Chiral symmetry breaking in dense matter
CCAST (World Laboratory), P.O. Box 8730, 100080, Beijing, China
2 T.D. Lee Physics Laboratory and Institute of Modern Physics, Fudan University, 200433, Shanghai, China
Revised: 24 February 1998
Published online: 17 September 2013
The quark condensate in nuclear matter is studied. We relate it to the nuclear sigma commutator, and then treat it as sigma commutator for quasi- particles in a self-consistent way. We find that the deviation from the linear expression is large at high density.
© Springer-Verlag, 1999