Published January 2, 1992
| Version v1
Journal article
A sum rule calculation of the neutron electric dipole moment from a quark chromoelectric dipole coupling
Creators
- 1. Dept. of Physics, Univ. of British Columbia, Vancouver, BC (Canada)
- 2. Inst. for Theoretical Physics, Zurich Univ. (Switzerland)
Description
The neutron electric dipole moment (NEDM) from a quark chromoelectric dipole moment is calculated using a QCD sumrule approach. We demonstrate that leading contributions to the NEDM come from induced condensates (quark and quark-gluon condensate magnetic susceptibilities) which are also determined. Other possible contributions to the NEDM such as a quark electric dipole moment or a triple gluon operator are briefly discussed. (orig.)
Additional details
Publishing Information
- Journal Title
- Physics Letters. Section B
- Journal Volume
- 274
- Journal Issue
- 1
- Series
- Phys. Lett., Sect. B.
- Journal Page Range
- 100-110
- ISSN
- 0370-2693
- CODEN
- PYLBA
INIS
- Country of Publication
- Netherlands
- Country of Input or Organization
- Netherlands
- INIS RN
- 23040955
- Subject category
- S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
- Descriptors DEI
- BOSE-EINSTEIN CONDENSATION; CORRELATION FUNCTIONS; COUPLING; CP INVARIANCE; ELECTRIC DIPOLE MOMENTS; ELECTROMAGNETIC FIELDS; EXPECTATION VALUE; FEYNMAN DIAGRAM; FEYNMAN PATH INTEGRAL; FIELD OPERATORS; HELICITY; LAGRANGIAN FIELD THEORY; MAGNETIC SUSCEPTIBILITY; MATRIX ELEMENTS; NEUTRONS; OPERATOR PRODUCT EXPANSION; PROPAGATOR; QUANTUM CHROMODYNAMICS; QUARKS; SPIN FLIP; SPIN ORIENTATION; SPINOR FIELDS; SUM RULES; SYMMETRY BREAKING; VACUUM STATES; VECTOR FIELDS
- Descriptors DEC
- BARYONS; DIAGRAMS; DIPOLE MOMENTS; ELECTRIC MOMENTS; ELEMENTARY PARTICLES; EQUATIONS; FERMIONS; FIELD THEORIES; FUNCTIONS; HADRONS; INFORMATION; INTEGRALS; INVARIANCE PRINCIPLES; MAGNETIC PROPERTIES; MATHEMATICAL OPERATORS; NUCLEONS; ORIENTATION; PARTICLE PROPERTIES; PHYSICAL PROPERTIES; POSTULATED PARTICLES; QUANTUM FIELD THEORY; QUANTUM OPERATORS; SERIES EXPANSION