碲,粉末, Te, 75μm最大粒度
| 品牌: | Goodfellow | | 纯度含量: | 99.5% | | 产地: | 英国 |
产品介绍
| 订货号 | 包装规格 | | Weight | | 429-544-97 | 50 g | | 693-124-27 | 100 g | | 640-526-47 | 200 g | | 835-364-98 | 500 g |
产品参数 | Maximum Particle Size[最大粒度] | 75μm | | Purity[纯度] | 99.5% | | Weight[重量] | 50 g - 500 g | | Atomic Properties(原子属性) | | Atomic number | 52 | | Atomic weight ( amu ) | 127.60000 | | Crystal structure | Hexagonal | | Electronic structure | Kr4d¹⁰5s²5p⁴ | | Ionisation potential ( No./eV ) | 3 / 28.0 | | Ionisation potential ( No./eV ) | 4 / 37.4 | | Ionisation potential ( No./eV ) | 1 / 9.01 | | Ionisation potential ( No./eV ) | 6 / 70.7 | | Ionisation potential ( No./eV ) | 5 / 58.8 | | Ionisation potential ( No./eV ) | 2 / 18.6 | | Natural isotope distribution ( Mass No./% ) | 124 / 4.6 | | Natural isotope distribution ( Mass No./% ) | 125 / 7.0 | | Natural isotope distribution ( Mass No./% ) | 123 / 0.9 | | Natural isotope distribution ( Mass No./% ) | 126 / 18.7 | | Natural isotope distribution ( Mass No./% ) | 120 / 0.1 | | Natural isotope distribution ( Mass No./% ) | 128 / 31.7 | | Natural isotope distribution ( Mass No./% ) | 122 / 2.5 | | Natural isotope distribution ( Mass No./% ) | 130 / 34.5 | | Photo-electric work function ( eV ) | 4.80 | | Thermal neutron absorption cross-section ( Barns ) | 4.7000 | | Valences shown | 2 ,4,6 | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 16.750 @0-100℃ | | Latent heat of evaporation ( J g⁻¹ ) | 820 | | Latent heat of fusion ( J g⁻¹ ) | 138.00 | | Melting point ( C ) | 450.00 | | Specific heat ( J K⁻¹ kg⁻¹ ) | 201.0 @25℃ | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 3.30 @0-100℃ | | Physical Properties(物理性质) | | Boiling point ( C ) | 990 | | Density ( g cm⁻³ ) | 6.250 @20℃ | | Electrical Properties(电气特性) | | Electrical resistivity ( μOhmcm ) | 1.6x10⁵@0℃ | | Mechanical Properties(机械性能) | | Bulk modulus ( GPa ) ( Polycrystalline ) | 31.4 | | Hardness - Mohs ( Polycrystalline ) | 2.30 | | Material condition | Polycrystalline | | Poisson's ratio ( Polycrystalline ) | 0.160 - 0.300 | | Tensile modulus ( GPa ) ( Polycrystalline ) | 47.10 |
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