锗,片, Ge, 0.25mm厚, 5N
品牌: | Goodfellow | 纯度含量: | 99.999% | 产地: | 英国 |
产品介绍
These sheets are N-type with a resistivity of 5-40 Ohm.cm. 订货号 | 包装规格 | Sizes | 156-920-47 | 4mm x 4mm | 006-336-64 | 10mm x 10mm |
产品参数 Electrical Type[电气类型] | N-Type | Purity[纯度] | 99.999% | Structure[结构] | Polycrystalline | Thickness[厚度] | 0.25mm | Typical Analysis(典型分析) | Ag | <1 PPM | Al | <1 PPM | Ba | <1 PPM | Mg | <1 PPM | Mn | <1 PPM | Mo | <2 PPM | Ni | <1 PPM | Pb | <2 PPM | Si | <1 PPM | Sn | <2 PPM | Ti | <3 PPM | Zn | <1 PPM | Physical Properties(物理性质) | Boiling point ( C ) | 2830 | Density ( g cm⁻³ ) | 5.320 @20℃ | Atomic Properties(原子属性) | Atomic number | 32 | Atomic weight ( amu ) | 72.59000 | Crystal structure | Diamond | Electronic structure | Ar3d¹⁰4s²4p² | Ionisation potential ( No./eV ) | 4 / 45.7 | Ionisation potential ( No./eV ) | 3 / 34.22 | Ionisation potential ( No./eV ) | 1 / 7.90 | Ionisation potential ( No./eV ) | 5 / 93.5 | Ionisation potential ( No./eV ) | 2 / 15.93 | Natural isotope distribution ( Mass No./% ) | 72 / 27.4 | Natural isotope distribution ( Mass No./% ) | 73 / 7.8 | Natural isotope distribution ( Mass No./% ) | 76 / 7.8 | Natural isotope distribution ( Mass No./% ) | 70 / 20.5 | Natural isotope distribution ( Mass No./% ) | 74 / 36.5 | Photo-electric work function ( eV ) | 4.80 | Thermal neutron absorption cross-section ( Barns ) | 2.3000 | Valences shown | 2 ,4 | Thermal Properties(热性能) | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 5.750 @0-100℃ | Latent heat of evaporation ( J g⁻¹ ) | 4516 | Latent heat of fusion ( J g⁻¹ ) | 465.00 | Melting point ( C ) | 937.40 | Specific heat ( J K⁻¹ kg⁻¹ ) | 322.0 @25℃ | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 60.20 @0-100℃ | Mechanical Properties(机械性能) | Bulk modulus ( GPa ) ( Polycrystalline ) | 73.9 | Hardness - Mohs ( Polycrystalline ) | 6.25 | Material condition | Polycrystalline | Poisson's ratio ( Polycrystalline ) | 0.320 | Tensile modulus ( GPa ) ( Polycrystalline ) | 79.90 | Electrical Properties(电气特性) | Electrical resistivity ( μOhmcm ) | 46x10⁶@22℃ | Thermal emf against Pt (cold 0C - hot 100C) ( mV ) | 33.90 |
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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