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Holmium Powder

Holmium Powder

Holmium Powder
Product Number NRE-8023
CAS No. 7440-60-0
Formula Ho
Molecular Weight 164.93 g/mol
APS <40 µm (Can be Customized)
Purity 99.9%
Color Gray
Density 8.79 g/cm3
Melting Point 1,461 °C
Boiling Point 2,600 °C

Holmium Powder

Holmium is a chemical element with the symbol Ho and atomic number 67. Holmium powder has several important applications, primarily due to its unique magnetic and optical properties. Here are some of the key applications of holmium powder:

Magnets and Magnetic Materials:

Holmium is used to create powerful magnets. When combined with other rare-earth elements, it can produce strong magnetic fields. Holmium magnets are used in various applications, such as MRI machines, particle accelerators, and high-performance electric motors.

Neutron Absorption:

Holmium is known for its strong ability to absorb neutrons. This property is useful in controlling nuclear reactions, particularly in nuclear power plants and research reactors, to regulate the rate of nuclear fission.

Laser Systems:

Holmium-doped crystals, such as holmium yttrium aluminum garnet (Ho:YAG) and holmium-doped glass, are used in solid-state lasers. Holmium lasers emit light in the mid-infrared region and are used in medical applications, such as eye surgery, as well as in scientific and industrial laser systems.

Glass and Ceramic Coloring:

Holmium is used as a colorant in glass and ceramics to create a range of hues, including yellow and red. This is often seen in decorative glassware and art.

Nuclear Control Rods:

Holmium can be used as a control rod material in nuclear reactors. Control rods are inserted or withdrawn to regulate the nuclear chain reaction by absorbing excess neutrons.


Holmium compounds can serve as catalysts in various chemical reactions, including organic synthesis. Their use in catalysis is not as common as other catalysts, but they have niche applications.

Research and Development:

Holmium is used in scientific research and development, particularly in the study of materials with unique magnetic properties and in the development of new laser technologies.