Results 11 to 20 of about 119,596 (245)

Heavy quark physics in CMS

open access: greenIl Nuovo Cimento C, 2016
The most recent results which concern the heavy quark hadrons done in the CMS experiment are reported. The searching area spans over the heavy quark spectroscopy, production cross sections, beauty meson decay properties, rare decays, and CP violation.
G. Fedi
openalex   +3 more sources

Some topics in heavy-quark physics [PDF]

open access: green, 2002
16 pages, 6 figures ...
Andrey Grozin
openalex   +3 more sources

QCD at the amplitude level: Fock state interference in heavy quark electroproduction

open access: yesJournal of High Energy Physics, 2023
Quantum chromodynamics (QCD) rigorously predicts the existence of both nonperturbative intrinsic and perturbative extrinsic heavy quark contents of nucleons.
Valery E. Lyubovitskij, Ivan Schmidt
doaj   +1 more source

QCD light-cone distribution amplitudes of heavy mesons from boosted HQET

open access: yesJournal of High Energy Physics, 2023
Light-cone distribution amplitudes (LCDAs) frequently arise in factorization theorems involving light and heavy mesons. The QCD LCDA for heavy mesons includes short-distance physics at energy scales of the heavy-quark mass.
Martin Beneke   +3 more
doaj   +1 more source

A fragmentation-based study of heavy quark production

open access: yesJournal of High Energy Physics, 2020
Processes involving heavy quarks are a crucial component of the LHC physics program, both by themselves and as backgrounds for Higgs physics and new physics searches. In this work, we critically reconsider the validity of the widely-adopted approximation
Giovanni Ridolfi   +2 more
doaj   +1 more source

Heavy-quark spin symmetry breaking in the Born-Oppenheimer approximation

open access: yesJournal of High Energy Physics, 2023
Heavy-quark spin symmetry is explicitly broken by the mass splitting between a heavy-light pseudoscalar meson and its vector partner. This fact plays a pivotal role in the physics of states whose mass lies close to the threshold of an open-flavor meson ...
R. Bruschini
doaj   +1 more source

Heavy Quark Physics [PDF]

open access: yes, 2000
Understanding the physics of heavy quarks gives physicists the unique opportunity to test the predictions of Quantum Chromodynamics and the Standard Model. First published in 2000, this introductory text on this exciting area of high-energy physics begins with a review of the standard model, followed by the basics of heavy quark spin-flavor symmetry ...
Manohar, Aneesh V., Wise, Mark B.
openaire   +2 more sources

Dedication to Nathan Isgur [PDF]

open access: yes, 2002
Nathan passed away in July after a lengthy illness. I am sure most of you are familiar with his many contributions to heavy quark physics and it is certainly fitting that we take a few minutes to honor him at the beginning of this meeting.
Wise, Mark B.
core   +1 more source

Heavy quark physics [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 1993
15 pages. Review presented at {\em Lattice 92}, Amsterdam, Sept. 15--19, 1992.
openaire   +2 more sources

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