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168.934
Tm
Thulium
HREE
Primary Uses
Portable X-ray machines, Metal halide lamps
Short Description
Thulium is one of the rarest rare earth elements, used in portable X-ray devices for medical and industrial non-destructive testing. Thulium-doped lasers offer unique wavelengths valuable for surgical applications, and it is used as the radiation source in specialized metal halide lamps.