Results 51 to 60 of about 25,991 (134)

Production of Pseudoscalar Mesons

open access: yes, 2003
11 pages, 11 figures, contribution to proceedings of "2nd International Conference on Nuclear and Particle Physics with CEBAF at JLab," Dubrovnik, Croatia, 26-31 May ...
Briscoe, W. J.   +3 more
openaire   +2 more sources

Electromagnetic structure and weak decay of pseudoscalar mesons in a light-front QCD-inspired model

open access: yes, 2005
We study the scaling of the $^3S_1-^1S_0$ meson mass splitting and the pseudoscalar weak decay constants with the mass of the meson, as seen in the available experimental data.
de Melo, J. P. B. C.   +3 more
core   +1 more source

Soft two-meson-exchange nucleon-nucleon potentials. I. Planar and crossed-box diagrams [PDF]

open access: yes, 1996
Pion-meson-exchange nucleon-nucleon potentials are derived for two nucleons in the intermediate states. The mesons we include are (i) pseudoscalar mesons: $\pi, \eta, \eta'$; (ii) vector mesons: $\rho, \omega, \phi$; (iii) scalar mesons: $a_{0}(980 ...
A. Klein   +35 more
core   +3 more sources

Relative phases in Dalitz plot amplitudes for $D^0 \to K_S \pi^+ \pi^-$ and $D^0 \to \pi^0 K^+ K^-$ [PDF]

open access: yes, 2010
Relative phases of amplitudes for $D$ meson decays to a light pseudoscalar meson $P$ and a light vector meson $V$ decaying to two pseudoscalar mesons will lead to characteristic interferences on the three-body Dalitz plot.
Bhubanjyoti Bhattacharya   +2 more
core   +1 more source

Light pseudoscalar meson and heavy meson scattering lengths

open access: yesPhysical Review D, 2009
7 pages, 1 figure, 3 tables, accepted by Phys.
Xiang Liu, Shi-Lin Zhu, Yan-Rui Liu
openaire   +3 more sources

Decay constants and form factors of s-wave and p-wave mesons in the covariant light-front quark model

open access: yes, 2011
We reanalyze the decay constants of s-wave and p-wave mesons and D, B ->M form factors, where M represents a pseudoscalar meson, a vector meson, a scalar meson, or an axial vector meson within a covariant light-front quark model.
Abada A   +16 more
core   +1 more source

Effective masses of diquarks [PDF]

open access: yes, 2002
We study meson and diquark bound states using the rainbow-ladder truncation of QCD's Dyson-Schwinger equations. The infrared strength of the rainbow-ladder kernel is described by two parameters.
Maris, P.
core   +2 more sources

On decays of light unflavoured pseudoscalar mesons

open access: yesPhysics Procedia, 2011
9 pages, 1 fugre, presented at Physics of Fundamental Symmetries and Interactions ...
Karol Kampf, Karol Kampf
openaire   +3 more sources

Composition of the pseudoscalar η and η′ mesons [PDF]

open access: yesJournal of High Energy Physics, 2007
The composition of the eta and eta' mesons has long been a source of discussion and is of current interest with new experimental results appearing. We investigate what can be learnt from a number of different processes: V to P gamma and P to V gamma (V and P are light vector and pseudoscalar mesons respectively), P to gamma gamma, J/psi,psi' to P gamma,
openaire   +3 more sources

Mixing of eta-eta' Mesons in J/psi Decays into a Vector and a Pseudoscalar Meson

open access: yes, 1997
The octet-singlet mixing angle $\theta_P$ in the pseudoscalar meson nonet is deduced from the rich set of accurate data on $J/\psi$ decays into a vector and a pseudoscalar meson.
Bramon, A.   +2 more
core   +1 more source

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