203
Tl(p,2n)
202m
Pb
Half-life T
1/2
= 3.62 h
Energy range: 25 - 35 MeV
Main gamma lines:
422.19 keV (86.0%)
657.53 keV (32.4%)
787.0 keV (50%)
960.71 keV (92%)
more details at:
http://nucleardata.nuclear.lu.se/nucleardata/toi/