English
Related papers

Related papers: Finite-Mass Effects on Inclusive B-Meson Hadroprod…

200 papers

We calculate the next-to-leading-order cross section for the inclusive production of B mesons in pp collisions in the general-mass variable-flavor-number scheme, an approach which takes into account the finite mass of the b quarks. We use…

High Energy Physics - Phenomenology · Physics 2015-05-30 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

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

We provide nonperturbative fragmentation functions for B mesons, both at leading and next-to-leading order in the MS-bar factorization scheme with five massless quark flavors. They are determined by fitting the fractional energy…

High Energy Physics - Phenomenology · Physics 2011-01-27 J. Binnewies , B. A. Kniehl , G. Kramer

Using information on B-meson fragmentation functions from CERN LEP 1 and adopting the nonrelativistic QCD factorization formalism proposed by Bodwin, Braaten, and Lepage, we predict the transverse-momentum distribution of J/psi mesons…

High Energy Physics - Phenomenology · Physics 2011-03-23 B. A. Kniehl , G. Kramer

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 study the inclusive production of J/psi and psi(2S) mesons originating from the decays of bottom-flavored hadrons produced in p anti-p collisions at the Fermilab Tevatron and in pp collisions at the CERN LHC. We work at next-to-leading…

High Energy Physics - Phenomenology · Physics 2015-06-17 Paolo Bolzoni , Bernd A. Kniehl , Gustav Kramer

We calculate the cross section for the inclusive production of single hadrons with finite transverse momenta in deep-inelastic scattering at next-to-leading order (NLO), i.e. through O(alpha_s^2), in the parton model of QCD endowed with…

High Energy Physics - Phenomenology · Physics 2010-11-05 B. A. Kniehl , G. Kramer , M. Maniatis

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 study the inclusive hadroproduction of $B^0$, $B^+$, and $B_s^0$ mesons at leading order in the parton Reggeization approach using the universal fragmentation functions extracted from the combined $e^+e^-$ annihilation data from CERN…

High Energy Physics - Phenomenology · Physics 2015-06-23 Anton Karpishkov , Vladimir Saleev , Maxim Nefedov , Alexandra Shipilova

The transverse momentum ($p_T$) spectra of charged hadrons in $p+p$, $p+Pb$ and $Pb+Pb$ collisions at $\sqrt {s_{NN}} = 5.02$ TeV are presented here within the rapidity range of $-2.5<y<2.0$. We study the medium effects, which is produced…

High Energy Physics - Phenomenology · Physics 2024-06-07 Kapil Saraswat , Prashanta Kumar Khandai , Deependra Singh Rawat , Venktesh Singh

We calculate the next-to-leading order cross section for the inclusive production of D^{*+-} mesons in p p-bar collisions as a function of the transverse momentum and the rapidity in two approaches using massive or massless charm quarks.…

High Energy Physics - Phenomenology · Physics 2009-11-10 B. A. Kniehl , G. Kramer , I. Schienbein , H. Spiesberger

We report a measurement of the production cross section for b hadrons in p-pbar collisions at sqrt{s}=1.96 TeV. Using a data sample derived from an integrated luminosity of 83 pb^-1 collected with the upgraded Collider Detector (CDF II) at…

High Energy Physics - Experiment · Physics 2012-08-27 CDF Collaboration

We calculate the next-to-leading-order cross section for the inclusive production of $\Lambda_b$ baryons in pp collisions in the general-mass variable-flavor-number scheme. We use realistic evolved non-perturbative fragmentation functions…

High Energy Physics - Phenomenology · Physics 2018-08-15 G. Kramer , H. Spiesberger

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

We calculate the inclusive production of charged hadrons in $\pbp$ collisions to next-to-leading order (NLO) in the QCD improved parton model using a new set of NLO fragmentation functions for charged pions and kaons. We predict…

High Energy Physics - Phenomenology · Physics 2016-09-01 F. M. Borzumati , G. Kramer

We study inclusive charm and bottom production, for both D and B mesons, in p-Pb collisions at the LHC. Numerical results for p_T-differential production cross sections are obtained at next-to-leading-order in the general-mass…

High Energy Physics - Phenomenology · Physics 2017-11-01 G. Kramer , H. Spiesberger

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

We present a general formalism for the calculation of finite-width contributions to the differential production cross sections of unstable particles at hadron colliders. In this formalism, which employs an effective-theory description of…

High Energy Physics - Phenomenology · Physics 2015-06-15 P. Falgari , A. S. Papanastasiou , A. Signer

A calculation of the next-to-leading order cross section for the inclusive hadroproduction of charm quarks including heavy quark mass effects in the hard scattering cross sections is presented. It is described how the massive hard…

High Energy Physics - Phenomenology · Physics 2007-05-23 I. Schienbein
‹ Prev 1 2 3 10 Next ›