Limits on the Mixing of Tau Neutrino to Heavy Neutrinos

J. Orloff, A. Rozanov, C. Santoni

Limits at 90 % c.l. on the square of the mixing strength |U_tau4|^2 between nu_tau and a mostly isosinglet heavy neutrino with mass in the range 10-290 MeV/c^2 are reported. The re…