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Related papers: Top Quark Spin Correlations - Theory

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The global spin polarization of hyperons in heavy-ion collisions have been investigated by including spin correlation effects among their constituent quarks. The available data on global spin polarizations of hyperons and spin alignments of…

High Energy Physics - Phenomenology · Physics 2026-03-12 Lucia Oliva , Qun Wang , Xin-Nian Wang

For a proper theoretical description of the top quark pair production cross section at the First Muon Collider in the kinematic regime away from the threshold the complete mass and energy dependence has to be taken into account. Two-loop…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. H. Hoang

We describe the latest results obtained by the CMS Collaboration on top quark spin and polarization properties. The top quark spin asymmetry is measured both targeting single-top quark production in the $t$-channel and single-top quark…

High Energy Physics - Experiment · Physics 2022-11-24 Fabio Iemmi

We provide a brief overview of some current experimental and theoretical issues of heavy quark production.

High Energy Physics - Phenomenology · Physics 2009-10-31 Fredrick I. Olness

Running a future Linear Collider at the top pair threshold allows for precise measurements of the mass, the widths and the couplings of the top quark. I give a nontechnical review on recent theoretical developments and the theory status in…

High Energy Physics - Phenomenology · Physics 2009-11-11 Andre H. Hoang

I review the latest results on properties of the top quark from the Tevatron and the LHC, including results measured in $t\bar{t}$ and single-top events on the mass, width, couplings, and spin correlations.

High Energy Physics - Experiment · Physics 2012-12-04 Tony M. Liss

Between the Tevatron and LHC, top-quark physics is now becoming an area for precision physics. This has lead to an increase in theoretical activity to match the experimental accuracy of top anti-top production. We discuss the difficulty in…

High Energy Physics - Phenomenology · Physics 2013-11-05 Matthew Dowling , Sven Moch

We review the study of the charged Higgs and top quark associated production at the LHC with the presence of an additional scalar doublet. Top quark spin effects are related to the Higgs fermion couplings through this process. The angular…

High Energy Physics - Phenomenology · Physics 2014-04-22 Xue Gong , Zong-Guo Si , Shuo Yang , Ya-Juan Zheng

Recent top quark properties measurements made with the CMS detector at the LHC are presented. The measurements summarized include spin correlation of top quark pairs, asymmetries, top quark mass, and the underlying event in top quark pair…

High Energy Physics - Experiment · Physics 2019-08-13 Efe Yazgan

We review main features and problems of higher spin field theory and flash some ways along which it has been developed over last decades.

High Energy Physics - Theory · Physics 2010-04-06 Dmitri Sorokin

A comparison is made between the off-diagonal and helicity spin bases for top quark pair production at the FNAL Tevatron. In the off-diagonal basis, 92% of the top quark pairs are in the spin configuration up-down plus down-up, whereas in…

High Energy Physics - Phenomenology · Physics 2016-09-06 Gregory Mahlon , Stephen Parke

The effects of antishadowing related to the spin correlations of particles in multiparticle production are discussed. It is shown that significant spin correlations should be expected at the LHC energies.

High Energy Physics - Phenomenology · Physics 2009-11-10 S. M. Troshin

We study the charged Higgs production at LHC via its associated production with top quark. The kinematic cuts are optimized to suppress the background processes so that the reconstruction of the charged Higgs and top quark is possible. The…

High Energy Physics - Phenomenology · Physics 2013-03-14 Xue Gong , Zong-Guo Si , Shuo Yang , Ya-juan Zheng

We review the asymmetries in top quark pair production at the Tevatron and the LHC. We summarize the experimental measurements and the interpretations of a possible excess in terms of new physics. We also review other top quark…

High Energy Physics - Phenomenology · Physics 2015-06-11 J. A. Aguilar-Saavedra , D. Amidei , A. Juste , M. Perez-Victoria

We discuss possible relation between recent lattice results on the flavor composition of the nucleon spin and the topology-induced quark correlations.

High Energy Physics - Phenomenology · Physics 2018-01-03 Edward Shuryak

In this talk we discuss top-quark pair production in association with an additional jet. We present numerical results based on a next-to-leading order QCD calculation.

High Energy Physics - Phenomenology · Physics 2009-05-15 S. Dittmaier , P. Uwer , S. Weinzierl

Some recent results and problems in the theory of particles containing heavy quarks ar reviewed.

High Energy Physics - Phenomenology · Physics 2007-05-23 Kacper Zalewski

We discuss in detail top quark polarization in above-threshold (t \bar t)-production at a polarized linear e^+ e^- collider. We pay particular attention to the minimization and maximization of the polarization of the top quark by tuning the…

High Energy Physics - Phenomenology · Physics 2011-03-28 S. Groote , J. G. Körner , B. Melić , S. Prelovsek

Top quark pair spin correlation measurements performed by the ATLAS experiment using $pp$ collisions at the CERN Large Hadron Collider are summarized. Moreover, the measurement of a specific observable $D$ related to top quark pair spin…

High Energy Physics - Experiment · Physics 2026-02-04 Roman Lysak