Erbium Powder

Erbium Powder consists of fine metallic particles of the rare-earth element erbium, offering a high surface area and reactivity compared to bulk forms. Known for its sharp 1.54 μm optical emission, corrosion resistance, and stability in air, erbium is widely used in photonics, magnetic materials, and specialty alloys. In powder form, it is particularly suited for powder metallurgy, additive manufacturing, and sintering processes where uniform particle distribution is critical. Industries such as telecommunications, advanced materials research, and catalysis benefit from erbium powder in applications including erbium-doped fiber amplifier fabrication, feedstock for erbium-based magnetic refrigeration alloys, and targeted coating deposition. The material’s high purity and controlled particle size distribution enable precision in experimental design and industrial production. In research and manufacturing, Erbium Powder is valued for delivering erbium’s unique optical and magnetic properties in a form optimized for blending, compaction, and reactivity-driven processes.

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Tolerance

Properties

Reference & Citations

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Tolerances

Powder

Mean Particle Size		Nominal
Minimum Particle Size		Nominal
Maximum Particle Size		Nominal
Maximum Particle Size		Nominal
Particle Size D10		Nominal
Particle Size D50		Nominal
Particle Size D90		Nominal

Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	68
Crystal structure	Hexagonal close packed
Electronic structure	Xe 4f¹² 6s²
Valences shown	3
Atomic weight( amu )	167.26
Thermal neutron absorption cross-section( Barns )	160
Natural isotope distribution( Mass No./% )	166/ 33.4
Natural isotope distribution( Mass No./% )	162/ 0.1
Natural isotope distribution( Mass No./% )	168/ 27.0
Natural isotope distribution( Mass No./% )	170/ 15.0
Natural isotope distribution( Mass No./% )	167/ 22.9
Natural isotope distribution( Mass No./% )	164/ 1.6
Atomic radius - Goldschmidt( nm )	0.175
Ionisation potential( No./eV )	2/ 11.93
Ionisation potential( No./eV )	1/ 6.10

Mechanical Properties

Element	Value
Material condition	Polycrystalline
Poisson's ratio	0.207
Bulk modulus( GPa )	41.8
Tensile modulus( GPa )	73.3
Hardness - Vickers( kgf mm⁻² )	70
Tensile strength( MPa )	292
Yield strength( MPa )	292

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	86@20@20°C
Temperature coefficient( K⁻¹ )	0.00201@0-100°C

Physical Properties

Element	Value
Boiling point( C )	2863
Density( gcm⁻³ )	9.051@20°C

Thermal Properties

Element	Value
Melting point( C )	1529
Latent heat of evaporation( J g⁻¹ )	1680
Latent heat of fusion( J g⁻¹ )	103
Specific heat( J K⁻¹ kg⁻¹ )	168@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	14.5@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	9.2@0-100°C