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Composition: Er
Form: Pellet/Lump
Material: Erbium
CAS Number: 7440-52-0
Commodity: Metals
Purity:
99%
Maximum Lump Size:
25mm
Erbium Pellets are compact, high-purity solid forms of the rare-earth metal erbium, designed for efficient handling and controlled use in melting, casting, and vacuum deposition processes. Erbium’s intrinsic properties—such as its sharp optical emission at 1.54 μm, stability in air, and magnetic characteristics—make these pellets highly suitable for industries including photonics, advanced materials research, and specialty alloy production. The pellet form allows for precise dosing in alloying operations, uniform evaporation in thin-film coating systems, and straightforward integration into laboratory-scale material synthesis. Specific applications include serving as a feedstock for erbium-doped fiber amplifier production, source material in molecular beam epitaxy for optical devices, and additive in high-performance magnetic materials. In research and manufacturing, Erbium Pellets provide a reliable, geometry-optimized format for delivering erbium’s unique optical, magnetic, and structural benefits to cutting-edge technologies.
Flammable
Tolerances
Pellets
| Maximum Lump Size | 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 |
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