铼,溅射靶材, Re, 50.8mm直径, 1mm厚, 4N
| 品牌: |
Goodfellow |
| 纯度含量: |
99.99% |
| 产地: |
英国 |
半岛bd体育手机客户端 介绍
These targets are normally available for immediate shipment from stock. Other sizes are available to special order.
| 订货号 |
包装规格 |
| Disc |
| 354-905-06 |
50.8mm |
半岛bd体育手机客户端 参数
| Diameter[直径] |
50.8mm |
| Purity[纯度] |
99.99% |
| Thickness[厚度] |
1mm |
| Typical Analysis(典型分析) |
| Al |
3 PPM |
| B |
1 PPM |
| Ca |
1 PPM |
| Co |
3 PPM |
| Cr |
3 PPM |
| Cu |
2 PPM |
| Fe |
45 PPM |
| K |
1 PPM |
| Mg |
1 PPM |
| Mn |
2 PPM |
| Mo |
30 PPM |
| Ni |
3 PPM |
| Ti |
2 PPM |
| W |
1 PPM |
| Zr |
2 PPM |
| Atomic Properties(原子属性) |
| Atomic number |
75 |
| Atomic weight ( amu ) |
186.20700 |
| Crystal structure |
Hexagonal Close Packed |
| Electronic structure |
Xe4f??5d?6s? |
| Ionisation potential ( No./eV ) |
1 / 7.87 |
| Ionisation potential ( No./eV ) |
2 / 16.6 |
| Natural isotope distribution ( Mass No./% ) |
187 / 62.6 |
| Natural isotope distribution ( Mass No./% ) |
185 / 37.4 |
| Photo-electric work function ( eV ) |
5.00 |
| Thermal neutron absorption cross-section ( Barns ) |
85.0000 |
| Valences shown |
-1 ,1,2,3,4,5,6,7 |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Hard ) |
334.0 |
| Bulk modulus ( GPa ) ( Soft ) |
334.0 |
| Hardness - Vickers ( kgf mm?? ) ( Hard ) |
700 |
| Hardness - Vickers ( kgf mm?? ) ( Soft ) |
280 |
| Material condition |
Soft |
| Material condition |
Hard |
| Poisson's ratio ( Hard ) |
0.260 |
| Poisson's ratio ( Soft ) |
0.260 |
| Tensile modulus ( GPa ) ( Hard ) |
466.00 |
| Tensile modulus ( GPa ) ( Soft ) |
466.00 |
| Tensile strength ( MPa ) ( Hard ) |
2225.00 |
| Tensile strength ( MPa ) ( Soft ) |
1125.00 |
| Yield strength ( MPa ) ( Hard ) |
2150.0 |
| Yield strength ( MPa ) ( Soft ) |
315.0 |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) |
18.7@20℃ |
| Superconductivity critical temperature ( K ) |
1.7000 |
| Temperature coefficient ( K?? ) |
0.00450 @0-100℃ |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
6.600 @0-100℃ |
| Latent heat of evaporation ( J g?? ) |
3824 |
| Latent heat of fusion ( J g?? ) |
179.90 |
| Melting point ( C ) |
3180.00 |
| Specific heat ( J K?? kg?? ) |
138.0 @25 |
| Thermal conductivity ( W m?? K?? ) |
48.00 @0-100℃ |
| Physical Properties(物理性质) |
| Boiling point ( C ) |
5627 |
| Density ( g cm?? ) |
21.000 @20 |
其他参数
公差
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