Results 121 to 130 of about 99,149 (216)

The transverse momentum spectrum of weak gauge bosons at N$${}^3$$ 3 LL + NNLO

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
We present accurate QCD predictions for the transverse momentum ($$p_\perp $$ p⊥ ) spectrum of electroweak gauge bosons at the LHC for $$13~\mathrm {TeV} $$ 13TeV collisions, based on a consistent combination of a NNLO calculation at large $$p_\perp $$ p⊥
Wojciech Bizoń   +8 more
doaj   +1 more source

Analytic Perturbation Theory for QCD Observables

open access: yesTheoretical and Mathematical Physics, 2001
19 pages ...
openaire   +2 more sources

The Revival of Kaon Flavour Physics

open access: yesEPJ Web of Conferences, 2016
After years of silence we should witness in the rest of this decade and in the next decade the revival of kaon flavour physics. This is not only because of the crucial measurements of the branching ratios for the rare decays K+ → π+vv̄ and KL → π0vv̄ by ...
Buras Andrzej J.
doaj   +1 more source

Pomeron interaction in the perturbative QCD

open access: yesEPJ Web of Conferences, 2016
Formation of the triple pomeron vertices in processes P→PP→PPP and PP→P→PP is studied in the BFKL-Bartels approach. It is demonstarted that successive splittings of the pomeron indeed generate the standard triple pomeron vertex in agreement with the ...
Bartels J., Braun M.A.
doaj   +1 more source

Non Perturbative Effects in QCD

open access: yes, 2003
8 pages, 5 figures. Talk at the International Workshop on QCD: QCD@Work 2003 - Conversano (Italy) 14-18 June 2003 (eConf C030614)
openaire   +3 more sources

Perturbation theory of non-perturbative QCD

open access: yes, 2015
Perturbation theory is shown to be working in the IR limit of pure SU(3) Yang-Mills theory in Landau gauge by an unconventional setting of the perturbative expansion. A dynamical mass is predicted for the gluon and the lattice data are reproduced fairly well by a second-order expansion, without any free parameter.
openaire   +2 more sources

Transverse momentum resummation and analytic continuation into the deep infrared

open access: yesEuropean Physical Journal C: Particles and Fields
Extracting information on the three-dimensional structure of hadrons from transverse-momentum data is a challenging task, requiring the separation of perturbative contributions under QCD control from genuinely non-perturbative effects, unavoidably ...
Andrea Simonelli
doaj   +1 more source

Perturbative QCD, Lattice QCD [PDF]

open access: yesProceedings of Corfu Summer Institute on Elementary Particle Physics — PoS(corfu98), 1999
openaire   +1 more source

Overview of Perturbative QCD

open access: yes, 1996
Overview of the perturbative QCD session at Moriond '96: theoretical techniques and current issues, primarily as applied to jet physics at colliders.
openaire   +2 more sources

Quark model of nucleon based on an analogy with polaron

open access: yesEuropean Physical Journal C: Particles and Fields
We demonstrate that the polaron theory from solid state physics can serve as an interesting analogue model for non-perturbative QCD, at least in the description of nucleons and related low-energy physics of strong interactions.
S. S. Afonin, A. V. Tulub
doaj   +1 more source

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