Abstract
Spectral enhancement near the threshold in the channel in nuclei is shown to be a distinct signal of the partial restoration of chiral symmetry. The relevance of this phenomenon with the possible detection of and in hadron-nucleus and photon-nucleus reactions is discussed.
- Received 7 October 1998
DOI:https://doi.org/10.1103/PhysRevLett.82.2840
©1999 American Physical Society