Theta-Induced Electric Dipole Moment of the Neutron via QCD Sum Rules

Preprint

28 April 1999

preprint
Published by arXiv in arXiv

Abstract

Using the QCD sum rule approach, we calculate the electric dipole moment of the neutron induced by a vacuum theta--angle to approximately 40-50% precision, d_n = 1.2 x 10^{-16} \theta e.cm. Combined with the new experimental bound, this translates into the limit |\theta|< 6 x 10^{-10}.

Keywords

ELECTRIC DIPOLE MOMENT
INDUCED ELECTRIC
THETA INDUCED
QCD SUM
NEUTRON

All Related Versions

Version 1, 1999-04-28, ArXiv
Version 2, 1999-09-03, ArXiv
Version 3, 2005-04-26, ArXiv
Published version: Physical Review Letters, 83 (13), 2526.

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