Measurement of γγ widths of charmonium states

Author

W. CHEN
Manoj THULASIDAS, Singapore Management UniversityFollow

Publication Type

Journal Article

Publication Date

6-1990

Abstract

Using the CLEO detector at the Cornell Electron Storage Ring, we have searched for two-photon production of charmonium in four-track final states. We have measured Γγγ(ηc)=5.9+2.1−1.8±1.9 keV, and we have obtained 95% CL upper limits of Γγγ(Xc0)Γγγ(Xc2)

Discipline

Databases and Information Systems | Programming Languages and Compilers

Research Areas

Data Science and Engineering

Publication

Physics Letters B

Volume

243

Issue

1-2

First Page

169

Last Page

174

ISSN

0370-2693

Identifier

10.1016/0370-2693(90)90975-C

Publisher

Elsevier: SCOAP3 / Elsevier

Citation

1