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- Holmium | Definition, Properties, Facts | Britannica
Holmium, chemical element, a rare-earth metal of the lanthanide series of the periodic table Holmium is a moderately hard, silvery white metal that is relatively stable in air It is a very strong paramagnet above 133 K (−140 °C, or −220 °F) Learn more about holmium in this article
- Holmium Facts, Symbol, Discovery, Properties, Uses - Chemistry Learner
How is Holmium Used Since it is an excellent absorber of neutrons, its isotopes are used in the control rods of nuclear reactors to control fission chain reactions [1, 4] ; Holmium has special magnetic properties, and so its alloys are used for producing magnets and flux concentrators for high-intensity magnetic fields [4] ; Holmium-doped solid-state lasers are used for medical procedures
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