锇,粉末, Os, 500μm最大粒度, 3N
| 品牌: | Goodfellow | | 纯度含量: | 99.9% | | 产地: | 英国 |
产品介绍
| 订货号 | 包装规格 | | Weight | | 916-919-83 | 10 g |
产品参数 | Maximum Particle Size[最大粒度] | 500μm | | Purity[纯度] | 99.9% | | Weight[重量] | 10 g | | Atomic Properties(原子属性) | | Atomic number | 76 | | Atomic weight ( amu ) | 190.20000 | | Crystal structure | Hexagonal Close Packed | | Electronic structure | Xe4f¹⁴5d⁶6s² | | Ionisation potential ( No./eV ) | 2 / 16 | | Ionisation potential ( No./eV ) | 1 / 8.7 | | Natural isotope distribution ( Mass No./% ) | 192 / 41.0 | | Natural isotope distribution ( Mass No./% ) | 184 / 0.02 | | Natural isotope distribution ( Mass No./% ) | 187 / 1.6 | | Natural isotope distribution ( Mass No./% ) | 189 / 16.1 | | Natural isotope distribution ( Mass No./% ) | 186 / 1.58 | | Natural isotope distribution ( Mass No./% ) | 188 / 13.3 | | Natural isotope distribution ( Mass No./% ) | 190 / 26.4 | | Photo-electric work function ( eV ) | 4.80 | | Thermal neutron absorption cross-section ( Barns ) | 15.3000 | | Valences shown | 0 , 1, 2, 3, 4, 5, 6, 7, 8 | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 4.570 @0-100 | | Latent heat of evaporation ( J g⁻¹ ) | 3305 | | Latent heat of fusion ( J g⁻¹ ) | 154.00 | | Melting point ( C ) | 3045.00 | | Specific heat ( J K⁻¹ kg⁻¹ ) | 131.0 @25 | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 87.60 @0-100℃ | | Mechanical Properties(机械性能) | | Bulk modulus ( GPa ) ( Hard ) | 373.0 | | Bulk modulus ( GPa ) ( Soft ) | 373.0 | | Hardness - Vickers ( kgf mm⁻² ) ( Hard ) | 670 - 1000 | | Hardness - Vickers ( kgf mm⁻² ) ( Soft ) | 300 - 350 | | Material condition | Soft | | Material condition | Hard | | Poisson's ratio ( Hard ) | 0.250 | | Poisson's ratio ( Soft ) | 0.250 | | Tensile modulus ( GPa ) ( Hard ) | 559.00 | | Tensile modulus ( GPa ) ( Soft ) | 559.00 | | Physical Properties(物理性质) | | Boiling point ( C ) | 5027 | | Density ( g cm⁻³ ) | 22.500 @20℃ | | Electrical Properties(电气特性) | | Electrical resistivity ( μOhmcm ) | 8.8@20℃ | | Superconductivity critical temperature ( K ) | 0.6600 | | Temperature coefficient ( K⁻¹ ) | 0.00410 @0-100℃ |
腐蚀 与其接触时可破坏活组织的化学品。
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Goodfellow（顾特服）
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