New source of charge-symmetry violation in the nucleon-nucleon system
Journal Article
·
· Phys. Rev. D; (United States)
Within the framework of the cloudy bag model we show that the small difference of up- and down-quark masses leads to a small increase in the ..pi../sup 0/nn coupling constant relative to ..pi../sup 0/pp. There may be many experimental consequences of this observation but, as an example, Vertical Bara/sub n/nVertical Bar-Vertical Bara/sub p/pVertical Barapprox. =0.3 fm because of this effect.
- Research Organization:
- TRIUMF, 4004 Wesbrook Mall, Vancouver, British Columbia, Canada V6T 2A3
- OSTI ID:
- 5943664
- Journal Information:
- Phys. Rev. D; (United States), Journal Name: Phys. Rev. D; (United States) Vol. 24:9; ISSN PRVDA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
645303* -- High Energy Physics-- Particle Invariance Principles & Symmetries-- Applications to Strong Interactions-- (-1987)
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
BAG MODEL
BARYON-BARYON INTERACTIONS
BOSONS
C INVARIANCE
CHIRAL SYMMETRY
COMPOSITE MODELS
COUPLING CONSTANTS
ELEMENTARY PARTICLES
EXTENDED PARTICLE MODEL
FIELD THEORIES
HADRON-HADRON INTERACTIONS
HADRONS
INTERACTIONS
INVARIANCE PRINCIPLES
LAGRANGIAN FIELD THEORY
MASS
MATHEMATICAL MODELS
MESONS
NUCLEON-NUCLEON INTERACTIONS
PARTICLE INTERACTIONS
PARTICLE MODELS
PIONS
POSTULATED PARTICLES
PSEUDOSCALAR MESONS
QUANTUM FIELD THEORY
QUARK MODEL
QUARKS
RENORMALIZATION
SYMMETRY
SYMMETRY BREAKING
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
BAG MODEL
BARYON-BARYON INTERACTIONS
BOSONS
C INVARIANCE
CHIRAL SYMMETRY
COMPOSITE MODELS
COUPLING CONSTANTS
ELEMENTARY PARTICLES
EXTENDED PARTICLE MODEL
FIELD THEORIES
HADRON-HADRON INTERACTIONS
HADRONS
INTERACTIONS
INVARIANCE PRINCIPLES
LAGRANGIAN FIELD THEORY
MASS
MATHEMATICAL MODELS
MESONS
NUCLEON-NUCLEON INTERACTIONS
PARTICLE INTERACTIONS
PARTICLE MODELS
PIONS
POSTULATED PARTICLES
PSEUDOSCALAR MESONS
QUANTUM FIELD THEORY
QUARK MODEL
QUARKS
RENORMALIZATION
SYMMETRY
SYMMETRY BREAKING