Ground states and excitation spectra of baryons in a non-Coulombic power-law potential model

SN Jena, P Panda, TC Tripathy - Physical Review D, 2000 - APS
Under the assumption that baryons are an assembly of independent quarks, confined in a
first approximation by an effective non-Coulombic power-law potential which presumably …

Electromagnetic form factors of nucleons in a relativistic square-root potential model of independent quarks

SN Jena, MR Behera - Pramana, 1996 - Springer
The nucleon electromagnetic form factors GEP (q 2), GMP (q 2) and the axial-vector form
factor GA (q 2) are studied in a relativistic model of independent quarks confined by an …

S-wave baryons in an equally mixed scalar-vector square root potential model of independent quarks

SN Jena, MR Behera - Pramana, 1995 - Springer
A relativistic model of independent quarks based on Dirac equation with an equally mixed
scalar-vector square root confining potential is used to compute the quark core contributions …

Mass spectrum of the ground-state baryons in a chiral quark model

SN Jena, MR Behera, S Panda - Journal of Physics G: Nuclear …, 1998 - iopscience.iop.org
The mass spectrum of the low-lying ground-state baryons is calculated in a chiral quark
model taking into account the contributions of the residual quark-pion coupling arising out of …

Electromagnetic Form Factors and Static Properties of the Nucleons in a Chiral Symmetric Quark Model

SN Jena, MR Behera - International Journal of Modern Physics E, 1998 - World Scientific
Nucleon charge and magnetic form factors are computed in an independent-quark model
with an equally mixed scalar and vector confining potential in square root form taking into …

New wrinkle in the potential for heavy quarkonium

DB Lichtenberg - Physical Review D, 1994 - APS
Two new quark-antiquark potentials have recently been applied to heavy quarkonium. The
new potentials have the feature that they are concave downward as a function of the …

An independent-quark model calculation for radiative decay widths of mesons in static and beyond static approximation

SN Jena, HH Muni, PK Mohapatra… - Canadian Journal of …, 2010 - cdnsciencepub.com
We perform a static calculation of decay widths for radiative transitions of mesons within the
conventional picture of photon emission by a confined quark and (or) antiquark. As the …

Pair production in colour-dielectric flux tubes

ID Flintoft, MC Birse - Journal of Physics G: Nuclear and Particle …, 1993 - iopscience.iop.org
The properties of giant colour flux tubes-colour ropes-are investigated using the colour-
dielectric model. Such ropes may be responsible for quark-gluon plasma formation during …

Static quark-antiquark potential for the Nambu-Goto string occupied by Bose or Fermi fields

G Germán, M Lynker, A Macǐas - Physical Review D, 1992 - APS
We study the static quark-antiquark potential for a Nambu-Goto string occupied by Bose or
Fermi fields. The potential is similar to the Nambu-Goto potential in regard to shape and to …

Heavy-quarkonium spectroscopy and leptonic decay widths

C Itoh, T Minamikawa, K Miura, T Watanabe - Il Nuovo Cimento A (1965 …, 1996 - Springer
Heavy-quarkonium spectroscopy is discussed in the non-relativistic quark model for a hybrid
potential which is Coulomb plus square-root (ur 2− v) 1/2 suggested by string theory at long …