An. eta. NN quasi-bound state
Conference
·
· AIP Conference Proceedings (American Institute of Physics); (USA)
OSTI ID:5729042
- Faculty of Engineering Science, Osaka University, Toyonaka, Osaka, Japan, 560 (JP)
The question whether an {eta}{ital NN} quasi-bound state exists is theoretically investigated. One solves the three-body equation for the {pi}{ital NN} and {eta}{ital NN} coupled systems. The coupling occurs through the {ital S}{sub 11} resonance which connects with both the {pi}{ital N} and {eta}{ital N} channels. One finds a pole structure near {eta}{ital NN} threshold ({radical}{ital s}=2430 MeV) in the {ital I}=0, {ital J}{sup {ital P}}=1{sup {minus}} {eta}{ital d} scattering amplitude.
- OSTI ID:
- 5729042
- Report Number(s):
- CONF-9009332--
- Conference Information:
- Journal Name: AIP Conference Proceedings (American Institute of Physics); (USA) Journal Volume: 221:1
- Country of Publication:
- United States
- Language:
- English
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·
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Related Subjects
645204* -- High Energy Physics-- Particle Interactions & Properties-Theoretical-- Strong Interactions & Properties
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
AMPLITUDES
ANGULAR MOMENTUM
ARGAND DIAGRAMS
BARYONS
BOSONS
BOUND STATE
CHARGED-PARTICLE REACTIONS
DEUTERIUM TARGET
DIAGRAMS
ELEMENTARY PARTICLES
ENERGY RANGE
ETA MESONS
FERMIONS
GEV RANGE
GEV RANGE 01-10
HADRON REACTIONS
HADRONS
MANY-BODY PROBLEM
MESON REACTIONS
MESONS
NUCLEAR REACTIONS
NUCLEONS
P WAVES
PARITY
PARTIAL WAVES
PARTICLE PROPERTIES
PHASE SHIFT
PSEUDOSCALAR MESONS
S WAVES
SCATTERING AMPLITUDES
SCATTERPLOTS
SPIN
TARGETS
THREE-BODY PROBLEM
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
AMPLITUDES
ANGULAR MOMENTUM
ARGAND DIAGRAMS
BARYONS
BOSONS
BOUND STATE
CHARGED-PARTICLE REACTIONS
DEUTERIUM TARGET
DIAGRAMS
ELEMENTARY PARTICLES
ENERGY RANGE
ETA MESONS
FERMIONS
GEV RANGE
GEV RANGE 01-10
HADRON REACTIONS
HADRONS
MANY-BODY PROBLEM
MESON REACTIONS
MESONS
NUCLEAR REACTIONS
NUCLEONS
P WAVES
PARITY
PARTIAL WAVES
PARTICLE PROPERTIES
PHASE SHIFT
PSEUDOSCALAR MESONS
S WAVES
SCATTERING AMPLITUDES
SCATTERPLOTS
SPIN
TARGETS
THREE-BODY PROBLEM