Abstract
A sensitive search for and decay into photons was performed in a high-intensity beam of neutrinos from + and + decay at rest. An upper limit of 68 possible -ray events was established, leading to a lower bound on the radiative lifetime of the muon (anti)neutrino of m15.4 sec/eV (90% C.L.). This result represents more than a factor of 100 improvement over previous direct laboratory searches.
Original language | English |
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Pages (from-to) | R6-R9 |
Journal | Physical Review D |
Volume | 44 |
Issue number | 1 |
DOIs | |
Publication status | Published - 1991 |
ASJC Scopus subject areas
- Nuclear and High Energy Physics