A possible gateway to ηb: χb0(2P) → ηηb

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Abstract

It is argued that the branching ratio for the decay χb0(2P) → ηηb can reach few permil as a result of the enhancement of the η emission by the axial anomaly in QCD. This might make the discussed process practical for an experimental search for the ηb.

Original languageEnglish (US)
Pages (from-to)2895-2898
Number of pages4
JournalModern Physics Letters A
Volume19
Issue number39
DOIs
StatePublished - Dec 21 2004

Bibliographical note

Funding Information:
I thank Dan Cronin-Hennessy for most useful discussions of the possibilities for an experimental search of the discussed here decay. This work was supported in part by the DOE grant DE-FG02-94ER40823.

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