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In this series of lectures, I shall begin with the current investigations on phenomenology of hadron dynamics to demonstrate the importance of solving hadronic bound states within the framework of light-front (LF) QCD. Then, I will describe…

High Energy Physics - Phenomenology · Physics 2007-05-23 Wei-Min Zhang

We calculate inclusive dijet production cross section in high energy hadron collisions within the BFKL resummation formalism for the QCD Pomeron. Unlike the previous calculations with the Pomeron developing only between tagging jets, we…

High Energy Physics - Phenomenology · Physics 2009-12-30 Victor T. Kim , Grigorii B. Pivovarov

Heavy quarkonium production at high transverse momentum ($p_T$) in hadronic collisions is explored in the QCD factorization approach. We find that the leading power in the $1/p_T$ expansion is responsible for high $p_T$ regime, while the…

High Energy Physics - Phenomenology · Physics 2021-08-03 Kyle Lee , Jian-Wei Qiu , George Sterman , Kazuhiro Watanabe

Using the methods of the recently proposed Quantum Spectral Curve (QSC) originating from integrability of ${\cal N}=4$ Super--Yang-Mills theory we analytically continue the scaling dimensions of twist-2 operators and reproduce the so-called…

High Energy Physics - Theory · Physics 2015-08-06 Mikhail Alfimov , Nikolay Gromov , Vladimir Kazakov

Search for the gravity with large extra dimensions at collider energies is considered in the trans-Planckian eikonal regime, i.e., when $\sqrt{\hat{s}} \gg M_D \gg \sqrt{-\hat{t}}$. Here $\hat{s}$ and $\hat{t}$ are the Mandelstam variables…

High Energy Physics - Phenomenology · Physics 2026-03-03 Anatolii Iu. Egorov , Victor T. Kim , Viktor A. Murzin , Vadim A. Oreshkin

The energy dependence of the total hadroproduction cross section of pseudo-scalar quarkonia is computed via matching Next-to-Leading Order (NLO) Collinear-Factorisation (CF) results with resummed higher-order corrections, proportional to…

High Energy Physics - Phenomenology · Physics 2022-06-28 Jean-Philippe Lansberg , Maxim Nefedov , Melih A. Ozcelik

We study heavy quarkonium production associated with gluons in $\rm e^+e^-$ annihilation as an illustration of the perturbative QCD (pQCD) factorization approach, which incorporates the first nonleading power in the energy of the produced…

High Energy Physics - Phenomenology · Physics 2020-09-11 Kyle Lee , George Sterman

In this paper we continue to pursue a goal of finding the effective theory for high energy interaction in QCD based on the colour dipole approach, for which the BFKL Pomeron Calculus gives a low energy limit. The two key problems, that we…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. ~Kozlov , E. ~Levin , A. ~Prygarin

The process of a light neutral vector meson electroproduction is studied in the framework of QCD factorization in which the amplitude factorizes in a convolution of the nonperturbative meson distribution amplitude and the generalized parton…

High Energy Physics - Phenomenology · Physics 2007-05-23 D. Yu. Ivanov , L. Szymanowski

We discuss the BFKL approach to processes with large momentum transferred through a rapidity gap. The Mueller and Tang scheme to the BFKL non-forward parton-parton elastic scattering amplitude at large $t$, is extended to include higher…

High Energy Physics - Phenomenology · Physics 2009-11-07 L. Motyka , A. D. Martin , M. G. Ryskin

A truncated BFKL series is studied and applied to hadronic processes. The proton-(anti)proton cross sections are described with good agreement with data and in a way consistent with the unitarity bound. The elastic scattering amplitude is…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. B. Gay Ducati , M. V. T. Machado

This paper introduces a transverse-momentum dependent (TMD) factorization scheme designed to unify both large and small Bjorken-x regimes. We compute the next-to-leading order (NLO) quantum chromodynamics (QCD) corrections to the gluon TMD…

High Energy Physics - Phenomenology · Physics 2024-03-04 Swagato Mukherjee , Vladimir V. Skokov , Andrey Tarasov , Shaswat Tiwari

We study the high-energy limit of the scattering amplitudes suppressed by the leading power of the quark mass in perturbative quantum chromodynamics. We prove the factorization and perform all-order resummation of the double-logarithmic…

High Energy Physics - Phenomenology · Physics 2018-01-03 Tao Liu , Alexander A. Penin

We study the inclusive production of hadrons with bottom flavor at the LHC and its luminosity upgrade. We describe the collinear fragmentation of singly $b$-flavored hadrons, $B$ mesons and $\Lambda_b$ baryons, via the KKSS07 determination…

High Energy Physics - Phenomenology · Physics 2024-04-12 Francesco Giovanni Celiberto

We report on recent progress in the evaluation of next-to-leading order (NLO) observables using Lipatov's QCD high energy effective action. We calculate both real and virtual corrections to the quark induced forward jet vertex at NLO,…

High Energy Physics - Phenomenology · Physics 2012-06-11 M. Hentschinski , B. Murdaca , A. Sabio Vera

Using the renormalon calculus, we study the asymptotic behavior of the perturbative expansion of the hard-scattering kernels entering the QCD factorization formula for the nonleptonic weak decays B->D M, where M is a light meson. In the…

High Energy Physics - Phenomenology · Physics 2016-09-06 Thomas Becher , Matthias Neubert , Ben D. Pecjak

Employing the QCD factorization formalism we compute $B_{u}^{-} \to \gamma^{\ast} \, \ell \, \bar \nu_{\ell}$ form factors with an off-shell photon state possessing the virtuality of order $m_b \, \Lambda_{\rm QCD}$ and $m_b^2$,…

High Energy Physics - Phenomenology · Physics 2022-03-09 Chao Wang , Yu-Ming Wang , Yan-Bing Wei

Heavy-flavored emissions have been always considered as an excellent channel to test properties of Quantum chromodynamics (QCD) at present and future colliders. Among different regimes, in which heavy-flavor production can be investigated,…

High Energy Physics - Phenomenology · Physics 2021-10-26 Andrèe Dafne Bolognino , Francesco Giovanni Celiberto , Michael Fucilla , Dmitry Yu. Ivanov , Alessandro Papa

The light-cone distribution amplitude (LCDA) of a heavy-light meson defined in heavy quark effective theory (HQET), is a fundamental nonperturbative input to account for innumerable $B$ meson exclusive decay and production processes. On the…

High Energy Physics - Phenomenology · Physics 2020-09-30 Saadi Ishaq , Yu Jia , Xiaonu Xiong , De-Shan Yang

We determine the next-to-leading order dispersion laws for slow-moving quarks in hard-thermal-loop perturbation of high-temperature QCD where weak coupling is assumed. Real-time formalism is used. The next-to-leading order quark self-energy…

High Energy Physics - Phenomenology · Physics 2015-03-19 Abdessamad Abada , Karima Benchallal , Karima Bouakaz