Published February 15, 1990
| Version v1
Journal article
The proton mass, the π-N sigma term and the scale anomaly
Creators
- 1. European Organization for Nuclear Research, Geneva (Switzerland). Theory Div.
Description
It is argued that the scale anomaly of QCD makes the nucleon mass more strongly dependent on the sea quark masses than the naive inference. (orig.)
Additional details
Publishing Information
- Journal Title
- Physics Letters, (Section) B
- Journal Volume
- 236
- Journal Issue
- 2
- Series
- Phys. Lett., B.
- Journal Page Range
- 203-208
- ISSN
- 0370-2693
- CODEN
- PYLBA
INIS
- Country of Publication
- Netherlands
- Country of Input or Organization
- Netherlands
- INIS RN
- 21038506
- Subject category
- S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
- Descriptors DEI
- CHIRAL SYMMETRY; FEYNMAN DIAGRAM; IRREDUCIBLE REPRESENTATIONS; MASS FORMULAE; MATRICES; PION-NUCLEON INTERACTIONS; PROTONS; QUANTUM CHROMODYNAMICS; QUARKS; REST MASS; SCALING LAWS; SCATTERING AMPLITUDES; SIGMA TERMS; SU-3 GROUPS
- Descriptors DEC
- AMPLITUDES; BARYONS; CATIONS; CHARGED PARTICLES; COMMUTATORS; CURRENT COMMUTATORS; DIAGRAMS; ELEMENTARY PARTICLES; FERMIONS; FIELD THEORIES; HADRON-HADRON INTERACTIONS; HADRONS; HYDROGEN IONS; HYDROGEN IONS 1 PLUS; INFORMATION; INTERACTIONS; IONS; LIE GROUPS; MASS; MATHEMATICAL OPERATORS; MESON-BARYON INTERACTIONS; MESON-NUCLEON INTERACTIONS; NUCLEONS; PARTICLE INTERACTIONS; POSTULATED PARTICLES; QUANTUM FIELD THEORY; QUANTUM OPERATORS; SU GROUPS; SYMMETRY; SYMMETRY GROUPS