can be produced abundantly at hadron colliders like the Tevatron at Fermilab and the Large Hadron Collider at CERN, and a variety of measurements of top-quark properties have been gathered in the recent years from four…

High Energy Physics - Experiment · Physics 2014-09-03 Andrea Castro

Fermilab's Tevatron accelerator is recently performing at record luminosities that enables a program systematically addressing the physics of top quarks. The CDF collaboration has analyzed up to 5/fb of proton anti-proton collisions from…

High Energy Physics - Experiment · Physics 2019-08-13 Bernd Stelzer

We calculate the contribution of anomalous top-quark interaction with a gluon, photon, and $Z$-boson (FCNC) to $t \bar t$ pair production in hadronic collisions. Using the current data from Run~1 of the Tevatron we evaluate the upper limit…

High Energy Physics - Phenomenology · Physics 2011-06-07 Yu. P. Gouz , S. R. Slabospitsky

We present recent preliminary measurements of the top-antitop pair production cross section and determinations of the top quark pole mass, performed using the data collected by the CDF and D0 Collaborations at the Tevatron Collider. In the…

High Energy Physics - Experiment · Physics 2019-08-15 Lucio Cerrito

I will briefly review the physics of top quark at high energy colliders. A new discovery of single-top event at the Fermilab Tevatron is expected. At the CERN Large Hadron Collider, detailed top quark properties can be measured and new…

High Energy Physics - Phenomenology · Physics 2008-11-26 C. -P. Yuan

I discuss strategies for probing CP properties in the top quark system at $e^-e^+$ and hadron Colliders. The magnitudes of CP violation effects predicted by various models are reviewed. I also discuss the potential of various current and…

High Energy Physics - Phenomenology · Physics 2010-11-01 C. -P. Yuan

We present the most recent measurements of single top quark production cross section by the CDF and D0 experiments at the Fermilab Tevatron Collider and the ATLAS and CMS experiments at the Large Hadron Collider (LHC). The data were…

High Energy Physics - Experiment · Physics 2014-10-14 Chang-Seong Moon

We report the latest results on the top-quark mass and on the top-antitop mass difference from the CDF and D0 collaborations using data collected at the Fermilab Tevatron $p\bar{p}$ collider at $\sqrt{s}=1.96$ TeV. We discuss general issues…

High Energy Physics - Experiment · Physics 2011-07-25 Zhenyu Ye , for CDF , D0 collaborations

We provide a qualitative and quantitative unified picture of the charge asymmetry in top quark pair production at hadron colliders in the SM and summarise the most recent experimental measurements.

High Energy Physics - Phenomenology · Physics 2014-11-19 Johann H. Kuehn , German Rodrigo

An overview of the recent measurements of the top quark properties in proton antiproton collisions at \sqrt{s}=1.96 TeV is presented.These measurements are based on 5.4 -- 8.7 fb^-1 of data collected with the D0 and CDF experiments at the…

High Energy Physics - Experiment · Physics 2019-08-14 Viatcheslav Shary

Anomalous chromomagnetic and chromoelectric dipole moments of the top quark may arise from various high scale theories. We carry out a model independent study of such interactions focusing on the limits that can be obtained from current…

High Energy Physics - Phenomenology · Physics 2010-10-12 Pratishruti Saha

The measurement of forward-backward asymmetry in the top and anti-top quark ($t \bar{t}$) production has been recently reconfirmed by the CDF Collaboration and shows a more than $3\sigma$ deviation from the Standard Model(SM) prediction in…

High Energy Physics - Phenomenology · Physics 2011-05-13 Biplob Bhattacherjee , Sudhansu S. Biswal , Diptimoy Ghosh

We know there is new physics at the electroweak scale, but we don't know what it is. Right now, the top quark is our only window on to this physics. In almost all models of electroweak symmetry breaking, top either couples strongly to new…

High Energy Physics - Experiment · Physics 2007-05-23 John Womersley

Fermilab's Tevatron accelerator is recently performing at record luminosities that enables a program systematically addressing the physics of top quarks. The CDF and D0 collaborations have analyzed up to 5/fb of proton anti-proton…

High Energy Physics - Experiment · Physics 2019-08-14 Bernd Stelzer

It is shown that there is a possibility of violation of CPT symmetry in the Standard Model which does not contradict to the famous CPT theorem. To check this possibility experimentally it is necessary to increase the precision of…

High Energy Physics - Phenomenology · Physics 2020-06-02 S. A. Larin

Following the confirmation of the top quark discovery at the Tevatron, the next step is to begin studying its properties. Because the scale of electroweak symmetry breaking is of the same order as the measured top mass, the top quark may be…

High Energy Physics - Experiment · Physics 2007-05-23 Anthony Vaiciulis

An overview of the recent measurements of the top antitop quark pair production cross section in proton antiproton collisions at \sqrt{s}=1.96 TeV in lepton + jets and dilepton final states is presented. These measurements are based on 1 --…

High Energy Physics - Experiment · Physics 2019-08-15 V. Shary

I summarize here the latest top quark physics results from the ATLAS, CDF, CMS and D0 Collaborations, first discussing the top quark production and then some of the latest top quark property measurements. These results are based on up to…

High Energy Physics - Experiment · Physics 2011-11-29 Frederic Deliot