Diquark correlations in hadron physics: Origin, impact and evidence
MY Barabanov, MA Bedolla, WK Brooks… - Progress in Particle and …, 2021 - Elsevier
The last decade has seen a marked shift in how the internal structure of hadrons is
understood. Modern experimental facilities, new theoretical techniques for the continuum …
understood. Modern experimental facilities, new theoretical techniques for the continuum …
Electromagnetic transition form factors of baryon resonances
G Ramalho, MT Peña - Progress in Particle and Nuclear Physics, 2024 - Elsevier
Recent experimental and theoretical advancements have led to significant progress in our
understanding of the electromagnetic structure of nucleons (N), nucleon excitations (N∗) …
understanding of the electromagnetic structure of nucleons (N), nucleon excitations (N∗) …
Interpretation of the as a charmonium state plus an extra component due to the coupling to the meson-meson continuum
We present a quark model calculation of the charmonium spectrum with self-energy
corrections due to the coupling to the meson-meson continuum. The bare masses used in …
corrections due to the coupling to the meson-meson continuum. The bare masses used in …
Higher mass bottomonia
J Ferretti, E Santopinto - Physical Review D, 2014 - APS
We show the results of a coupled-channel quark model calculation of the bottomonium
spectrum with self-energy corrections due to the coupling to the meson-meson continuum …
spectrum with self-energy corrections due to the coupling to the meson-meson continuum …
Strange and nonstrange baryon spectra in the relativistic interacting quark-diquark model with a Gürsey and Radicati-inspired exchange interaction
E Santopinto, J Ferretti - Physical Review C, 2015 - APS
Strange and nonstrange baryon spectra in the relativistic interacting quark-diquark model with a
Gürsey and Radicati-inspired e Page 1 PHYSICAL REVIEW C 92, 025202 (2015) Strange and …
Gürsey and Radicati-inspired e Page 1 PHYSICAL REVIEW C 92, 025202 (2015) Strange and …
Spectroscopy of light baryons
We present the masses of N baryons up to 3300 MeV. The radial and orbital excited states
are determined using hypercentral constituent quark model with the first-order correction …
are determined using hypercentral constituent quark model with the first-order correction …
Effective degrees of freedom in baryon and meson spectroscopy
J Ferretti - Few-Body Systems, 2019 - Springer
We discuss some of the most relevant non-standard quark configurations in hadron
spectroscopy, which are alternative to the qqq and q ̄ q qq¯ description of baryons and …
spectroscopy, which are alternative to the qqq and q ̄ q qq¯ description of baryons and …
Investigation of ΛQ and ΞQ baryons in the heavy quark-light diquark picture
B Chen, KW Wei, A Zhang - The European Physical Journal A, 2015 - Springer
We apply a new mass formula which is derived analytically in the relativistic flux tube model
to the mass spectra of Λ Q and Ξ Q (Q= c or b quark) baryons. To this end, the heavy quark …
to the mass spectra of Λ Q and Ξ Q (Q= c or b quark) baryons. To this end, the heavy quark …
Gravitational form factors and angular momentum densities in light-front quark-diquark model
We investigate the gravitational form factors (GFFs) and the longitudinal momentum
densities (p^+ p+ densities) for proton in a light-front quark-diquark model. The light-front …
densities (p^+ p+ densities) for proton in a light-front quark-diquark model. The light-front …
Baryon structure and reactions from Dyson–Schwinger equations
G Eichmann, CS Fischer - Few-Body Systems, 2019 - Springer
We discuss the light and strange baryon spectrum obtained within the Dyson–
Schwinger/Bethe–Salpeter approach. We compare results from the covariant three-body …
Schwinger/Bethe–Salpeter approach. We compare results from the covariant three-body …