Skip to content

Pentaquark spectrum in string dynamics

I. M. Narodetskii, Yu. A. Simonov, M. A. Trusov, A. I. Veselov

hep-pharXiv:hep-ph/0310118

Abstract

The masses of uudd s and uudd d pentaquarks are evaluated in a framework of the Effective Hamiltonian approach to QCD using the Jaffe-Wilczek [ud]2 q approximation. The mass of the [ud]2 s state is found to be 300-500 MeV higher than the observed Θ+(1540) mass.

Create a lesson