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Formula: Tm
Form: Disk
Material: Thulium
CAS Number: 7440-30-4
Commodity: Metals
Purity:
99%
Temper:
As Rolled
Thickness:
0.15mm
Diameter:
12.7mm
Hazard Pictogram:
GHS02
Thulium disks are part of our collection of rare earth metal products. With high density, ductility and unique magnetic properties, they has niche applications in research labs exploring quantum computing materials and advanced laser systems. Thulium disks enable materials scientists to test thin film coatings and alloy compositions relevant to cutting-edge computing and optics R&D.
Flammable
Tolerances
Disk
| Thickness | >0.05mm | ±10% |
|---|---|---|
| Thickness | <0.01mm | ±25% |
| Thickness | 0.01mm - 0.05mm | ±15% |
Material Properties for Metals
Atomic Properties
| Element | Value |
|---|---|
| Atomic number | 69 |
| Crystal structure | Hexagonal close packed |
| Electronic structure | Xe 4f¹³ 6s² |
| Valences shown | 2,3 |
| Atomic weight( amu ) | 168.9342 |
| Thermal neutron absorption cross-section( Barns ) | 115 |
| Atomic radius - Goldschmidt( nm ) | 0.174 |
| Ionisation potential( No./eV ) | 1/ 6.18 |
| Ionisation potential( No./eV ) | 3/ 23.71 |
| Ionisation potential( No./eV ) | 2/ 12.05 |
Mechanical Properties
| Element | Value |
|---|---|
| Hardness - Brinell | 53 |
| Material condition | Polycrystalline |
| Poisson's ratio | 0.235 |
| Bulk modulus( GPa ) | 40.5 |
| Tensile modulus( GPa ) | 76 |
Electrical Properties
| Element | Value |
|---|---|
| Electrical resistivity( µOhmcm ) | 90@20@20°C |
| Temperature coefficient( K⁻¹ ) | 0.00195@0-100°C |
Physical Properties
| Element | Value |
|---|---|
| Boiling point( C ) | 1947 |
| Density( gcm⁻³ ) | 9.322@25°C |
Thermal Properties
| Element | Value |
|---|---|
| Melting point( C ) | 1545 |
| Latent heat of evaporation( J g⁻¹ ) | 1456 |
| Latent heat of fusion( J g⁻¹ ) | 109 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 160@25°C |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 16.9@0-100°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 11.6@0-400°C |
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Temper: As Rolled
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Ytterbium Foil Formula: Yb
Percentage Purity: 99%
Temper: As Rolled
Thickness: 0.005mm
Length 1: 25mm
Length 2: 25mm
CAS Number: 7440-64-4
UOM Code: 000-446-82
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