May contain hydrogen and/or the metal hydride.
| 订货号 | 包装规格 |
| Weight |
| 217-665-52 | 1g |
| 208-190-88 | 2g |
| 023-861-66 | 5g |
产品参数
| Maximum Particle Size[最大粒度] | 500μm |
| Purity[纯度] | 99.9% |
| Weight[重量] | 1g - 5g |
| Typical Analysis(典型分析) |
| Ca | 1 PPM |
| Cu | <1 PPM |
| Dy | 50 PPM |
| Eu | 50 PPM |
| Gd | 50 PPM |
| Ho | 70 PPM |
| Mg | <1 PPM |
| Si | 2 PPM |
| Sm | 20 PPM |
| Y | 100 PPM |
| Atomic Properties(原子属性) |
| Atomic number | 65 |
| Atomic weight ( amu ) | 158.92540 |
| Crystal structure | Hexagonal Close Packed |
| Electronic structure | Xe4f⁹6s² |
| Ionisation potential ( No./eV ) | 2 / 11.52 |
| Ionisation potential ( No./eV ) | 1 / 5.85 |
| Photo-electric work function ( eV ) | 3.00 |
| Thermal neutron absorption cross-section ( Barns ) | 30.0000 |
| Valences shown | 3 ,4 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 7.000 @0-100℃ |
| Latent heat of evaporation ( J g⁻¹ ) | 1840 |
| Latent heat of fusion ( J g⁻¹ ) | 103.00 |
| Melting point ( C ) | 1356.00 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 183.0 @25℃ |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 11.10 @0-100℃ |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Polycrystalline ) | 40.8 |
| Hardness - Vickers ( kgf mm⁻² ) ( Polycrystalline ) | 60 |
| Material condition | Polycrystalline |
| Poisson's ratio ( Polycrystalline ) | 0.265 |
| Tensile modulus ( GPa ) ( Polycrystalline ) | 57.50 |
| Physical Properties(物理性质) |
| Boiling point ( C ) | 3123 |
| Density ( g cm⁻³ ) | 8.272 @20℃ |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) | 116@20℃ |
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