材料 >> 金属材料
硅,片, Si, 50.8mm直径, 1mm厚, 5N
品牌: Goodfellow纯度含量: 99.999%产地: 英国
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| 品牌: | Goodfellow | | 纯度含量: | 99.999% | | 产地: | 英国 |
产品介绍 Optical Grade. | 订货号 | 包装规格 | | Disc | | 029-343-89 | 50.8mm |
产品参数 | Diameter[直径] | 50.8mm | | Electrical Type[电气类型] | P-Type | | Orientation[定向/导向] | (110) | | Purity[纯度] | 99.999% | | Thickness[厚度] | 1mm | | Type[类型] | Single Crystal | | Typical Analysis(典型分析) | | Al | <1 PPM | | Ba | <2 PPM | | Bi | <2 PPM | | Ca | <1 PPM | | Cd | <1 PPM | | Cu | <1 PPM | | Physical Properties(物理性质) | | Boiling point ( C ) | 2355 | | Density ( g cm⁻³ ) | 2.340 @20℃ | | Mechanical Properties(机械性能) | | Bulk modulus ( GPa ) ( Polycrystalline ) | 100.0 | | Hardness - Mohs ( Polycrystalline ) | 7.00 | | Material condition | Polycrystalline | | Poisson's ratio ( Polycrystalline ) | 0.420 | | Tensile modulus ( GPa ) ( Polycrystalline ) | 113.00 | | Atomic Properties(原子属性) | | Atomic number | 14 | | Atomic weight ( amu ) | 28.08550 | | Crystal structure | Diamond | | Electronic structure | Ne3s²3p² | | Ionisation potential ( No./eV ) | 5 / 167 | | Ionisation potential ( No./eV ) | 1 / 8.15 | | Ionisation potential ( No./eV ) | 2 / 16.3 | | Ionisation potential ( No./eV ) | 3 / 33.5 | | Ionisation potential ( No./eV ) | 4 / 45.1 | | Ionisation potential ( No./eV ) | 6 / 205 | | Natural isotope distribution ( Mass No./% ) | 30 / 3.10 | | Natural isotope distribution ( Mass No./% ) | 29 / 4.67 | | Natural isotope distribution ( Mass No./% ) | 28 / 92.23 | | Photo-electric work function ( eV ) | 4.20 | | Thermal neutron absorption cross-section ( Barns ) | 0.1600 | | Valences shown | 4 | | Electrical Properties(电气特性) | | Electrical resistivity ( μOhmcm ) | 23x10¹⁰@20℃ | | Thermal emf against Pt (cold 0C - hot 100C) ( mV ) | -41.56 | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 4.700 - 7.600 @0-100℃ | | Latent heat of evaporation ( J g⁻¹ ) | 13700 | | Latent heat of fusion ( J g⁻¹ ) | 1650.00 | | Melting point ( C ) | 1410.00 | | Specific heat ( J K⁻¹ kg⁻¹ ) | 703.0 @25℃ | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 80.00 - 150.00 @0-100℃ |
其他参数 公差 | 长度 | <100mm | ±1mm |
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| ≥100mm | +2% / -1% | | 直径 | <100mm | ±1mm |
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| ≥100mm | +2% / -1% | | 厚度 | | ±10% |
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| 陶瓷 | ±20% | | 复合材料 | ±20% | | 聚合物 | ±20% | | 长度 1 | <100mm | ±1mm |
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| ≥100mm | +2% / -1% | | 长度 2 | <100mm | ±1mm |
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| ≥100mm | +2% / -1% |
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