Scalar and pseudoscalar QCD susceptibilities in nuclei
IPN Lyon, IN2P3-CNRS et UCB Lyon I, F-69622, Villeurbanne Cedex, France
2 Theory division, CERN, CH-12111, Geneva, Switzerland
* e-mail: Magda.Ericson@cern.ch
We study the staticscalar and pseudoscalar susceptibilities of QCD in the nuclear medium. We show that they become much closer than in the vacuum at normal nuclear matter density, a strong signal of the partial restoration of chiral symmetry.
© Società Italiana di Fisica and Springer-Verlag, 2003