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Related papers: Heavy Quark Productions with Spin

200 papers

We discuss a few examples of structure functions for polarized, semi-inclusive scattering processes to show the richness of structure. Then we indicate how polarization and particle production can be used to study the quark and gluon…

Nuclear Theory · Physics 2007-05-23 P. J. Mulders

We investigate the inclusive production of prompt J/psi mesons in polarized hadron-hadron and photon-hadron collisions in the factorization formalism of NRQCD. Numerical results are presented for BNL RHIC-Spin and the approved SLAC…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Klasen , B. A. Kniehl

Various aspects of heavy flavor production in heavy ion collisions in the context of elementary collisions are reviewed. The interplay between theory in experiment in $\epem$ and $\pbarp$ data is been found to be non-trivial, even with new…

Nuclear Experiment · Physics 2009-11-10 Peter Steinberg

I argue that perturbative scattering of quarks and gluons are incompatible with lattice and heavy ion data on QGP properties. The non-perturbative mechanisms for quasiparticle rescattering and quark production are briefly discussed, as well…

Nuclear Theory · Physics 2019-01-03 E. Shuryak

Quarkonium production in proton-proton collision is interesting in profiling the partons inside the nucleon. Recently, the impact of double parton scatterings (DPSs) was suggested by experimental data of associated quarkonium production…

High Energy Physics - Phenomenology · Physics 2020-01-08 Nodoka Yamanaka , Jean-Philippe Lansberg , Hua-Sheng Shao , Yu-Jie Zhang

The current status of top quark studies at the Large Hadron Collider (LHC) and at the Linear Collider (LC) is summarized. Expectations on the measurements of the top mass, couplings and decays, of the top spin polarization and of the single…

High Energy Physics - Experiment · Physics 2009-12-10 Marina Cobal

The cross section of pair double heavy diquark production process $pp\to(bc)+(\bar b \bar c)+X$ is calculated in the leading order of gluonic fusion channel with all four possible color and spin combinations $[^1S_0]_{\bar3}$,…

High Energy Physics - Phenomenology · Physics 2016-07-20 Anton Trunin

Strange particles have been a very important observable in the search for a deconfined state of strongly interacting matter, the quark-gluon plasma (QGP), which is expected to be formed in ultra-relativistic heavy ion collisions. We review…

Nuclear Experiment · Physics 2015-05-28 Christoph Blume , Christina Markert

Measurements of heavy quark production, particularly from HERA, their theoretical understanding and their relevance for the LHC are reviewed. The status of beauty and charm production is discussed in the context of the different components…

High Energy Physics - Experiment · Physics 2007-05-23 Matthew Wing

In non-central high energy heavy ion collisions the colliding system posses a huge orbital angular momentum in the direction opposite to the normal of the reaction plane. Due to the spin-orbit coupling in strong interaction, such huge…

Nuclear Theory · Physics 2021-12-21 Jian-Hua Gao , Zuo-Tang Liang , Qun Wang , Xin-Nian Wang

In this paper we investigate the role of the high density effects in the heavy quark production cross section in $pA$ processes at RHIC and LHC. We use, as initial condition, a gluon distribution consistent with fixed target nuclear data…

High Energy Physics - Phenomenology · Physics 2011-01-25 A. L. Ayala Filho , V. P. Goncalves

The azimuthal asymmetry of heavy quarks production on double polarized proton-proton and proton-antiproton colliders are studied in this work at next-to-leading order in $\alpha_s$, with some details included. The purpose is to see whether…

High Energy Physics - Phenomenology · Physics 2020-05-20 G. P. Zhang

In recent years, there have been significant developments in heavy quarkonium production, both in theory and in experiment. These developments may have important implications for the use of charmonium as a probe in heavy-ion collisions. A…

High Energy Physics - Phenomenology · Physics 2009-10-28 Eric Braaten

The influence of the top quark mass on mixing processes and precise electroweak measurements is described. Experimental observation of the top quark in proton-antiproton collisions is discussed, and some brief remarks are made about…

High Energy Physics - Phenomenology · Physics 2014-11-17 Jonathan L. Rosner

We calculate the polarization of Lambda and Anti-Lambda particles produced in deep inelastic polarized lepton scattering. We use two models: the naive quark model and a model in which SU(3)$_F$ symmetry is used to deduce the spin structure…

High Energy Physics - Phenomenology · Physics 2009-10-31 D. Ashery , H. J. Lipkin

The inclusive production of pseudoscalar heavy quarkonia ($\eta_c,\, \eta_b,\, B_c$), double heavy baryons $\Xi_{QQ^\prime}$ ($Q^{(\prime)}=c,\,b$ quarks) and tetraquarks $T_{QQ}$ in heavy ion ultraperipheral collisions (UPCs) is studied.…

High Energy Physics - Phenomenology · Physics 2025-11-05 Jun Jiang , Hao Yang , Xiao Liang , Zong-Guo Si , Cong-Feng Qiao , Bing-Wei Long , Yan-Rui Liu , Shi-Yuan Li

QCD motivated polarized parton distributions, evolved directly in x-space, are used to predict rates for prompt photon and Jet production at RHIC and HERA-N center of mass energies. Various scenarios for the polarized gluon distributions…

High Energy Physics - Phenomenology · Physics 2014-11-17 L. E. Gordon , G. P. Ramsey

The Large Hadron Collider (LHC) will open a new era in high energy physics. The expected large cross section for heavy flavour production in proton-proton collisions at $\sqrt{s}$ = 14 TeV will allow detailed studies of the production…

High Energy Physics - Experiment · Physics 2014-11-20 Alessandro Grelli , Andre Mischke

Main aim of this research consists in the description of Deep Inelastic Scattering (DIS) processes mediated by Charged Currents (CC), producing a massive quark in the final state. Formalism of DIS processes has been investigated in depth,…

High Energy Physics - Phenomenology · Physics 2018-11-20 Nicola Pessina