Problem of strong P and T invariance in the presence of instantons

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2874 Scopus citations

Abstract

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.

Original languageEnglish (US)
Pages (from-to)279-282
Number of pages4
JournalPhysical Review Letters
Volume40
Issue number5
DOIs
StatePublished - 1978
Externally publishedYes

ASJC Scopus subject areas

  • Physics and Astronomy(all)

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