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Phys. Rev. Lett. 40, 279–282 (1978)

Problem of Strong P and T Invariance in the Presence of Instantons

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F. Wilczek*,†
Columbia University, New York, New York 10027, and The Institute for Advanced Studies, Princeton, New Jersey 08540

Received 29 November 1977; published in the issue dated 30 January 1978

The requirement that P and T be approximately conserved in the color gauge theory of strong interactions without arbitrary adjustment of parameters is analyzed. Several possibilities are identified, including one which would give a remarkable new kind of very light, long-lived pseudoscalar boson.

© 1978 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.40.279
DOI:
10.1103/PhysRevLett.40.279
PACS:

*On leave from Princeton University.

†Permanent address.

 
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