English
Related papers

Related papers: Nucleon structure and hard p-p processes at high e…

200 papers

The inclusive photoproduction of heavy mesons in ultraperipheral $pPb$ and $PbPb$ collisions at the LHC energies is investigated considering the color dipole $S$-matrix formalism and assuming distinct models for the unintegrated gluon…

High Energy Physics - Phenomenology · Physics 2026-03-19 Victor P. Goncalves , Luana Santana , Wolfgang Schäfer

We discuss several new developments in the field of strange and heavy flavor physics in high energy heavy ion collisions. As shown by many recent theoretical works, heavy flavored particles give us a unique opportunity to study the…

In this paper we study the $Z$, $Z+$ jet, $Z+c$ and $Z+c+$ jet production in $pp$ collisions at the LHC considering different models for an intrinsic charm content of the proton. We analyse the impact of the intrinsic charm in the rapidity…

High Energy Physics - Phenomenology · Physics 2016-04-05 G. Bailas , V. P. Goncalves

Hard processes in high-energy proton-nucleus collisions are a powerful tool in order to investigate several importants aspects of QCD in a nuclear medium, such as nuclear shadowing, parton multiple scattering or medium-induced gluon…

High Energy Physics - Phenomenology · Physics 2016-12-26 François Arleo

The NA57 experiment has measured the production of strange and multi-strange hadrons in heavy-ion collisions at the CERN SPS. After briefly introducing the NA57 apparatus and analysis procedures, we present recent results on strangeness…

Nuclear Experiment · Physics 2007-05-23 Andrea Dainese

Heavy quarks, i.e. charm and beauty, are sensitive probes of the medium produced in high-energy heavy-ion collisions. They are produced in the early stage of the collision, mainly in hard partonic scattering processes, and are expected to…

High Energy Physics - Experiment · Physics 2019-02-20 Andrea Dubla

We consider within QCD collinear factorization the inclusive process $p+p\to h_1+h_2+X$, where the pair of identified hadrons, $h_1,h_2$, having large transverse momenta is produced in high-energy proton-proton collisions. In particular, we…

High Energy Physics - Phenomenology · Physics 2015-06-05 Dmitry Yu. Ivanov , Alessandro Papa

The production of charmed and beauty hadrons in proton-proton and proton-antiproton collisions at high energies is analyzed within the modified quark-gluon string model (QGSM) including the internal motion of quarks in colliding hadrons. It…

High Energy Physics - Phenomenology · Physics 2010-04-22 Gennady I. Lykasov , Vladimir V. Lyubushkin , Vadim A. Bednyakov

We present a study of the heavy-flavor dynamics in nucleus-nucleus collisions. The initial (hard) production of c and b quarks is taken from NLO pQCD predictions. The presence of a hot medium (a Quark Gluon Plasma described by…

High Energy Physics - Phenomenology · Physics 2011-05-17 A. Beraudo , W. M. Alberico , A. De Pace , A. Molinari , M. Monteno , M. Nardi , F. Prino

Heavy flavor productions are important tests of QCD. In proton-proton collisions collected at LHCb, a long list of measurements for charm and bottom productions have been made. This talk focuses on the studies of fragmentation functions and…

High Energy Physics - Experiment · Physics 2018-04-16 Yanxi Zhang

Precision measurements of heavy-flavor hadroproduction at the Large Hadron Collider (LHC) have the ability to probe heavy-flavor parton distribution functions (PDFs) in the proton. Sensitivity of inclusive $B^\pm$ meson production cross…

High Energy Physics - Phenomenology · Physics 2022-03-15 Keping Xie , Marco Guzzi , Pavel Nadolsky

In these lectures we discuss the investigation of the strange meson production in proton-proton ($pp$) and in proton-nucleus ($pA$) reactions within an effective Lagrangian model. The kaon production proceeds mainly via the excitations of…

Nuclear Theory · Physics 2009-07-17 Radhey Shyam

Heavy flavour production in proton-proton (pp) collisions provides insights into the fundamental properties of Quantum Chromodynamics (QCD). Beauty hadron production measurements are widely performed through indirect approaches based on…

Nuclear Experiment · Physics 2024-08-09 Xiaozhi Bai , Guangsheng Li , Yifei Zhang , Qingyi Situ , Xiaolong Chen

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

We calculate the photoproduction of heavy quarks in proton-proton collisions at RHIC, Tevatron and LHC energies. The integrated cross section and the rapidity distributions for open charm and bottom production are computed employing sound…

High Energy Physics - Phenomenology · Physics 2011-01-25 V. P. Goncalves , M. V. T. Machado

The measurement of the production of particles coming from hard scattering processes covers a fundamental role in the characterization of the system formed in heavy-ion collisions, allowing to probe the microscopic processes underlying the…

High Energy Physics - Experiment · Physics 2015-11-16 Andrea Rossi

The formation of hadrons is a fundamental process in nature that can be investigated at particle colliders. Given their large mass, heavy quarks (charm and beauty) are produced only in initial hard-scatterings, prior to hadronisation, which…

High Energy Physics - Experiment · Physics 2023-10-30 Andrea Rossi

In this work, the impact of recent measurements of heavy-flavour production in $pp$ collisions on parton distribution functions (PDFs) and their uncertainties is studied. In this regard, the absolute and normalised cross sections of beauty…

High Energy Physics - Phenomenology · Physics 2018-10-08 A. Aleedaneshvar , Ali N. Khorramian

The conventional description of heavy-flavour hadron production in pp collisions is based on a factorisation approach, assuming universal fragmentation functions among collision systems. Recent results on heavy-flavour baryon measurements…

High Energy Physics - Experiment · Physics 2021-09-21 Mattia Faggin

We investigate the enhancement of yields of strange and multi-strange baryons in proton-proton (p+p), proton-lead (p+Pb) and lead-lead (Pb+Pb) collisions at the Large Hadron Collider (LHC) energies from a dynamical core-corona…

Nuclear Theory · Physics 2018-12-31 Yuuka Kanakubo , Michito Okai , Yasuki Tachibana , Tetsufumi Hirano