试剂仪器设备原料
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材料 >> 金属材料
钐,粉末, Sm, 500μm最大粒度, 3N
钐,粉末, Sm, 500μm最大粒度, 3N图片
品牌: Goodfellow
纯度含量: 99.9%
产地: 英国
索取资料及报价
品牌:Goodfellow
纯度含量:99.9%
产地:英国
产品介绍

May contain hydrogen and/or the metal hydride.

订货号包装规格
Weight
823-065-4810g
883-177-6020g
397-206-4150g

产品参数

Maximum Particle Size[最大粒度]500μm
Purity[纯度]99.9%
Weight[重量]10g - 50g
Typical Analysis(典型分析)
Ca200 PPM
Fe50 PPM
Gd100 PPM
Mg50 PPM
Si10 PPM
Y100 PPM
Mechanical Properties(机械性能)
Bulk modulus ( GPa ) ( Polycrystalline )29.9
Material conditionPolycrystalline
Poisson's ratio ( Polycrystalline )0.310
Tensile modulus ( GPa ) ( Polycrystalline )34.10
Tensile strength ( MPa ) ( Polycrystalline )124.00
Yield strength ( MPa ) ( Polycrystalline )110.0
Atomic Properties(原子属性)
Atomic number62
Atomic weight ( amu )150.36000
Crystal structureRhombohedral
Electronic structureXe4f⁶6s²
Ionisation potential ( No./eV )1 / 5.63
Ionisation potential ( No./eV )2 / 11.07
Natural isotope distribution ( Mass No./% )149 / 13.9
Natural isotope distribution ( Mass No./% )144 / 3.1
Natural isotope distribution ( Mass No./% )148 / 11.3
Natural isotope distribution ( Mass No./% )152 / 26.6
Natural isotope distribution ( Mass No./% )147 / 15.1
Natural isotope distribution ( Mass No./% )150 / 7.4
Natural isotope distribution ( Mass No./% )154 / 22.6
Photo-electric work function ( eV )2.70
Thermal neutron absorption cross-section ( Barns )5820.0000
Valences shown2 ,3
Thermal Properties(热性能)
Latent heat of evaporation ( J g⁻¹ )1280
Latent heat of fusion ( J g⁻¹ )72.40
Melting point ( C )1077.00
Specific heat ( J K⁻¹ kg⁻¹ )180.0 @25℃
Thermal conductivity ( W m⁻¹ K⁻¹ )13.30 @0-100℃
Physical Properties(物理性质)
Boiling point ( C )1791
Density ( g cm⁻³ )7.536 @20℃
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm )92@20℃
Temperature coefficient ( K⁻¹ )0.00148 @0-100℃
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