材料 >> 金属材料
铽,块, Tb, 25mm Max. Lump Size, 2N
品牌: Goodfellow纯度含量: 99.0%产地: 英国
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| 品牌: | Goodfellow | | 纯度含量: | 99.0% | | 产地: | 英国 |
产品介绍 | 订货号 | 包装规格 | | Weight | | 143-072-52 | 10g | | 533-772-30 | 20g | | 982-705-45 | 50g |
产品参数 | Maximum Lump Size[] | 25mm | | Purity[纯度] | 99.0% | | Weight[重量] | 10g - 50g | | 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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