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Related papers: Heavy Flavour Production at HERA

200 papers

The status is reviewed of recent high precision measurements of inclusive-jet, dijet and trijet production in deep-inelastic scattering and photoproduction by the HERA experiments H1 and ZEUS. The measurements are in good agreement with…

High Energy Physics - Experiment · Physics 2015-06-03 Roman Kogler

The ZEUS experiment has measured charm production in diffractive DIS and in photoproduction. The data are in agreement with perturbative QCD calculations based on various parameterisations of diffractive parton distribution functions. The…

High Energy Physics - Experiment · Physics 2019-08-13 Isabell-Alissandra Melzer-Pellmann

Open heavy flavour production at $e^+e^-$ colliders in deeply inelastic $e\gamma$ scattering has an interesting feature: the structure function $F_2(x,Q^2)$ for this process is calculable for $x>0.01$, and is essentially proportional to the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Eric Laenen , Stephan Riemersma

Charm production data from HERA can be used to determine the charm quark mass and jet production data from HERA can be used to detrmine $\alpha_s(M_Z)$. recent results are summarised.

High Energy Physics - Phenomenology · Physics 2019-08-14 A M Cooper-Sarkar

New results on inclusive heavy quark production in gamma gamma collisions are presented. Charm and bottom production are investigated at LEP II energies by the experiments ALEPH, DELPHI, L3, and OPAL. The total and differential cross…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Boehrer

We have calculated the next-to-leading order cross sections for the inclusive production of D*-mesons in ep collisions at HERA for finite, although very small Q2. In this Q2-range, the same approximations as for photoproduction can be used.…

High Energy Physics - Phenomenology · Physics 2009-09-28 G. Kramer , H. Spiesberger

We determine the charm-quark mass mc(mc) in the MS-bar scheme using measurements of charm production in deep-inelastic ep scattering at HERA in the kinematic range of photon virtuality from 5 to 1000 GeV squared and Bjorken scaling variable…

High Energy Physics - Phenomenology · Physics 2015-06-11 S. Alekhin , K. Daum , K. Lipka , S. Moch

Proton-proton collisions at the LHC provide the ground for tests of the strong interactions through the study of the production mechanisms for quarkonia and hadrons containing charm or beauty flavours. This review addresses recent results…

High Energy Physics - Experiment · Physics 2017-11-27 Sandro Palestini

We present recent experimental data from the H1 and ZEUS Collaborations at HERA for diffractive dijet production in deep-inelastic scattering (DIS) and photoproduction and compare them with next-to-leading order (NLO) QCD predictions using…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Bruni , M. Klasen , G. Kramer , S. Schatzel

Leading charm production in reaction $\pi^- N \rightarrow DX$ is discussed.Three experiments at Fermilab and CERN have measured a rather large enhancement in production rate of leading $D^-$-mesons over nonleading $D^+$.A good description…

High Energy Physics - Phenomenology · Physics 2009-10-28 O. I. Piskounova

Charm and beauty quark production measurement represents a fundamental means to access the initial stage of hadronic collisions. Being produced almost exclusively in initial hard partonic scatterings due to their large masses,…

Nuclear Experiment · Physics 2022-10-20 Michele Pennisi

Results for the production of charm and beauty quarks in proton anti-proton collisions at ECM=1.96 TeV (Tevatron) with the two multi purpose experiments CDF and D0 using an integrated luminosity of up to 1 fb^-1 are presented. With the data…

High Energy Physics - Experiment · Physics 2007-05-31 Thorsten Kuhl

Heavy quarks are copiously produced in two-photon collisions at $e^+e^-$ colliders. The theoretical predictions including QCD radiative corrections are compared to recent experimental data on $\gamma\gamma$ production of charm quarks at…

High Energy Physics - Phenomenology · Physics 2007-05-23 Michael Krämer

The inclusive production of D^{*+-}(2010) mesons in deep-inelastic scattering is studied with the H1 detector at HERA. In the kinematic region 1<Q^2<100 GeV^2 and 0.05<y<0.7 an e^+p cross section for inclusive D^(*+-) meson production of…

High Energy Physics - Experiment · Physics 2008-11-26 H1 Collaboration , C. Adloff

I discuss heavy flavor production at hadronic facilities. I present total cross sections and differential distributions for top quark, bottom quark, and charm quark production at the Tevatron and LHC colliders, and at fixed-target…

High Energy Physics - Phenomenology · Physics 2009-10-08 Nikolaos Kidonakis

Combined HERA data on charm production in deep-inelastic scattering have previously been used to determine the charm-quark running mass $m_c(m_c)$ in the MSbar renormalisation scheme. Here, the same data are used as a function of the photon…

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

We report the latest results of the ZEUS collaboration on the photoproduction of D* mesons in a low W range. Differential cross sections as function of pt(D*) and eta(D*) are measured and compared with several recent NLO pQCD calculations.…

High Energy Physics - Experiment · Physics 2009-10-31 Yehuda Eisenberg

Recent results on open beauty production in positron-proton collisions at a centre-of-mass energy of 300 GeV are presented. The beauty photoproduction cross section is measured by ZEUS and H1 via the semileptonic decay. Both experiments use…

High Energy Physics - Experiment · Physics 2015-06-25 J. Kroseberg

We analyze the capability of charm production in deep-inelastic ep scattering at HERA to constrain the gluon distribution g(y,\mu^2) of the proton. The dependence of the theoretical predictions for the charm structure function F_2^c on the…

High Energy Physics - Phenomenology · Physics 2008-02-03 A. Vogt