Results 61 to 70 of about 2,948,105 (215)

The time-dependent CP asymmetry in B 0 → K resγ → π+π− K s 0 γ $$ {K}_s^0\gamma $$ decays

open access: yesJournal of High Energy Physics, 2019
The time-dependent CP asymmetry in B 0 → K resγ → π+π− K Sγ is sensitive to the photon polarisation in the quark level process b → sγ. While this polarisation is predominantly left-handed in the standard model, it could be modified by the existence of ...
S. Akar   +4 more
doaj   +1 more source

Revisiting quark-hadron duality for heavy meson non-leptonic decays in two-dimensional QCD

open access: yesPhysics Letters B, 2022
We study lifetimes of heavy mesons in the 't Hooft model, a large-Nc theory of strong interaction in two-dimensional spacetime. Since this model is solvable, one can evaluate the total decay widths through hadronic amplitudes that are determined ...
Hiroyuki Umeeda
doaj   +1 more source

Post‐Exercise R‐1,3‐Butanediol did not Improve Markers of Fatigue or Recovery During a Multi‐Stage Mountain Bike Race

open access: yesEuropean Journal of Sport Science, Volume 26, Issue 11, November 2026.
ABSTRACT Evidence suggests that exogenous ketosis (EK) induced by ketone monoester (KME) supports recovery and attenuates physiological stress during endurance exercise. However, the potential benefits of the ketone precursor R‐1,3‐butanediol (BDO) during real‐world multi‐stage cycling remain unknown.
Louise Engelbrecht   +3 more
wiley   +1 more source

Heavy quarkonia in quark gluon plasma as open quantum systems [PDF]

open access: yes, 2013
Dutta N. Heavy quarkonia in quark gluon plasma as open quantum systems.
Dutta, Nirupam
core  

Charmed baryon weak decays with SU(3) flavor symmetry

open access: yesJournal of High Energy Physics, 2017
We study the semileptonic and non-leptonic charmed baryon decays with SU(3) flavor symmetry, where the charmed baryons can be B c  = (Ξ c 0, Ξ c +, Λ c +), B c ′ = (Σ c (++,+,0), Ξ c ′ (+,0), Ω c 0), B cc  = (Ξ cc + +, Ξ cc +, Ω c +) or B cc  = Ω ccc + +.
C. Q. Geng   +3 more
doaj   +1 more source

Heavy-quark thresholds in Higgs-boson physics [PDF]

open access: yesPhysical Review D, 1990
We perform a comprehensive study of the effects related to a heavy-quark threshold in the production and decay of a scalar or pseudoscalar Higgs particle. We study the QCD corrections to the decay mode into a quark-antiquark pair and also the mixing of a Higgs boson with quarkonium states, both below and above the open-flavor threshold, which can ...
, Drees, , Hikasa
openaire   +2 more sources

Multimodal Fragmentation of Hidden‐Heavy Scalar Tetraquarks With HF‐NRevo

open access: yesAnnalen der Physik, Volume 538, Issue 10, October 2026.
A state‐driven multimodal framework is introduced for hidden‐heavy scalar tetraquark fragmentation. Distinct microscopic production mechanisms are consistently related to different internal hadronic configurations while theoretical uncertainties are systematically quantified.
Francesco Giovanni Celiberto
wiley   +1 more source

Endpoint relations for baryons

open access: yesJournal of High Energy Physics, 2021
Following our earlier work we establish kinematic endpoint relations for baryon decays using the Wigner-Eckart theorem and apply them to 1 2 → 1 2 $$ \frac{1}{2}\to \frac{1}{2} $$ and 1 2 → 3 2 $$ \frac{1}{2}\to \frac{3}{2} $$ baryon transitions.
Gudrun Hiller, Roman Zwicky
doaj   +1 more source

Exercise Intolerance in Young Physically Active Smokers Compared to Non‐Smokers During Sinusoidal Cycling

open access: yesEuropean Journal of Sport Science, Volume 26, Issue 9, September 2026.
ABSTRACT The impact of cigarette smoking on the cardiorespiratory response to exhaustive exercise remains unclear. This study investigated the smoking effect on exercise tolerance by analyzing the cardiorespiratory and metabolic variables during an exhausting sinusoidal exercise in young physically active smokers (SM) without known cardiovascular and ...
Marta Borrelli   +8 more
wiley   +1 more source

Measurements of new physics in top quark decay at LHC [PDF]

open access: yes, 2013
A summary of ATLAS and CMS results on searches for new physics in top quark decay is presented. Three analysis are reported: the ATLAS and CMS searches for flavor changing neutral currents (FCNC) in top-quark decays and the CMS search for baryon number
Pagano, Davide, Davide Pagano, CMS
core   +1 more source

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