Energy scan for narrow states in e+e− annihilation at C.M. energies between 29.90 and 31.46 GeV

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Brandelik, R et al. (1979) Energy scan for narrow states in e+e− annihilation at C.M. energies between 29.90 and 31.46 GeV. Physics Letters B, 88 (1-2). pp. 199-202. ISSN 0370-2693

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Official URL: http://dx.doi.org/ 10.1016/0370-2693(79)90145-X

DOI: 10.1016/0370-2693(79)90145-X

Abstract

A fine energy scan has been performed to search for narrow states in e+e− annihilation at c.m. energies between 29.90 and 31.46 GeV. No such state has been observed. The 90% confidence upper limit on the leptonic decay width times the hadronic decay branching ratio is ΓeeBh<1.6 keV.

Item Type:	Article
Subjects:	Q Science > QC Physics
Schools:	School of Applied Sciences
Depositing User:	Sharon Beastall
Date Deposited:	17 Mar 2011 13:41
Last Modified:	23 Mar 2011 13:20
URI:	http://eprints.hud.ac.uk/id/eprint/9863

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