Strong hyperon-nucleon pairing in neutron stars

Phys Rev Lett. 2005 Jul 29;95(5):051101. doi: 10.1103/PhysRevLett.95.051101. Epub 2005 Jul 26.

Abstract

We explore the possibilities of hyperon-nucleon pairing, involving lambda or sigma- hyperons, using different Nijmegen hyperon-nucleon potentials. We find possible very large nsigma- gaps and estimate their relevance for neutron star physics.