镨,溅射靶材, Pr, 1mm厚, 2N
| 品牌: | Goodfellow | | 纯度含量: | 99.0% | | 产地: | 英国 |
产品介绍
Made to order for delivery in about 4-5 weeks. Other sizes also available. | 订货号 | 包装规格 | | Disc | | 254-357-73 | 50mm |
产品参数 | Diameter[直径] | 50mm - 75mm | | Purity[纯度] | 99.0% | | Thickness[厚度] | 1mm | | Mechanical Properties(机械性能) | | Bulk modulus ( GPa ) ( Polycrystalline ) | 31.2 | | Hardness - Vickers ( kgf mm⁻² ) ( Polycrystalline ) | 40 | | Material condition | Polycrystalline | | Poisson's ratio ( Polycrystalline ) | 0.312 | | Tensile modulus ( GPa ) ( Polycrystalline ) | 35.20 | | Tensile strength ( MPa ) ( Polycrystalline ) | 110.00 | | Yield strength ( MPa ) ( Polycrystalline ) | 103.0 | | Atomic Properties(原子属性) | | Atomic number | 59 | | Atomic weight ( amu ) | 140.90770 | | Crystal structure | Hexagonal Close Packed | | Electronic structure | Xe4f³6s² | | Ionisation potential ( No./eV ) | 1 / 5.42 | | Ionisation potential ( No./eV ) | 2 / 10.55 | | Ionisation potential ( No./eV ) | 4 / 38.95 | | Ionisation potential ( No./eV ) | 5 / 57.45 | | Ionisation potential ( No./eV ) | 3 / 21.62 | | Thermal neutron absorption cross-section ( Barns ) | 11.5000 | | Valences shown | 3 ,4 | | Physical Properties(物理性质) | | Boiling point ( C ) | 3512 | | Density ( g cm⁻³ ) | 6.782 @20℃ | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 4.800 @0-100 | | Latent heat of evaporation ( J g⁻¹ ) | 2343 | | Latent heat of fusion ( J g⁻¹ ) | 80.00 | | Melting point ( C ) | 931.00 | | Specific heat ( J K⁻¹ kg⁻¹ ) | 192.0 @25℃ | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 12.50 @0-100℃ | | Electrical Properties(电气特性) | | Electrical resistivity ( μOhmcm ) | 68@20℃ | | Temperature coefficient ( K⁻¹ ) | 0.00171 @0-100℃ |
其他参数 公差 
易燃 与火焰接触后点燃的化学品，或与水接触后逸出高度易燃气体的化学品。
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Goodfellow（顾特服）
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