Goldstone Bosons in Chiral SU(4) × SU(4)
- 15 September 1973
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review D
- Vol. 8 (6), 1929-1932
- https://doi.org/10.1103/physrevd.8.1929
Abstract
We suggest an approximate chiral SU(4) × SU(4) symmetry for the strong Hamiltonian with the vacuum only SU(3)-invariant in the symmetry limit. Two exact sum rules are obtained. Within this scheme both chiral SU(2) × SU(2) and SU(3) are good symmetries.Keywords
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