Search for the exotic decay μ+→e+ν̄eνμ

D. A. Krakauer, R. L. Talaga, R. C. Allen, H. H. Chen, P. J. Doe, R. Hausammann, W. P. Lee, X. Q. Lu, H. J. Mahler, M. E. Potter, K. C. Wang, H. Yao, T. J. Bowles, R. L. Burman, R. D. Carlini, D. R.F. Cochran, J. S. Frank, E. Piasetzky, V. D. Sandberg

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10 Citations (Scopus)

Abstract

We search for the exotic decay μ+→e+νeνμ as a test of lepton number conversation. An exposure of ≈1020 μ+ -decay neutrinos to a 15 ton detector leads to a new upper bound for the branching ratio, Rε{lunate}Γ(μ+→e+νeνμ/Γ(μ+→all), R<0.018 (90% CL).

Original languageEnglish
Pages (from-to)534-538
Number of pages5
JournalPhysics Letters B
Volume263
Issue number3-4
DOIs
Publication statusPublished - 1991 Jul 18

ASJC Scopus subject areas

  • Nuclear and High Energy Physics

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    Krakauer, D. A., Talaga, R. L., Allen, R. C., Chen, H. H., Doe, P. J., Hausammann, R., Lee, W. P., Lu, X. Q., Mahler, H. J., Potter, M. E., Wang, K. C., Yao, H., Bowles, T. J., Burman, R. L., Carlini, R. D., Cochran, D. R. F., Frank, J. S., Piasetzky, E., & Sandberg, V. D. (1991). Search for the exotic decay μ+→e+ν&#x0304;eνμ. Physics Letters B, 263(3-4), 534-538. https://doi.org/10.1016/0370-2693(91)90501-G