Results 71 to 80 of about 119,596 (245)

Heavy and light quarks in the instanton vacuum

open access: yes, 2011
Assuming the gluon field is well approximated by instanton configurations we derive a light quarks determinant and calculate its contribution to the specific heavy quarks correlators -- namely, the heavy quark propagator and heavy quark-aniquark ...
Musakhanov, M.
core   +2 more sources

Correlation Patterns of Muon Flux With Vertical Atmospheric Profiles: Insights From Monte Carlo Simulations

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 11, November 2025.
Abstract The production, attenuation, and absorption of secondary cosmic rays (SCR) are influenced by atmospheric parameters such as air pressure and temperature. To reliably correlate SCR flux measurements with atmospheric ionization driven by energetic particle precipitation, these dependencies must be quantified.
A. Al‐Qaaod   +11 more
wiley   +1 more source

Two-loop integrals for CP-even heavy quarkonium production and decays: elliptic sectors

open access: yesJournal of High Energy Physics, 2018
By employing the differential equations, we compute analytically the elliptic sectors of two-loop master integrals appearing in the NNLO QCD corrections to CP-even\ heavy quarkonium exclusive production and decays, which turns out to be the last and ...
Long-Bin Chen, Jun Jiang, Cong-Feng Qiao
doaj   +1 more source

SU(3) F analysis for beauty baryon decays

open access: yesJournal of High Energy Physics, 2020
We perform a general SU(3)F analysis of b → c c ¯ s d $$ b\to c\overline{c}s(d) $$ decays of members of the beauty baryon antitriplet to a member of the light baryon octet and a singlet. Under several reasonable assumptions we found A Ξ b 0 → Λ S / A Ξ b
Avital Dery   +3 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

Setting sail for Paris 2024: Retrospective analysis of world‐class ILCA 7 Olympic sailors’ cardiorespiratory fitness (2015–2020)

open access: yesExperimental Physiology, Volume 110, Issue 11, Page 1576-1583, November 1, 2025.
Abstract The aim of this retrospective analysis was to provide a more comprehensive understanding of the cardiorespiratory profile of world‐class ILCA‐7 sailors (n = 3, all males), through a longitudinal evaluation offering real‐world data on physiological profile and exercise intensity domains. The cardiopulmonary exercise testing (CPET) was performed
Damir Zubac   +2 more
wiley   +1 more source

Subleading-power corrections to the radiative leptonic B → γℓν decay in QCD

open access: yesJournal of High Energy Physics, 2018
Applying the method of light-cone sum rules with photon distribution amplitudes, we compute the subleading-power correction to the radiative leptonic B → γℓν decay from the twist-two hadronic photon contribution at next-to-leading order in QCD; and ...
Yu-Ming Wang, Yue-Long Shen
doaj   +1 more source

The Quest for the Quark‐Gluon Plasma From the Perspective of Dynamical Models of Relativistic Heavy‐Ion Collisions

open access: yesAstronomische Nachrichten, Volume 346, Issue 7-8, September 2025.
ABSTRACT The physics of heavy‐ion collisions is one of the most exciting and challenging directions of science for the last four decades. On the theoretical side one deals with a non‐abelian field theory, while on the experimental side today's largest accelerators are needed to enable these studies.
Marcus Bleicher, Elena Bratkovskaya
wiley   +1 more source

K S 0  − K L 0 asymmetries and CP violation in charmed baryon decays into neutral kaons

open access: yesJournal of High Energy Physics, 2018
We study the K S 0  − K L 0 asymmetries and CP violations in charm-baryon decays with neutral kaons in the final state. The K S 0  − K L 0 asymmetry can be used to search for two-body doubly Cabibbo-suppressed amplitudes of charm-baryon decays, with the ...
Di Wang   +3 more
doaj   +1 more source

Investigating the Modulation of Corticomotor and Neuromuscular Function by Contralateral and Ipsilateral Experimental Pain Applied During Cycling

open access: yesScandinavian Journal of Medicine &Science in Sports, Volume 35, Issue 9, September 2025.
ABSTRACT Pain can impair exercise performance, but its influence on motor control, in particular the effect of robust experimental pain on the timecourse of corticomotor responses throughout prolonged, exhaustive cycling, remains unclear. We tested the hypothesis that an augmented experimental pain intervention applied to exercising and non‐exercising ...
Jenny Zhang   +5 more
wiley   +1 more source

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