Theta-induced electric dipole moment of the neutron via qcd sum rules

Maxim Pospelov, Adam Ritz

Research output: Contribution to journalArticlepeer-review

134 Scopus citations

Abstract

Using the QCD sum rule approach, we calculate the electric dipole moment of the neutron induced by a vacuum θ angle to approximately 40% – 50% precision, dn=1.2 ×10−16 ¯ θecm. Combined with the new experimental bound, this translates into the limit |¯ θ| < 6 × 10−10.

Original languageEnglish (US)
Pages (from-to)2526-2529
Number of pages4
JournalPhysical review letters
Volume83
Issue number13
DOIs
StatePublished - Jan 1 1999

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