铋,单晶, Bi, 12mm 直径, 2mm厚, 5N
品牌: |
Goodfellow |
纯度含量: |
99.999% |
产地: |
英国 |
半岛bd体育手机客户端 介绍
订货号 |
包装规格 |
429-498-06 |
1 Piece |
半岛bd体育手机客户端 参数
Diameter[直径] |
12mm |
Orientation[定向/导向] |
(111) |
Polish[抛光] |
Unpolished |
Purity[纯度] |
99.999% |
Quantity[数量] |
1 Piece |
Thickness[厚度] |
2mm |
Electrical Properties(电气特性) |
Electrical resistivity ( μOhmcm ) |
117@20℃ |
Temperature coefficient ( K?? ) |
0.00460 @0-100℃ |
Thermal emf against Pt (cold 0C - hot 100C) ( mV ) |
-7.34 |
Mechanical Properties(机械性能) |
Bulk modulus ( GPa ) ( Polycrystalline ) |
31.3 |
Hardness - Vickers ( kgf mm?? ) ( Polycrystalline ) |
16 - 19 |
Material condition |
Polycrystalline |
Poisson's ratio ( Polycrystalline ) |
0.330 |
Tensile modulus ( GPa ) ( Polycrystalline ) |
34.00 |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10?? K?? ) |
13.400 @0-100℃ |
Latent heat of evaporation ( J g?? ) |
857 |
Latent heat of fusion ( J g?? ) |
52.00 |
Melting point ( C ) |
271.30 |
Specific heat ( J K?? kg?? ) |
124.0 @25℃ |
Thermal conductivity ( W m?? K?? ) |
7.90 @0-100℃ |
Atomic Properties(原子属性) |
Atomic number |
83 |
Atomic weight ( amu ) |
208.98040 |
Crystal structure |
Rhombohedral |
Electronic structure |
Xe4f??5d??6s?6p? |
Ionisation potential ( No./eV ) |
5 / 56.0 |
Ionisation potential ( No./eV ) |
1 / 7.29 |
Ionisation potential ( No./eV ) |
3 / 25.6 |
Ionisation potential ( No./eV ) |
4 / 45.3 |
Ionisation potential ( No./eV ) |
6 / 88.3 |
Ionisation potential ( No./eV ) |
2 / 16.7 |
Photo-electric work function ( eV ) |
4.40 |
Thermal neutron absorption cross-section ( Barns ) |
0.0340 |
Valences shown |
3 , 5 |
Physical Properties(物理性质) |
Boiling point ( C ) |
1560 |
Density ( g cm?? ) |
9.800 @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 |
|
|
Goodfellow(顾特服)
电话:点击&查看18024074014
地址:
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