试剂仪器设备原料
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铒,块, Er, 25mm Max. Lump Size, 2N
铒,块, Er, 25mm Max. Lump Size, 2N图片
品牌: Goodfellow
纯度含量: 99.0%
产地: 英国
索取资料及报价
品牌:Goodfellow
纯度含量:99.0%
产地:英国
产品介绍

Supplied in 100g bottles only.

订货号包装规格
Weight
989-262-4020g
262-925-6250g
770-733-74100g

产品参数

Maximum Lump Size[]25mm
Purity[纯度]99.0%
Weight[重量]20g - 100g
Mechanical Properties(机械性能)
Bulk modulus ( GPa ) ( Polycrystalline )41.8
Hardness - Vickers ( kgf mm⁻² ) ( Polycrystalline )70
Material conditionPolycrystalline
Poisson's ratio ( Polycrystalline )0.207
Tensile modulus ( GPa ) ( Polycrystalline )73.30
Tensile strength ( MPa ) ( Polycrystalline )292.00
Yield strength ( MPa ) ( Polycrystalline )292.0
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ )9.200 @0-100℃
Latent heat of evaporation ( J g⁻¹ )1680
Latent heat of fusion ( J g⁻¹ )103.00
Melting point ( C )1529.00
Specific heat ( J K⁻¹ kg⁻¹ )168.0 @25℃
Thermal conductivity ( W m⁻¹ K⁻¹ )14.50 @0-100℃
Atomic Properties(原子属性)
Atomic number68
Atomic weight ( amu )167.26000
Crystal structureHexagonal Close Packed
Electronic structureXe4f¹²6s²
Ionisation potential ( No./eV )2 / 11.93
Ionisation potential ( No./eV )1 / 6.10
Natural isotope distribution ( Mass No./% )166 / 33.4
Natural isotope distribution ( Mass No./% )162 / 0.1
Natural isotope distribution ( Mass No./% )168 / 27.0
Natural isotope distribution ( Mass No./% )170 / 15.0
Natural isotope distribution ( Mass No./% )167 / 22.9
Natural isotope distribution ( Mass No./% )164 / 1.6
Thermal neutron absorption cross-section ( Barns )160.0000
Valences shown3
Physical Properties(物理性质)
Boiling point ( C )2863
Density ( g cm⁻³ )9.051 @20℃
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm )86@20℃
Temperature coefficient ( K⁻¹ )0.00201 @0-100℃

易燃

与火焰接触后点燃的化学品,或与水接触后逸出高度易燃气体的化学品。

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