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Related papers: Central Exclusive Production at LHCb

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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

Inclusive bottomonium hadroproduction at the Tevatron is firstly examined in a Monte Carlo framework with the colour-octet mechanism implemented in the event generation. We extract some NRQCD colour-octet matrix elements relevant for…

High Energy Physics - Phenomenology · Physics 2014-11-17 J. L. Domenech , M. A. Sanchis-Lozano

In the context of topcolor assisted technicolor(TC2) models, we study the production of the top-pions $\pi_{t}^{0,\pm}$ with single top quark via the processes $p\bar{p} \to t\pi_{t}^{0}+X$ and $p\bar{p} \to t\pi_{t}^{\pm}+X$, and discuss…

High Energy Physics - Phenomenology · Physics 2008-11-26 Chong-Xing Yue , Zheng-Jun Zong , Li-Li Xu , Jian-Xing Chen

The exclusive $\Upsilon$ photoproduction in proton-proton and proton - nucleus collisions at LHC energies is investigated using the color dipole formalism and considering different models for the $\Upsilon$ wave function and forward dipole…

High Energy Physics - Phenomenology · Physics 2015-06-22 V. P. Goncalves , B. D. Moreira , F. S. Navarra

The production of a single charged Higgs boson pair by photon - photon interactions in $pp$ collisions at the LHC is investigated in this exploratory study. We focus on the exclusive production, which is characterized by intact protons and…

High Energy Physics - Phenomenology · Physics 2024-03-05 Laura Duarte , Victor P. Goncalves , Daniel E. Martins , Téssio B. de Melo

The STAR experiment at the Relativistic Heavy Ion Collider (RHIC) performs studies of diffractive processes with the focus on the exclusive production of particles in central range of rapidity. In 2015 STAR collected 18 pb$^{-1}$ of data in…

Nuclear Experiment · Physics 2019-08-13 Rafal Sikora

Recent measurements of top-quark production at hadron colliders are reviewed. The inclusive top-quark pair production is determined at four centre-of-mass energies at Tevatron and LHC with experimental uncertainties that are close to the…

High Energy Physics - Experiment · Physics 2016-09-21 Markus Cristinziani

We discuss some different new aspects of $J/\psi$ meson production in exclusive, semi-exclusive and inclusive processes. We finish with a short discussion of double $J/\psi$ production. We point out some new results obtained recently by our…

High Energy Physics - Phenomenology · Physics 2017-08-02 Antoni Szczurek , Anna Cisek , Wolfgang Schafer

Central exclusive and semiexclusive production of $\pi^+\pi^-$ pairs is measured with the CMS detector in proton-proton collisions at the LHC at center-of-mass energies of 5.02 and 13 TeV. The theoretical description of these…

High Energy Physics - Experiment · Physics 2020-09-07 CMS Collaboration

A process of Central Exclusive $\pi^+\pi^-$ production in proton-proton collisions and its theoretical description is presented. A possibility of its measurement, during the special low luminosity LHC runs, with the help of the ATLAS…

High Energy Physics - Experiment · Physics 2012-03-08 R. Staszewski , P. Lebiedowicz , M. Trzebinski , J. Chwastowski , A. Szczurek

We apply the newly developed NRQCD factorization formula to analyze the exclusive production of the fully-charmed tetraquark $T_{4c}$ plus a hard photon at $B$ factory. For simplicity, in this work we have concentrated on the associated…

High Energy Physics - Phenomenology · Physics 2021-05-19 Feng Feng , Yingsheng Huang , Yu Jia , Wen-Long Sang , Jia-Yue Zhang

Within the framework of the non-relativistic QCD, we present a detailed discussion on the heavy quarkonium production at the leading order in $\alpha_s$ at a $e^+ e^-$ collider with the collision energy around the $Z^0$ peak. Quarkonia are…

High Energy Physics - Phenomenology · Physics 2013-06-10 Zhan Sun , Xing-Gang Wu , Gu Chen , Jun Jiang , Zhi Yang

We discuss diffractive production of open charm and bottom mesons at the LHC. The differential cross sections for single- and central-diffractive mechanisms for $c\bar c$ and $b\bar b$ pair production are calculated in the framework of the…

High Energy Physics - Phenomenology · Physics 2015-10-09 Marta Luszczak , Rafal Maciula , Antoni Szczurek

Within a light-cone QCD formalism which incorporates color transparency (CT), coherence length (CL) effects and gluon shadowing (GS) we study electroproduction of charmonia off nuclei. In contrast to production of light vector mesons…

High Energy Physics - Phenomenology · Physics 2009-11-07 J. Nemchik

We investigate new physics scenarios where systems comprised of a single top quark accompanied by missing transverse energy, dubbed monotops, can be produced at the LHC. Following a simplified model approach, we describe all possible…

High Energy Physics - Phenomenology · Physics 2014-02-05 Jean-Laurent Agram , Jeremy Andrea , Michael Buttignol , Eric Conte , Benjamin Fuks

This paper provides a review of the experimental studies of processes with a single top quark at the Tevatron proton-antiproton collider and the LHC proton-proton collider. Single top-quark production in the t-channel process has been…

High Energy Physics - Experiment · Physics 2018-07-25 Andrea Giammanco , Reinhard Schwienhorst

We review the prospects for Central Exclusive Production (CEP) of BSM Higgs bosons at the LHC using forward proton detectors proposed to be installed at 220 m and 420 m from the ATLAS and/ or CMS. Results are presented for MSSM in standard…

High Energy Physics - Phenomenology · Physics 2015-03-19 S. Heinemeyer , V. A. Khoze , M. G. Ryskin , M. Tasevsky , G. Weiglein

We discuss central exclusive diffractive production of light mesons in the reactions $pp \to pp\pi^{+}\pi^{-}$ and $pp \to ppK^{+}K^{-}$. The calculation is based on a tensor-pomeron approach. We include a purely diffractive dipion…

High Energy Physics - Phenomenology · Physics 2019-02-20 Piotr Lebiedowicz , Antoni Szczurek , Otto Nachtmann

In the paper, we discuss the possibility of observation of heavy quarkoniums via the processes involving flavor changing neutral currents (FCNC). More explicitly, we systematically calculate the production of heavy charmonium and…

High Energy Physics - Phenomenology · Physics 2018-08-22 Juan-Juan Niu , Lei Guo , Hong-Hao Ma , Shao-Ming Wang

We present results on the Central Exclusive Production of charged particle pairs $h^{+}h^{-}$ ($h = \pi, K, p$), $pp\to p^\prime+h^{+}h^{-}+p^\prime$, obtained with the STAR experiment at RHIC in proton-proton collisions at a center-of-mass…

High Energy Physics - Experiment · Physics 2021-08-03 Rafal Sikora
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