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Related papers: Heavy-Flavour Production at HERA

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Recent accurate data on F_2(x,Q) and on F_2^c(x,Q) from HERA at small-x require a more precise treatment of charm production in the global QCD analysis of parton distributions. We improve on existing global analyses by implementing the…

High Energy Physics - Phenomenology · Physics 2007-05-23 H. L. Lai , W. K. Tung

Measurements of open charm production cross sections in deep-inelastic ep scattering at HERA from the H1 and ZEUS Collaborations are combined. Reduced cross sections sigma_red^{c\bar{c}} for charm production are obtained in the kinematic…

High Energy Physics - Experiment · Physics 2012-11-13 H1 Collaboration , ZEUS Collaboration

A study of heavy flavor production in different collision systems in various kinematic regions presents an opportunity to probe cold nuclear medium and hot dense matter effects. Results from the PHENIX experiment on $J/\psi$ and open charm…

Nuclear Experiment · Physics 2010-12-13 Xiaorong Wang

We estimate the differential and total cross sections for both the photoproduction of vector D*-meson and its yield in deep inelastic scattering at the HERA collider in the framework of model motivated by perturbative calculations in QCD.…

High Energy Physics - Phenomenology · Physics 2016-09-06 A. V. Berezhnoy , V. V. Kiselev , A. K. Likhoded

New results on charm and beauty electroproduction from the H1 and ZEUS Collaborations at the ep collider HERA are presented. Differential cross sections are compared to a next-to-leading order QCD calculation. The heavy quark contributions,…

High Energy Physics - Experiment · Physics 2019-08-14 K. Krüger

Charm and beauty are heavy quarks with observed masses of 1.28 GeV/$\textit{c}^2$ and 4.18 GeV/$\textit{c}^2$ respectively. They are produced in initial hard scattering processes. Due to their small formation time ($\Delta t \sim0.1…

High Energy Physics - Experiment · Physics 2022-08-24 Randhir Singh , Binti Sharma , Renu Bala , Sanjeev Singh Sambyal

Heavy-quark production provides a sensitive probe of the gluon structure of nucleons and its modication in nuclei. It is also a key probe of the hot-dense matter created in heavy-ion collisions. We will discuss the physics issues involved,…

Nuclear Experiment · Physics 2008-11-26 M. J. Leitch

Selected recent results from the H1 and ZEUS experiments are reviewed, illustrating some of the many facets of ``meson physics'' at the HERA ep collider. The results cover exclusive elastic and proton-dissociative diffractive vector meson…

High Energy Physics - Phenomenology · Physics 2017-08-23 J. Olsson

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 present calculations of the beauty photoproduction at HERA collider in the framework of the kt-factorization approach. Both direct and resolved photon contributions are taken into account. The unintegrated gluon densities in a proton and…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. V. Lipatov , N. P. Zotov

Heavy quarks are produced early in the relativistic heavy ion collisions, and provide an excellent probe into the hot and dense nuclear matter created at RHIC. In these proceedings, we will discuss recent STAR measurements of heavy flavor…

Nuclear Experiment · Physics 2015-06-03 Gang Wang

A review of recent results in flavour physics at the ATLAS and CMS experiments is presented. These include measurements of quarkonia and charm production cross sections, the B0 lifetime, and the mass splittings between excited and ground B…

High Energy Physics - Experiment · Physics 2026-05-26 Anne-Mazarine Lyon

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

We present recent results on heavy flavour production at Tevatron Run II for typically ~1/fb of analysed proton-antiproton data at a c.m. energy of 1.96 TeV. This includes results on single and correlated open charm and bottom cross…

High Energy Physics - Experiment · Physics 2019-08-13 Jonas Rademacker

In this concluding talk, the advances in the Flavour Problem studies are discussed, following the structure of the presentations in the Conference. The subjects touched are organized as follows: Baryons, K-physics, Charm and Beauty…

High Energy Physics - Phenomenology · Physics 2011-01-25 J. Bernabeu

We provide a brief overview of some current experimental and theoretical issues of heavy quark production.

High Energy Physics - Phenomenology · Physics 2009-10-31 Fredrick I. Olness

We review recent developments in heavy-quarkonium phenomenology within the nonrelativistic QCD factorization approach. Main issues we consider in this work include the polarization of prompt J/psi at the Fermilab Tevatron and the large…

High Energy Physics - Phenomenology · Physics 2008-09-02 Hee Sok Chung , Jungil Lee , Chaehyun Yu

Recent results from the CDF collaboration are presented on the production of final states containing charm and beauty quarks.

High Energy Physics - Experiment · Physics 2007-05-23 P. J. Bussey

We present calculations of heavy quark and quarkonium production at CERN LEP2 in the k_T-factorization QCD approach. Both direct and resolved photon contribution are taken into account. The conservative error analisys is performed. The…

High Energy Physics - Phenomenology · Physics 2011-01-25 A. V. Lipatov , N. P. Zotov

We study photoproduction of jets and heavy flavors in a polarized collider mode of HERA at $\sqrt{S}= 298$ GeV. We examine the sensitivity of the cross sections and their asymmetries to the proton's polarized gluon distribution and to the…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Stratmann , W. Vogelsang
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