Search for Decays of B⁰→ e+e⁻, B⁰→ μ⁺ μ⁻, B⁰→ e± μ∓

B Aubert, Matthew Barrett, Kelly Ford, Theresa Harrison, Alistair Hart, Christopher Hawkes, Sian Morgan, Alan Watson

Research output: Contribution to journalArticle

18 Citations (Scopus)

Abstract

We present a search for the decays B0-->e+ e-, B0-->mu+ mu-, and B0-->e (+/-) mu (-/+) in data collected at the Upsilon(4S) resonance with the BABAR detector at the SLAC B Factory. Using a data set of 111 fb(-1), we find no evidence for a signal in any of the three channels investigated and set the following branching fraction upper limits at the 90% confidence level: B(B0-->e+ e-) <6.1 x 10(-8), B(B0-->mu+ mu-) <8.3 x 10(-8), and B(B0-->e (+/-) mu (-/+) )
Original languageEnglish
Pages (from-to)221803
Number of pages1
JournalPhysical Review Letters
Volume94
DOIs
Publication statusPublished - 1 Jan 2005

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