Do multiquark hadrons exist
Journal Article
·
· Phys. Rev. Lett.; (United States)
The qqq-barq-bar system has been examined by solving the four-particle Schroedinger equation variationally. The main findings are that: (1) qqq-barq-bar bound states normally do not exist, (2) the cryptoexotic 0/sup + +/ sector of this system with KK-bar quantum numbers is probably the only exception to (1) and its bound states can be identified with the S* and delta just below KK-bar threshold, (3) qqq-barq-bar bound states provide a model for the weak binding and color-singlet clustering observed in nuclei, and (4) there is no indication that this system has strong resonances.
- Research Organization:
- Department of Physics, University of Toronto, Toronto, Ontario M5S 1A7, Canada
- OSTI ID:
- 5382816
- Journal Information:
- Phys. Rev. Lett.; (United States), Journal Name: Phys. Rev. Lett.; (United States) Vol. 48:10; ISSN PRLTA
- Country of Publication:
- United States
- Language:
- English
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Mon Jan 31 23:00:00 EST 1983
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OSTI ID:6299805
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Tue Apr 25 00:00:00 EDT 1989
· AIP Conf. Proc.; (United States)
·
OSTI ID:6139868
Related Subjects
645205* -- High Energy Physics-- Particle Interactions & Properties-Theoretical-- Strong Interactions
Baryon No. = 0-- (-1987)
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
BOSONS
BOUND STATE
COLOR MODEL
COMPOSITE MODELS
DIFFERENTIAL EQUATIONS
ELEMENTARY PARTICLES
EQUATIONS
FOUR-BODY PROBLEM
HADRONS
HAMILTONIANS
MANY-BODY PROBLEM
MATHEMATICAL MODELS
MATHEMATICAL OPERATORS
MESON RESONANCES
MESONS
PARTIAL DIFFERENTIAL EQUATIONS
PARTICLE MODELS
PARTICLE PROPERTIES
PARTICLE WIDTHS
POSTULATED PARTICLES
QUANTUM NUMBERS
QUANTUM OPERATORS
QUARK MODEL
QUARKS
RESONANCE PARTICLES
SCHROEDINGER EQUATION
VARIATIONAL METHODS
WAVE EQUATIONS
Baryon No. = 0-- (-1987)
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
BOSONS
BOUND STATE
COLOR MODEL
COMPOSITE MODELS
DIFFERENTIAL EQUATIONS
ELEMENTARY PARTICLES
EQUATIONS
FOUR-BODY PROBLEM
HADRONS
HAMILTONIANS
MANY-BODY PROBLEM
MATHEMATICAL MODELS
MATHEMATICAL OPERATORS
MESON RESONANCES
MESONS
PARTIAL DIFFERENTIAL EQUATIONS
PARTICLE MODELS
PARTICLE PROPERTIES
PARTICLE WIDTHS
POSTULATED PARTICLES
QUANTUM NUMBERS
QUANTUM OPERATORS
QUARK MODEL
QUARKS
RESONANCE PARTICLES
SCHROEDINGER EQUATION
VARIATIONAL METHODS
WAVE EQUATIONS