Tl
Thallium-177m
Protons (Z)
81
Neutrons (N)
96
Mass number
177
Half-Life
230.0 µs
Abundance
---
Mass
176.997 u
Mass Excess
-2,533.0 keV
Spin
(11/2-)
Discovered
1997
Binding energy per nucleon
7,728 keV
Neutron separation energy
11,184 keV
Proton separation energy
-1,963 keV
Decay Mode
Decay chain
- TlThallium-177Z 81 · N 96230.0 µs
- p51%
- α90%
- α96%
- β⁺57%
- β⁺~100%
- β⁺~100%
- β⁺100%
- β⁺100%
- β⁺100%