(source: https://www.rsc.org/periodic-table/element/67/holmium)

Holmium-doped yttrium aluminium garnet is a laser medium: Holmium quasi-two level laser (1994). It is claimed that radioactive holmium 166 can be used to treat arthritis: Composition And Method Of Treatment Of Arthritis And Related Diseases With Holmium-166 Radionuclides (1991).

Glass containing holmium oxide is used as a calibration standard for optical spectrometers: Hyperspectral Imaging Spectrometer Spectral Calibration (2000).


All patent information has been obtained from Espacenet (European Patent Office).