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Title: Comment on the Peccei-Quinn symmetry

Journal Article · · Phys. Rev. D; (United States)

It is shown that the U(1) symmetry of Peccei and Quinn leads to vanishing strong CP violation even if chiral symmetry is spontaneously broken by the strong interactions.

Research Organization:
ETH-Hoenggerberg, 8093 Zurich, Switzerland
OSTI ID:
5650657
Journal Information:
Phys. Rev. D; (United States), Vol. 28:4
Country of Publication:
United States
Language:
English