试剂仪器设备原料
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材料 >> 金属材料
铋,箔, Bi, 0.04mm厚
铋,箔, Bi, 0.04mm厚图片
品牌: Goodfellow
纯度含量: 99.97%
产地: 英国
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品牌:Goodfellow
纯度含量:99.97%
产地:英国
产品介绍

All foils are mounted on a permanent support which cannot be removed without damaging the foil.

订货号包装规格
586-000-7625mm x 25mm
253-550-3350mm x 50mm
Sizes
577-170-9625mm x 25mm
585-842-6850mm x 50mm
557-034-60100mm x 100mm
370-627-61150mm x 150mm

产品参数

Purity[纯度]99.97%
Support[载体]0.125 mm Permanent Polyester
Thickness[厚度]0.04mm
Typical Analysis(典型分析)
Ag1 PPM
Al5 PPM
Ca4 PPM
Cd5 PPM
Co1 PPM
Cr200 PPM
Cu8 PPM
Fe7 PPM
Mg1 PPM
Mn1 PPM
Mo10 PPM
Na2 PPM
Si2 PPM
Sn5 PPM
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm )117@20℃
Temperature coefficient ( K⁻¹ )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⁻² ) ( Polycrystalline )16 - 19
Material conditionPolycrystalline
Poisson's ratio ( Polycrystalline )0.330
Tensile modulus ( GPa ) ( Polycrystalline )34.00
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ )13.400 @0-100℃
Latent heat of evaporation ( J g⁻¹ )857
Latent heat of fusion ( J g⁻¹ )52.00
Melting point ( C )271.30
Specific heat ( J K⁻¹ kg⁻¹ )124.0 @25℃
Thermal conductivity ( W m⁻¹ K⁻¹ )7.90 @0-100℃
Atomic Properties(原子属性)
Atomic number83
Atomic weight ( amu )208.98040
Crystal structureRhombohedral
Electronic structureXe4f¹⁴5d¹⁰6s²6p³
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 shown3 , 5
Physical Properties(物理性质)
Boiling point ( C )1560
Density ( g cm⁻³ )9.800 @20℃

其他参数

公差

长度<100mm±1mm
≥100mm+2% / -1%
直径<100mm±1mm
≥100mm+2% / -1%
厚度<0.01mm±25%
≤0.05mm±15%
>0.05mm±10%
长度 1<100mm±1mm
≥100mm+2% / -1%
长度 2<100mm±1mm
≥100mm+2% / -1%
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