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Related papers: Single bottom quark production in kT-factorisation

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We study the effect of multiple soft gluon radiation on the kinematical distributions of the $t$-channel single top quark production at the LHC. By applying the transverse momentum dependent factorization formalism, large logarithms (of the…

High Energy Physics - Phenomenology · Physics 2018-10-05 Qing-Hong Cao , Peng Sun , Bin Yan , C. -P. Yuan , Feng Yuan

We study the exclusive production of heavy flavors at central rapidities in hadron-hadron collisions within the kT factorisation formalism. Since this involves regions of small Bjorken x in the unintegrated gluon densities, we include the…

High Energy Physics - Phenomenology · Physics 2009-11-16 G. Chachamis , M. Hentschinski , A. Sabio Vera , C. Salas

We present a detailed phenomenological study of the multiple soft gluon radiation for the $t$-channel single top and anti-top quark production at the Large Hadron Collider (LHC). By applying the transverse momentum dependent factorization…

High Energy Physics - Phenomenology · Physics 2019-02-26 Qing-Hong Cao , Peng Sun , Bin Yan , C. -P. Yuan , Feng Yuan

We study the possibility to analyse the data on inclusive prompt photon production at first LHC runs in the framework of the kt-factorization QCD approach. Our consideration is based on the amplitude for the production of a single photon…

High Energy Physics - Phenomenology · Physics 2011-04-20 A. V. Lipatov , M. A. Malyshev , N. P. Zotov

We study the soft gluon radiation effects for the $s$-channel single top quark production at the LHC. By applying the transverse momentum dependent factorization formalism, the large logarithms about the small total transverse momentum…

High Energy Physics - Phenomenology · Physics 2019-02-20 Peng Sun , Bin Yan , C. -P. Yuan

We calculate the transverse momentum dependent gluon-to-gluon splitting function within kT-factorization [EPJC 78 (2018) 174], generalizing the framework of [NPB 175 (1980) 27; NPB 427 (1994) 475] and extending our previous works [JHEP 01…

High Energy Physics - Phenomenology · Physics 2018-08-07 A. Kusina , M. Hentschinski , K. Kutak , M. Serino

We test several BFKL-like evolution equations for unintegrated gluon distributions against forward-central dijet production at LHC. Our study is based on fitting the evolution scenarios to the LHC data using the high energy factorization…

High Energy Physics - Phenomenology · Physics 2015-10-28 Piotr Kotko , Wojciech Slominski , Dawid Toton

At small x, the effects of finite transverse momenta of partons inside a hadron become increasingly important, especially in analyses of jets and heavy-quark production. These effects can be systematically accounted for in a formalism based…

High Energy Physics - Phenomenology · Physics 2014-11-17 Gosta Gustafson , Leif Lonnblad , Gabriela Miu

In the framework of the kt-factorization approach, we study the production of Higgs bosons associated with a heavy (beauty or top) quark pair at the CERN LHC collider conditions. Our consideration is based mainly on the off-shell…

High Energy Physics - Phenomenology · Physics 2009-08-11 A. V. Lipatov , N. P. Zotov

We reconsider the inclusive production of isolated prompt photons in $pp$ collisions at the LHC energies in the framework of $k_T$-factorization approach. Our analysis is based on the ${\cal O}(\alpha \alpha_s)$ off-shell (depending on the…

High Energy Physics - Phenomenology · Physics 2016-08-17 A. V. Lipatov , M. A. Malyshev

In the framework of the kt-factorization approach, the isolated prompt photon pair production in pp and p \bar p collisions at high energies is studied. The consideration is based on the quark-antiquark annihilation, quark-gluon scattering…

High Energy Physics - Phenomenology · Physics 2013-02-11 A. V. Lipatov

We discuss charm quark/antiquark and charmed meson production in association with one extra jet (gluon, quark, antiquark) at the LHC. The calculations are performed both in collinear and $k_T$-factorization approaches. Different…

High Energy Physics - Phenomenology · Physics 2017-01-04 Rafal Maciula , Antoni Szczurek

We investigate the inclusive Higgs boson production in proton-proton collisions at high energies in the framework of kt-factorization QCD approach. The attention is focused on the dominant off-shell gluon-gluon fusion subprocess, where the…

High Energy Physics - Phenomenology · Physics 2017-08-04 A. V. Lipatov , M. A. Malyshev , N. P. Zotov

We present calculations of heavy quark and quarkonium production at CERN LEP2 in the k_T-factorization QCD approach. Both direct and resolved photon contribution are taken into account. The conservative error analisys is performed. The…

High Energy Physics - Phenomenology · Physics 2011-01-25 A. V. Lipatov , N. P. Zotov

We investigate the heavy quark photoproduction based on the k_T factorization approach, focusing on the results from the saturation model. The deviations in the results using the unintegrated gluon distribution considering the saturation…

High Energy Physics - Phenomenology · Physics 2008-11-26 C. Brenner Mariotto , M. B. Gay Ducati , M. V. T. Machado

We calculate the transverse momentum dependent gluon-to-gluon splitting function within $k_T$-factorization, generalizing the framework employed in the calculation of the quark splitting functions in [1-3] and demonstrate at the same time…

High Energy Physics - Phenomenology · Physics 2018-03-07 M. Hentschinski , A. Kusina , K. Kutak , M. Serino

In the framework of the kt-factorization approach, the production and polarization of prompt J/Psi mesons in pp collisions at the LHC energy 7 TeV is studied. Both the direct production mechanism as well as feed-down contributions from…

High Energy Physics - Phenomenology · Physics 2015-05-30 S. P. Baranov , A. V. Lipatov , N. P. Zotov

We present the calculation of the finite part of the heavy quark impact factor at next-to-leading logarithmic accuracy in a form suitable for phenomenological studies such as the calculation of the cross-section for single bottom quark…

High Energy Physics - Phenomenology · Physics 2015-06-17 Grigorios Chachamis , Michal Deak , German Rodrigo

This note is a physics manual for a recent numerical implementation of k_t-factorization with running-coupling BK unintegrated gluon distributions. We also compile some results for Pb+Pb collisions at \sqrt{s} = 2.75 TeV, such as…

High Energy Physics - Phenomenology · Physics 2015-03-17 Javier L. Albacete , Adrian Dumitru

We study the prompt photon hadroproduction at the LHC with the $k_T$-factorization approach and the $qg^* \to q\gamma$ and $g^*g^* \to q\bar q\gamma$ partonic channels, using three unintegrated gluon distributions which depend on gluon…

High Energy Physics - Phenomenology · Physics 2021-02-24 Krzysztof Golec-Biernat , Leszek Motyka , Tomasz Stebel
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