Holmium is a silver-white metal, soft and ductile; Holmium is stable in dry air and oxidizes quickly at high temperatures
Application:
1. Holmium is used as an additive for metal halide lamps.
2. Holmium can be used as an additive to ferro-yttrium or yttrium-aluminum garnet;
3. In addition, holmium-doped optical fibers can be used to make fiber lasers, fiber amplifiers, fiber sensors, etc.