Improved upper limit on the branching ratio B(KL0μ±e)

K. Arisaka et al.
Phys. Rev. Lett. 70, 1049 – Published 22 February 1993
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Abstract

A search for the decay KL0μ±e with significantly increased experimental sensitivity has yielded no events. The 90% confidence level limit on the branching ratio is B(KL0μ±e)<3.9×1011. When this data set is combined with earlier data the upper limit is 3.3×1011.

  • Received 23 November 1992

DOI:https://doi.org/10.1103/PhysRevLett.70.1049

©1993 American Physical Society

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Vol. 70, Iss. 8 — 22 February 1993

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