Purity[纯度] |
99.75% |
Support[载体] |
Temporary Acrylic |
Thickness[厚度] |
0.001mm |
Typical Analysis(典型分析) |
Ag |
3 PPM |
Al |
25 PPM |
Au |
50 PPM |
B |
5 PPM |
Bi |
10 PPM |
Ca |
150 PPM |
Cd |
1 PPM |
Cr |
400 PPM |
Cu |
800 PPM |
Fe |
400 PPM |
Ga |
2 PPM |
In |
3 PPM |
K |
200 PPM |
Mg |
7 PPM |
Mn |
30 PPM |
Mo |
50 PPM |
Na |
50 PPM |
Ni |
20 PPM |
Pb |
50 PPM |
Sb |
50 PPM |
Si |
60 PPM |
Zn |
20 PPM |
Atomic Properties(原子属性) |
Atomic number |
50 |
Atomic weight ( amu ) |
118.69000 |
Crystal structure |
Tetragonal |
Electronic structure |
Kr4d??5s?5p? |
Ionisation potential ( No./eV ) |
2 / 14.63 |
Ionisation potential ( No./eV ) |
5 / 72.3 |
Ionisation potential ( No./eV ) |
3 / 30.5 |
Ionisation potential ( No./eV ) |
4 / 40.7 |
Ionisation potential ( No./eV ) |
1 / 7.34 |
Natural isotope distribution ( Mass No./% ) |
122 / 4.6 |
Natural isotope distribution ( Mass No./% ) |
124 / 5.6 |
Natural isotope distribution ( Mass No./% ) |
114 / 0.7 |
Natural isotope distribution ( Mass No./% ) |
120 / 32.4 |
Natural isotope distribution ( Mass No./% ) |
118 / 24.3 |
Natural isotope distribution ( Mass No./% ) |
112 / 1.0 |
Natural isotope distribution ( Mass No./% ) |
116 / 14.7 |
Natural isotope distribution ( Mass No./% ) |
115 / 0.4 |
Natural isotope distribution ( Mass No./% ) |
117 / 7.7 |
Natural isotope distribution ( Mass No./% ) |
119 / 8.6 |
Photo-electric work function ( eV ) |
4.30 |
Thermal neutron absorption cross-section ( Barns ) |
0.6300 |
Valences shown |
2 ,4 |
Mechanical Properties(机械性能) |
Bulk modulus ( GPa ) ( Polycrystalline ) |
58.2 |
Hardness - Mohs ( Polycrystalline ) |
1.50 - 1.80 |
Material condition |
Polycrystalline |
Poisson's ratio ( Polycrystalline ) |
0.357 |
Tensile modulus ( GPa ) ( Polycrystalline ) |
49.90 |
Electrical Properties(电气特性) |
Electrical resistivity ( μOhmcm ) |
12.6@20℃ |
Superconductivity critical temperature ( K ) |
3.7220 |
Temperature coefficient ( K?? ) |
0.00460 @0-100℃ |
Thermal emf against Pt (cold 0C - hot 100C) ( mV ) |
0.42 |
Physical Properties(物理性质) |
Boiling point ( C ) |
2270 |
Density ( g cm?? ) |
7.280 @20℃ |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10?? K?? ) |
23.500 @0-100℃ |
Latent heat of evaporation ( J g?? ) |
2497 |
Latent heat of fusion ( J g?? ) |
59.60 |
Melting point ( C ) |
231.90 |
Specific heat ( J K?? kg?? ) |
213.0 @25℃ |
Thermal conductivity ( W m?? K?? ) |
66.80 @0-100℃ |