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℃ |