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材料 >> 金属材料
硅块, Si, 25mm Max. Lump Size
硅块, Si, 25mm Max. Lump Size图片
品牌: Goodfellow
纯度含量: 99.95%
产地: 英国
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品牌: Goodfellow
纯度含量: 99.95%
产地: 英国
半岛bd体育手机客户端 介绍

Broken ingot.

订货号 包装规格
Weight
598-966-36 50g
074-357-17 100g
939-538-52 200g
088-404-04 500g

半岛bd体育手机客户端 参数

Maximum Lump Size[] 25mm
Purity[纯度] 99.95%
Structure[结构] Polycrystalline
Weight[重量] 50g - 500g
Typical Analysis(典型分析)
As 200 PPM
B 100 PPM
Ge 20 PPM
Physical Properties(物理性质)
Boiling point ( C ) 2355
Density ( g cm?? ) 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 Ne3s?3p?
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 ) 23x10??@20℃
Thermal emf against Pt (cold 0C - hot 100C) ( mV ) -41.56
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10?? K?? ) 4.700 - 7.600 @0-100℃
Latent heat of evaporation ( J g?? ) 13700
Latent heat of fusion ( J g?? ) 1650.00
Melting point ( C ) 1410.00
Specific heat ( J K?? kg?? ) 703.0 @25℃
Thermal conductivity ( W m?? K?? ) 80.00 - 150.00 @0-100℃
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