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 |
| 623-091-56 | 25mm |
产品参数
| Diameter[直径] | 25mm - 50mm |
| High Purity[纯度] | 99.999% |
| Thickness[厚度] | 3mm |
| Typical Analysis(典型分析) |
| Ag | 3 PPM |
| Cu | 3 PPM |
| Fe | 2 PPM |
| Mg | 2 PPM |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Hard ) | 171.0 |
| Bulk modulus ( GPa ) ( Soft ) | 171.0 |
| Hardness - Vickers ( kgf mm⁻² ) ( Hard ) | 60 |
| Hardness - Vickers ( kgf mm⁻² ) ( Soft ) | 20 - 30 |
| Material condition | Soft |
| Material condition | Hard |
| Poisson's ratio ( Hard ) | 0.420 |
| Poisson's ratio ( Soft ) | 0.420 |
| Tensile modulus ( GPa ) ( Hard ) | 78.50 |
| Tensile modulus ( GPa ) ( Soft ) | 78.50 |
| Tensile strength ( MPa ) ( Hard ) | 220.00 |
| Tensile strength ( MPa ) ( Soft ) | 130.00 |
| Yield strength ( MPa ) ( Hard ) | 205.0 |
| Atomic Properties(原子属性) |
| Atomic number | 79 |
| Atomic weight ( amu ) | 196.96650 |
| Crystal structure | Face Centred Cubic |
| Electronic structure | Xe4f¹⁴5d¹⁰6s¹ |
| Ionisation potential ( No./eV ) | 1 / 9.22 |
| Ionisation potential ( No./eV ) | 2 / 20.5 |
| Photo-electric work function ( eV ) | 4.80 |
| Thermal neutron absorption cross-section ( Barns ) | 98.8000 |
| Valences shown | 1 ,3 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 14.100 @0-100℃ |
| Latent heat of evaporation ( J g⁻¹ ) | 1738 |
| Latent heat of fusion ( J g⁻¹ ) | 64.90 |
| Melting point ( C ) | 1064.40 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 129.0 @25℃ |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 318.00 @0-100℃ |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) | 2.2@20℃ |
| Temperature coefficient ( K⁻¹ ) | 0.00400 @0-100℃ |
| Thermal emf against Pt (cold 0C - hot 100C) ( mV ) | 0.74 |
| Physical Properties(物理性质) |
| Boiling point ( C ) | 3080 |
| Density ( g cm⁻³ ) | 19.300 @20℃ |
其他参数
公差
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