Published May 1, 2008 | Version v1
Journal article

Υ(1s)→γ(η',η) decays

Creators

  • 1. Department of Physics and Astronomy, University of Kentucky, Lexington, Kentucky 40506 (United States)

Description

Radiative decays Υ(1s)→γ(η',η) are studied by an approach which has successfully predicted the ratio (Γ(J/ψ→γη')/Γ(J/ψ→γη)). Strong dependence on quark mass has been found in the decays (J/ψ,Υ(1s))→γ(η',η). Very small decay rates of Υ(1s)→γ(η',η) are predicted.

Additional details

Publishing Information

Journal Title
Physical Review. D, Particles Fields
Journal Volume
77
Journal Issue
9
Journal Page Range
p. 097502-097502.4
ISSN
0556-2821
CODEN
PRVDAQ

INIS

Country of Publication
United States
Country of Input or Organization
International Atomic Energy Agency (IAEA)
INIS RN
41001499
Subject category
S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
Descriptors DEI
ETA MESONS; J PSI-3097 MESONS; MASS; PHOTONS; QUARKS; RADIATIVE DECAY
Descriptors DEC
BOSONS; CHARMONIUM; DECAY; ELEMENTARY PARTICLES; FERMIONS; HADRONS; MASSLESS PARTICLES; MESONS; PARTICLE DECAY; PSEUDOSCALAR MESONS; QUARKONIUM; VECTOR MESONS

Optional Information

Notes
(c) 2008 The American Physical Society