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材料 >> 金属材料
锗,粉末, Ge, 150μm最大粒度, 5N
锗,粉末, Ge, 150μm最大粒度, 5N图片
品牌: Goodfellow
纯度含量: 99.999%
产地: 英国
索取资料及报价
品牌:Goodfellow
纯度含量:99.999%
产地:英国
产品介绍
订货号包装规格
Weight
885-981-9810g
190-905-3720g
863-163-7450g
895-465-74100g
430-975-83200g
748-165-70300g
457-596-69400g
229-460-65500g

产品参数

Maximum Particle Size[最大粒度]150μm
Purity[纯度]99.999%
Weight[重量]10g - 1000g
Physical Properties(物理性质)
Boiling point ( C )2830
Density ( g cm⁻³ )5.320 @20℃
Atomic Properties(原子属性)
Atomic number32
Atomic weight ( amu )72.59000
Crystal structureDiamond
Electronic structureAr3d¹⁰4s²4p²
Ionisation potential ( No./eV )4 / 45.7
Ionisation potential ( No./eV )3 / 34.22
Ionisation potential ( No./eV )1 / 7.90
Ionisation potential ( No./eV )5 / 93.5
Ionisation potential ( No./eV )2 / 15.93
Natural isotope distribution ( Mass No./% )72 / 27.4
Natural isotope distribution ( Mass No./% )73 / 7.8
Natural isotope distribution ( Mass No./% )76 / 7.8
Natural isotope distribution ( Mass No./% )70 / 20.5
Natural isotope distribution ( Mass No./% )74 / 36.5
Photo-electric work function ( eV )4.80
Thermal neutron absorption cross-section ( Barns )2.3000
Valences shown2 ,4
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ )5.750 @0-100℃
Latent heat of evaporation ( J g⁻¹ )4516
Latent heat of fusion ( J g⁻¹ )465.00
Melting point ( C )937.40
Specific heat ( J K⁻¹ kg⁻¹ )322.0 @25℃
Thermal conductivity ( W m⁻¹ K⁻¹ )60.20 @0-100℃
Mechanical Properties(机械性能)
Bulk modulus ( GPa ) ( Polycrystalline )73.9
Hardness - Mohs ( Polycrystalline )6.25
Material conditionPolycrystalline
Poisson's ratio ( Polycrystalline )0.320
Tensile modulus ( GPa ) ( Polycrystalline )79.90
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm )46x10⁶@22℃
Thermal emf against Pt (cold 0C - hot 100C) ( mV )33.90
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