Although this crystal is normally held in stock ready for immediate shipment it is an example of crystals which may be grown to order with a delivery forecast of 20-30 weeks.
When requesting a quotation please specify the material, dimensions, orientation, type and concentration of dopants, surface finish and quantity required.
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参数
| Diameter[直径] | 10mm |
| Orientation[定向/导向] | (111) |
| Polish[抛光] | Unpolished |
| Purity[纯度] | 99.999% |
| Quantity[数量] | 1 Piece |
| Thickness[厚度] | 1mm |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Hard ) | 137.8 |
| Bulk modulus ( GPa ) ( Soft ) | 137.8 |
| Hardness - Vickers ( kgf mm⁻2 ) ( Hard ) | 87 |
| Hardness - Vickers ( kgf mm⁻2 ) ( Soft ) | 49 |
| Izod toughness ( J m⁻1 ) ( Hard ) | 68 |
| Izod toughness ( J m⁻1 ) ( Soft ) | 58 |
| Material condition | Soft |
| Material condition | Hard |
| Poisson's ratio ( Hard ) | 0.343 |
| Poisson's ratio ( Soft ) | 0.343 |
| Tensile modulus ( GPa ) ( Hard ) | 129.80 |
| Tensile modulus ( GPa ) ( Soft ) | 129.80 |
| Tensile strength ( MPa ) ( Hard ) | 314.00 |
| Tensile strength ( MPa ) ( Soft ) | 224.00 |
| Yield strength ( MPa ) ( Hard ) | 270.0 |
| Yield strength ( MPa ) ( Soft ) | 54.0 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻1 ) | 17.000 @0-100℃ |
| Latent heat of evaporation ( J g⁻1 ) | 4796 |
| Latent heat of fusion ( J g⁻1 ) | 205.00 |
| Melting point ( C ) | 1083.00 |
| Specific heat ( J K⁻1 kg⁻1 ) | 385.0 @25℃ |
| Thermal conductivity ( W m⁻1 K⁻1 ) | 401.00 @0-100℃ |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) | 1.69@20℃ |
| Temperature coefficient ( K⁻1 ) | 0.00430 @0-100℃ |
| Thermal emf against Pt (cold 0C - hot 100C) ( mV ) | 0.76 |
| Atomic Properties(原子属性) |
| Atomic number | 29 |
| Atomic weight ( amu ) | 63.54600 |
| Crystal structure | Face Centred Cubic |
| Electronic structure | Ar3d1⁰4s1 |
| Ionisation potential ( No./eV ) | 4 / 55.2 |
| Ionisation potential ( No./eV ) | 6 / 103 |
| Ionisation potential ( No./eV ) | 1 / 7.73 |
| Ionisation potential ( No./eV ) | 5 / 79.9 |
| Ionisation potential ( No./eV ) | 3 / 36.8 |
| Ionisation potential ( No./eV ) | 2 / 20.29 |
| Natural isotope distribution ( Mass No./% ) | 65 / 30.8 |
| Natural isotope distribution ( Mass No./% ) | 63 / 69.2 |
| Photo-electric work function ( eV ) | 4.50 |
| Thermal neutron absorption cross-section ( Barns ) | 3.8000 |
| Valences shown | 1 , 2 |
| Physical Properties(物理性质) |
| Boiling point ( C ) | 2567 |
| Density ( g cm⁻3 ) | 8.960 @20℃ |
其他参数
公差
| 导向 |
| ±3° |
|---|
| 直径 | 仅有名义尺寸 |
|---|
| 长度 | 仅有名义尺寸 |
|---|
| 厚度 | 仅有名义尺寸 |
|---|
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