High Purity[纯度] |
99.999% |
Maximum Lump Size[] |
8mm |
Product Shape[形状] |
Pellets - nominally 6.35mm diameter x 6.35mm length |
Weight[重量] |
10g - 50g |
Typical Analysis(典型分析) |
Ag |
<1 PPM |
Cd |
<1 PPM |
Fe |
<1 PPM |
Pb |
4 PPM |
Sn |
3 PPM |
Tl |
1 PPM |
Atomic Properties(原子属性) |
Atomic number |
49 |
Atomic weight ( amu ) |
114.82000 |
Crystal structure |
Face Centred Tetragonal |
Electronic structure |
Kr4d??5s?5p? |
Ionisation potential ( No./eV ) |
3 / 28.0 |
Ionisation potential ( No./eV ) |
4 / 54 |
Ionisation potential ( No./eV ) |
2 / 18.9 |
Ionisation potential ( No./eV ) |
1 / 5.79 |
Natural isotope distribution ( Mass No./% ) |
113 / 4.3 |
Natural isotope distribution ( Mass No./% ) |
115 / 95.7 |
Photo-electric work function ( eV ) |
4.12 |
Thermal neutron absorption cross-section ( Barns ) |
194.0000 |
Valences shown |
1 , 2, 3 |
Mechanical Properties(机械性能) |
Bulk modulus ( GPa ) ( Polycrystalline ) |
35.3 |
Bulk modulus ( GPa ) ( Soft ) |
35.3 |
Hardness - Vickers ( kgf mm?? ) ( Soft ) |
< 10 |
Material condition |
Polycrystalline |
Material condition |
Soft |
Poisson's ratio ( Polycrystalline ) |
0.450 |
Poisson's ratio ( Soft ) |
0.450 |
Tensile modulus ( GPa ) ( Polycrystalline ) |
10.60 |
Tensile modulus ( GPa ) ( Soft ) |
10.60 |
Tensile strength ( MPa ) ( Soft ) |
2.60 - 4.50 |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10?? K?? ) |
24.800 @0-100℃ |
Latent heat of evaporation ( J g?? ) |
2024 |
Latent heat of fusion ( J g?? ) |
28.50 |
Melting point ( C ) |
156.60 |
Specific heat ( J K?? kg?? ) |
234.0 @25℃ |
Thermal conductivity ( W m?? K?? ) |
81.80 @0-100℃ |
Physical Properties(物理性质) |
Boiling point ( C ) |
2080 |
Density ( g cm?? ) |
7.300 @20℃ |
Electrical Properties(电气特性) |
Electrical resistivity ( μOhmcm ) |
8.8@20℃ |
Superconductivity critical temperature ( K ) |
3.4100 |
Temperature coefficient ( K?? ) |
0.00520 @0-100℃ |
Thermal emf against Pt (cold 0C - hot 100C) ( mV ) |
0.69 |