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Related papers: Revisiting the D-meson hadroproduction in general-…

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Due to the large masses of the charm and bottom quarks, their production cross sections are calculable within the perturbative QCD. This makes the heavy-quark mesons important observables in high-energy collisions of protons and nuclei.…

High Energy Physics - Phenomenology · Physics 2019-05-17 Ilkka Helenius , Hannu Paukkunen

We present a calculation of the next-to-leading order cross section for the inclusive hadroproduction of D and B mesons as a function of the transverse momentum and the rapidity in a massive variable flavor number scheme. We compare our…

High Energy Physics - Phenomenology · Physics 2015-06-25 B. A. Kniehl , G. Kramer , I. Schienbein , H. Spiesberger

We summarize recent progress in the theoretical description of heavy-flavored-hadron inclusive production at next-to-leading order in the general-mass variable-flavor-number scheme. Specifically, we discuss the influence of finite-mass…

High Energy Physics - Phenomenology · Physics 2008-07-15 Bernd A. Kniehl

Heavy flavor production is an important QCD process both in its own right and as a key component of precision global QCD analysis. Apparent disagreements between fixed-flavor scheme calculations of b-production rate with experimental…

High Energy Physics - Phenomenology · Physics 2008-11-26 Wu-Ki Tung , Stefan Kretzer , Carl Schmidt

The hadroproduction of heavy-flavoured mesons has recently attracted a growing interest e.g. within the people involved in global analysis of proton and nuclear parton distribution functions, saturation physics, and physics of cosmic rays.…

High Energy Physics - Phenomenology · Physics 2018-12-03 Ilkka Helenius , Hannu Paukkunen

In ALICE, open heavy-flavour production is studied through the measurements of the leptons (electrons and muons) from heavy-flavour hadron decays at central and forward rapidity and via the reconstruction of D-meson hadronic decays at…

Nuclear Experiment · Physics 2019-08-13 Sudipan De

Existing calculations of heavy quark hadroproduction in perturbative QCD are either based on the approximate conventional zero-mass perturbative QCD theory or on next-to-leading order (NLO) fixed-flavor-number (FFN) scheme which is…

High Energy Physics - Phenomenology · Physics 2011-01-25 Fredrick I. Olness , Randall J. Scalise , Wu-Ki Tung

We calculate the cross section for the inclusive production of B mesons in pp and ppbar collisions at next-to-leading order in the general-mass variable-flavor-number scheme and show that a suitable choice of factorization scales leads to a…

High Energy Physics - Phenomenology · Physics 2016-08-08 B. A. Kniehl , G. Kramer , I. Schienbein , H. Spiesberger

Measurement of heavy-flavour production in small systems can be used to test the Quantum ChromoDynamic (QCD) models. In this manuscript, the production cross section of D mesons at midrapidity and open heavy-flavour decay muons (HFM)…

High Energy Physics - Experiment · Physics 2019-11-11 Preeti Dhankher

We review one-particle inclusive production of heavy-flavoured hadrons in a framework which resums the large collinear logarithms through the evolution of the FFs and PDFs and retains the full dependence on the heavy-quark mass without…

High Energy Physics - Phenomenology · Physics 2009-11-13 G. Kramer

We present a detailed study of open heavy flavor production in high-energy $pp$ collisions at the LHC in the color dipole framework. The transverse momentum distributions of produced $b$-jets, accounting for the jet energy loss, as well as…

High Energy Physics - Phenomenology · Physics 2017-07-19 Victor P. Goncalves , Boris Kopeliovich , Jan Nemchik , Roman Pasechnik , Irina Potashnikova

We consider the transverse-momentum distribution of heavy flavours in hadronic collisions. We present a formalism in which large transverse-momentum logarithms are resummed at the next-to-leading level, and mass effects are included exactly…

High Energy Physics - Phenomenology · Physics 2010-02-03 M. Cacciari , M. Greco , P. Nason

Using a subset of the current Run II data, the CDF and \D0 have performed several measurements on heavy flavor production. In this paper, we present a new measurement of prompt charm meson production by CDF. We also report the latest CDF II…

High Energy Physics - Experiment · Physics 2010-04-22 Chunhui Chen

We study inclusive $B$-meson production in $pp$ collisions at the LHC and compare experimental data with predictions of the general-mass variable-flavour-number scheme at next-to-leading order of perturbative QCD. We find almost perfect…

High Energy Physics - Phenomenology · Physics 2019-10-23 M. Benzke , B. A. Kniehl , G. Kramer , I. Schienbein , H. Spiesberger

Charm and beauty production are probed with the ALICE experiment at the LHC by studying the single lepton transverse momentum distribution (electrons at mid-rapidity, muons at large-rapidities) and D mesons reconstructed in their hadronic…

High Energy Physics - Experiment · Physics 2019-08-13 Z. Conesa del Valle

The production of $D$-mesons in high-energy $pp$ collisions at the LHC kinematic regime is analyzed with the dipole approach in the momentum representation. We present predictions for the $D$-meson differential cross section in terms of the…

High Energy Physics - Phenomenology · Physics 2023-01-18 G. Sampaio dos Santos , G. Gil da Silveira , M. V. T. Machado

We study inclusive b-hadron production in pp collisions at the LHC at different center-of-mass energies and compare with experimental data from the LHCb and CMS collaborations. Our predictions for cross sections differential in the…

High Energy Physics - Phenomenology · Physics 2018-12-19 G. Kramer , H. Spiesberger

We review one-particle inclusive production of heavy-flavored hadrons in a framework which resums the large collinear logarithms through the evolution of the FFs and PDFs and, at the same time, retains the full dependence on the heavy-quark…

High Energy Physics - Phenomenology · Physics 2017-08-23 I. Schienbein

Diffractive production of heavy flavors is calculated within the light-cone dipole approach. Novel leading twist mechanisms are proposed, which involve both short and long transverse distances inside the incoming hadron. Nevertheless, the…

High Energy Physics - Phenomenology · Physics 2008-11-26 B. Z. Kopeliovich , I. K. Potashnikova , I. Schmidt , A. V. Tarasov

We study the inclusive hadrodroduction of D^0, D^+, D^{*+}, and D_s^+ mesons at next-to-leading order in the parton model of quantum chromodynamics endowed with universal non-perturbative fragmentation functions (FFs) fitted to e^+e^-…

High Energy Physics - Phenomenology · Physics 2017-08-23 B. A. Kniehl
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