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First measurement of the B(S) meson mass

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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  • ALEPH Collaboration
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<mark>Journal publication date</mark>1993
<mark>Journal</mark>Physics Letters B
Issue number1-4
Volume311
Number of pages12
Pages (from-to)425-436
Publication StatusPublished
<mark>Original language</mark>English

Abstract

In a sample of about 1.1 million hadronic Z decays recorded with the ALEPH detector during the 1990–1992 running of LEP, two unambiguous BS meson candidates were observed. From these events the mass of the BS meson has been measured to be 5.3686 ± 0.0056 (stat.) ± 0.0015 (syst.) GeV.