镥,粉末, Lu, 500μm最大粒度, 3N
| 品牌: | Goodfellow | | 纯度含量: | 99.9% | | 产地: | 英国 |
产品介绍
May contain hydrogen and/or the metal hydride. | 订货号 | 包装规格 | | Weight | | 585-736-48 | 1g |
产品参数 | Maximum Particle Size[最大粒度] | 500μm | | Purity[纯度] | 99.9% | | Weight[重量] | 1g | | Typical Analysis(典型分析) | | Ca | 200 PPM | | Fe | 50 PPM | | Mg | 50 PPM | | Si | 10 PPM | | Tm | <100 PPM | | Yb | 200 PPM | | Atomic Properties(原子属性) | | Atomic number | 71 | | Atomic weight ( amu ) | 174.96700 | | Crystal structure | Hexagonal Close Packed | | Electronic structure | Xe4f¹⁴5d¹6s² | | Ionisation potential ( No./eV ) | 1 / 5.43 | | Ionisation potential ( No./eV ) | 2 / 13.9 | | Natural isotope distribution ( Mass No./% ) | 175 / 97.4 | | Natural isotope distribution ( Mass No./% ) | 176 / 2.6 | | Photo-electric work function ( eV ) | 3.30 | | Thermal neutron absorption cross-section ( Barns ) | 75.0000 | | Valences shown | 3 | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 12.500 @0-400℃ | | Latent heat of evaporation ( J g⁻¹ ) | 2155 | | Latent heat of fusion ( J g⁻¹ ) | 110.00 | | Melting point ( C ) | 1663.00 | | Specific heat ( J K⁻¹ kg⁻¹ ) | 155.0 @25℃ | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 16.40 @0-100℃ | | Mechanical Properties(机械性能) | | Bulk modulus ( GPa ) ( Polycrystalline ) | 42.0 | | Hardness - Vickers ( kgf mm⁻² ) ( Polycrystalline ) | 85 | | Material condition | Polycrystalline | | Poisson's ratio ( Polycrystalline ) | 0.223 | | Tensile modulus ( GPa ) ( Polycrystalline ) | 84.00 | | Physical Properties(物理性质) | | Boiling point ( C ) | 3395 | | Density ( g cm⁻³ ) | 9.842 @20℃ | | Electrical Properties(电气特性) | | Electrical resistivity ( μOhmcm ) | 68@20℃ | | Superconductivity critical temperature ( K ) | 0.1000 | | Temperature coefficient ( K⁻¹ ) | 0.00240 @0-100℃ |
易燃 与火焰接触后点燃的化学品，或与水接触后逸出高度易燃气体的化学品。
| |
相关产品：
|
