Results 101 to 110 of about 41,470 (209)

Impact of background effects on the inclusive V cb determination

open access: yesJournal of High Energy Physics, 2021
The determination of the CKM element V cb from inclusive semileptonic b → cℓ ν ¯ $$ \overline{\nu} $$ decays has reached a high precision thanks to a combination of theoretical and experimental efforts.
Thomas Mannel   +2 more
doaj   +1 more source

Recursive Approach to One-loop QCD Matrix Elements

open access: yes, 2006
We describe the recursive Approach to One-loop QCD Matrix Elements.Comment: 6 pages, to appear in the proceedings of the 7th International Symposium on Radiative Corrections: Application of Quantum Field Theory to Phenomenology (RADCOR 2005), Japan ...
Badger   +48 more
core   +2 more sources

Impact of lattice QCD on CKM phenomenology [PDF]

open access: yesProceedings of 34th annual International Symposium on Lattice Field Theory — PoS(LATTICE2016), 2017
17 pages, 7 figures. Plenary talk given at The 34th International Symposium on Lattice Field Theory (Lattice 2016), Southampton, July ...
openaire   +2 more sources

Hadron Phenomenology from First-Principle QCD Studies [PDF]

open access: yesFew-Body Systems, 2016
6 pages, 4 figures, contribution to the proceedings of the LigthCone 2015 Conference, Sep 21-25, INFN Frascati National Laboratories, Frascati ...
openaire   +2 more sources

Probing axial quark generalized parton distributions through exclusive photoproduction of a γπ ± pair with a large invariant mass

open access: yesJournal of High Energy Physics, 2018
Exclusive photoproduction of a γπ ± pair in the kinematics where the pair has a large invariant mass and the final nucleon has a small transverse momentum is described in the collinear factorization framework.
G. Duplančić   +4 more
doaj   +1 more source

Hadroproduction of scalar P -wave quarkonia in the light-front k T -factorization approach

open access: yesJournal of High Energy Physics, 2020
In this work, we present a thorough analysis of scalar P -wave χ Q0, Q = c, b quarkonia electromagnetic form factors for the γ ∗ γ ∗ → χ Q0 couplings, as well as their hadroproduction observables in k ⊥-factorisation using the light-front (LF) potential ...
Izabela Babiarz   +3 more
doaj   +1 more source

Unparticle physics at hadron collider via dilepton production

open access: yes, 2007
The scale invariant unparticle physics recently proposed by Georgi could manifest at low energies as non integral number d_U of invisible particles. Unparticles if existing, could couple to the Standard Model fields and consequently affect the collider ...
Aliev   +19 more
core   +1 more source

Nonperturbative QCD phenomenology and light quark physics [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 2005
6 pages, 7 figures.
openaire   +2 more sources

Impact of isolation and fiducial cuts on q T and N-jettiness subtractions

open access: yesJournal of High Energy Physics, 2020
Kinematic selection cuts and isolation requirements are a necessity in experimental measurements for identifying prompt leptons and photons that originate from the hard-interaction process of interest.
Markus A. Ebert, Frank J. Tackmann
doaj   +1 more source

NNLO QCD corrections to leptonic observables in top-quark pair production and decay

open access: yesJournal of High Energy Physics, 2021
We calculate a comprehensive set of spin correlations and differential distributions in top-quark pair production and decay to dilepton final states. Our calculation is performed in the Narrow Width Approximation.
Michał Czakon   +2 more
doaj   +1 more source

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