Measurement of the final states {omega}{pi}{sup 0}, {rho}{eta}, and {rho}{eta}{sup '} from {psi}(2S) electromagnetic decays and e{sup +}e{sup -}annihilations

Journal Article · Wed Dec 01 04:00:00 EST 2004 · Physical Review. D, Particles Fields

DOI:https://doi.org/10.1103/PhysRevD.70.112007· OSTI ID:20698096

Ablikim, M; Bai, J Z; Bian, J G; Cai, X; Chang, J F; Chen, H S; Chen, H X; Chen, J C; Jin, Chen; Chen, M L; Chen, Y B; Chu, Y P; Cui, X Z; Dai, H L; Deng, Z Y; Dong, L Y; Du, S X; Du, Z Z; Fang, J; Fu, C D ^[1]

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1. Institute of High Energy Physics, Beijing 100049 (China); and others

Cross sections and form factors for e{sup +}e{sup -}{yields}{omega}{pi}{sup 0}, {rho}{eta}, and {rho}{eta}{sup '} at center of mass energies of 3.650, 3.686, and 3.773 GeV are measured using data samples collected with the BESII detector at the BEPC. Also, the branching fractions of {psi}(2S){yields}{omega}{pi}{sup 0}, {rho}{eta}, and {rho}{eta}{sup '} are determined to be (1.87{sub -0.62}{sup +0.68}{+-}0.28)x10{sup -5} (1.78{sub -0.62}{sup +0.67}{+-}0.17)x10{sup -5}, and (1.87{sub -1.11}{sup +1.64}{+-}0.33)x10{sup -5}, respectively.

• OSTI ID: 20698096
• Journal Information: Physical Review. D, Particles Fields, Journal Name: Physical Review. D, Particles Fields Journal Issue: 11 Vol. 70; ISSN PRVDAQ; ISSN 0556-2821
• Country of Publication: United States
• Language: English

Related Subjects

72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
ANNIHILATION
BRANCHING RATIO
CROSS SECTIONS
ELECTROMAGNETIC FORM FACTORS
ELECTRON-POSITRON INTERACTIONS
ELECTRONS
ETA MESONS
ETA PRIME-958 MESONS
GEV RANGE
HADRONIC PARTICLE DECAY
MULTIPARTICLE SPECTROMETERS
OMEGA-782 MESONS
PARTICLE IDENTIFICATION
PARTICLE PRODUCTION
PIONS NEUTRAL
POSITRONS
PSI-3770 MESONS
RHO-770 MESONS