Studies of {bold {xi}}(2230) in {ital J}/{bold {psi}} radiative decays
Journal Article
·
· Physical Review Letters
OSTI ID:285666
The BES experiment at the Beijing electron-positron collider has observed the {xi}(2230) signal in {pi}{sup +}{pi}{sup {minus}}, {ital K}{sup +}{ital K}{sup {minus}}, {ital K}{sup 0}{sub {ital SK}}{sup 0}{sub {ital S}}, and {bar {ital pp}} final states with 4.6{sigma}, 4.1{sigma}, 4.0{sigma}, and 3.8{sigma} statistical significances, respectively. The new observations of two nonstrange decay modes of {xi}{r_arrow}{pi}{sup +}{pi}{sup {minus}} and {bar {ital pp}} are important evidence for the glueball interpretation of the {xi}(2230). {copyright} {ital 1996 The American Physical Society.}
- OSTI ID:
- 285666
- Journal Information:
- Physical Review Letters, Journal Name: Physical Review Letters Journal Issue: 19 Vol. 76; ISSN 0031-9007; ISSN PRLTAO
- Country of Publication:
- United States
- Language:
- English
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