Description

Thulium:
Single isotope I=1/2 (169Tm);
High magnetic moment (4 μB);
Doublet fine structure of ground state (~.1 second lifetime of metastable state);
Somewhat shielded ground state by 6s2 orbital;
Easy to cool and trap.
Detectors (in collaboration with MPSU, prof. Golzman):
High sensitivity;
Short jitter time: < 20 ps;
Short dead time: < 5 ns.