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Related papers: Upsilon production in pp and pA collisions: from R…

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Inclusive production of $\Upsilon J/\psi$ pair in proton-proton interation at LHCb is considered. This process is forbidden at leading order of perturbation theory, so such channels as double parton scattering, $\chi_b\chi_c$ pair…

High Energy Physics - Phenomenology · Physics 2015-06-16 A. K. Likhoded , A. V. Luchinsky , S. V. Poslavsky

We discuss a program for systematic studies of heavy quark production in $pp$, $pA$ and $AA$ interactions. The $Q \bar Q$ production cross sections themselves cannot be accurately predicted to better than 50% at RHIC. For studies of…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. Vogt

Cross sections of the colored scalar particle production in $pp$-collisions are calculated and differential and total cross sections of the corresponding parton subprocesses are obtained. The total cross section of scalar gluon production…

High Energy Physics - Phenomenology · Physics 2008-12-25 M. V. Martynov , A. D. Smirnov

A systematic study of the inclusive single heavy quark and heavy-quark pair production cross sections in pp collisions is presented for RHIC and LHC energies. We compare with existing data when possible. The dependence of the rates on the…

High Energy Physics - Phenomenology · Physics 2015-06-25 R. V. Gavai , S. Gupta , P. L. McGaughey , E. Quack , P. V. Ruuskanen , R. Vogt , Xin-Nian Wang

In this paper we present a detailed comparison of the dijet production by photon -- photon, photon -- pomeron and pomeron -- pomeron interactions in $pp$, $pA$ and ${\rm AA}$ collisions at the LHC energy. The transverse momentum, pseudo --…

High Energy Physics - Phenomenology · Physics 2017-10-18 E. Basso , V. P. Goncalves , A. K. Kohara , M. S. Rangel

We revisit inclusive J/psi and Upsilon photoproduction at lepton-hadron colliders, namely in the limit when the exchanged photon is quasi real. Our computation includes the next-to-leading-order (NLO) alpha_s corrections to the…

High Energy Physics - Phenomenology · Physics 2023-02-03 Alice Colpani Serri , Yu Feng , Carlo Flore , Jean-Philippe Lansberg , Melih A. Ozcelik , Hua-Sheng Shao , Yelyzaveta Yedelkina

$\Upsilon$ production in p-Pb interactions is studied at the centre-of-mass energy per nucleon-nucleon collision $\sqrt{s_{\rm{NN}}}$ = 8.16 TeV with the ALICE detector at the CERN LHC. The measurement is performed reconstructing…

Nuclear Experiment · Physics 2020-07-13 ALICE Collaboration

We calculate the transverse momentum p_T distribution for production of the Upsilon states in hadronic reactions. For small $p_T (\leq M_\Upsilon)$, we resum to all orders in the strong coupling alpha_s the process-independent large…

High Energy Physics - Phenomenology · Physics 2011-03-23 Edmond L. Berger , Jianwei Qiu , Yili Wang

In this paper we study the $H + \gamma$ ($H = J/\Psi$ and $\Upsilon$) production in coherent hadron - hadron interactions at LHC energies. Considering the ultrarelativistic protons as a source of photons, we estimate the $\gamma + p…

High Energy Physics - Phenomenology · Physics 2015-06-05 V. P. Goncalves , M. M. Machado

We reexamine the top quark production cross section at the Tevatron and LHC, in the light of recent progress on the resummation of logarithmic soft gluon corrections. We find that resummation effects are much smaller than previously…

High Energy Physics - Phenomenology · Physics 2009-10-28 S. Catani , M. L. Mangano , P. Nason , L. Trentadue

We present a calculation of Pi, D and B mesons production at RHIC and LHC energies based upon the KKT model of gluon saturation. We discuss dependence of the nuclear modification factor on rapidity and transverse momentum.

High Energy Physics - Phenomenology · Physics 2008-11-26 Kirill Tuchin

The exclusive photoproduction of $\Upsilon (nS)$ states were calculated in ultra-peripheral collisions for coherent and incoherent process in PbPb at $\sqrt{s_{NN}}$= 5.5 TeV. Different dipole models were compared in the theoretical…

High Energy Physics - Phenomenology · Physics 2017-10-11 M. B. Gay Ducati , F. Kopp , M. V. T. Machado

We present a recent calculation of $J/\psi$ and $\Upsilon$ production in unpolarized $pp$ collision and show that this can be used to probe the unpolarized gluon as well as the linearly polarized gluon transverse momentum dependent parton…

High Energy Physics - Phenomenology · Physics 2016-10-19 Asmita Mukherjee , Sangem Rajesh

This is a review of the Quantum Chromodynamics Cosmological Phase Transitions, the Quark-Gluon Plasma, the production of heavy quark states via p-p collisions and RHIC (Relativistic Heavy Ion Collisions) using the mixed hybrid theory for…

High Energy Physics - Phenomenology · Physics 2016-02-09 Leonard S. Kisslinger , Debasish Das

The production of a quarkonium -- pair in exclusive and diffractive processes in $pp$ collisions at the LHC and FCC energies is investigated. We consider the $J/\Psi J/\Psi$ and $\Upsilon \Upsilon$ production in these processes and present…

High Energy Physics - Phenomenology · Physics 2020-02-26 V. P. Goncalves , R. Palota da Silva

Heavy quarkonium production in the framework of the non-relativistic quantum chromodynamics and leading order of the parton Reggeization approach at the Tevatron and LHC is discussed. In this note, we compare our predictions for the…

High Energy Physics - Phenomenology · Physics 2013-04-12 M. A. Nefedov , V. A. Saleev , A. V Shipilova

In this article we investigate the influence of nuclear effects in the production of gluinos in nuclear collisions at the LHC, and estimate the transverse momentum dependence of the nuclear ratios $R_{pA} = {\frac{d\sigma (pA)}{dy d^2 p_T}}…

High Energy Physics - Phenomenology · Physics 2011-07-08 C. Brenner Mariotto , D. B. Espindola , M. C. Rodriguez

It has been known for a long time that the cross section for bottom-quark $b$ production at hadron collider energies exceeds theoretical expectations. An additional contribution from pair-production of light gluinos $\tilde{g}$, of mass 12…

High Energy Physics - Phenomenology · Physics 2014-11-17 Edmond L. Berger

Prompt photon production in hadronic collisions at the RHIC and the LHC energies is investigated within the QCD color dipole approach. Predictions for the nuclear modification factor in $pA$ collisions are evaluated based on parton…

High Energy Physics - Phenomenology · Physics 2020-11-11 G. Sampaio dos Santos , G. Gil da Silveira , M. V. T. Machado

We have attempted to develop here tentatively a model for $J/\Psi$ production in p+p, d+Au, Cu + Cu and Au + Au collisions at RHIC energies on the basic ansatz that the results of nucleus-nucleus collisions could be arrived at from the…

High Energy Physics - Phenomenology · Physics 2009-11-18 P. Guptaroy , Tarun K. Garain , Goutam Sau , S. K. Biswas , S. Bhattacharyya
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