Results 151 to 160 of about 27,698 (267)

Polarizability of pseudoscalar mesons from the lattice calculations

open access: yesEPJ Web of Conferences, 2016
We explore the energy dependence of neutral and charge pions of the background constant abelian magnetic field in SU(3) lattice gauge theory without dynamical quarks. The energy of neutral pseudoscalar meson diminishes with the field, while the energy of
Luschevskaya E.V.   +2 more
doaj   +1 more source

The charm-quark contribution to light-by-light scattering in the muon ( g - 2 ) from lattice QCD. [PDF]

open access: yesEur Phys J C Part Fields, 2022
Chao EH   +4 more
europepmc   +1 more source

Short-distance constraints for the longitudinal component of the hadronic light-by-light amplitude: an update. [PDF]

open access: yesEur Phys J C Part Fields, 2021
Colangelo G   +4 more
europepmc   +1 more source

Derivation of Meson Masses in SU(3) and SU(4) Extended Linear Sigma Model at Finite Temperature

open access: yesParticles
The present study focused on the mesonic potential contributions to the Lagrangian of the extended linear sigma model (eLSM) for scalar and pseudoscalar meson fields across various quark flavors.
Abdel Nasser Tawfik   +5 more
doaj   +1 more source

The D and B couplings from light-cone sum rules. [PDF]

open access: yesJ High Energy Phys, 2021
Khodjamirian A   +3 more
europepmc   +1 more source

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