fetter

stic models. The model's significance is rooted in its ability to incorporate relativistic effects naturally and provide a self-consistent description of nuclear matter, which is vital at high densities and energies where non-relativistic approx

ons (\(\sigma\)), and vector mesons (\(\omega^\mu\)): \[ \mathcal{L} = \bar{\psi} \left[ i \gamma^\mu \partial_\mu - m_N + g_\sigma \sigma - g_\omega \gamma^\mu \omega_\mu \right] \psi + \frac{1}{2} (\partial_\mu \sigma \part