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Formula: Eu
Form: Rod
Material: Europium
CAS Number: 7440-53-1
Commodity: Metals
Diameter: 6mm
Hazard Pictogram: GHS02
Europium Rods are versatile products within our range of advanced rods. They’re available in 2 variations to suit a range of applications. Europium rods are known for their magnetic and conductive properties. Potential applications include use in phosphors, cathode ray tubes and as a neutron absorber in nuclear reactor control rods. With their unique properties, our Europium Rods offer scientists and engineers customizable solutions for research and development projects.
Technical Data Sheet Safety Data Sheet Tolerance Properties

Flammable

each

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Tolerances

Rod
Diameter =<10mm ±10%
Diameter >10mm ±5%

Material Properties for Metals

Atomic Properties
Element Value
Atomic number 63
Crystal structure Body centred cubic
Electronic structure Xe 4f⁷ 6s²
Valences shown 2, 3
Atomic weight( amu ) 151.96
Thermal neutron absorption cross-section( Barns ) 4100
Photo-electric work function( eV ) 2.5
Natural isotope distribution( Mass No./% ) 153/ 52.2
Natural isotope distribution( Mass No./% ) 151/ 47.8
Atomic radius - Goldschmidt( nm ) 0.204
Ionisation potential( No./eV ) 1/ 5.67
Ionisation potential( No./eV ) 2/ 11.25
Mechanical Properties
Element Value
Material condition Polycrystalline
Poisson's ratio 0.286
Bulk modulus( GPa ) 12.1
Tensile modulus( GPa ) 14.7
Hardness - Vickers( kgf mm⁻² ) 20
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 90.0@25@25°C
Temperature coefficient( K⁻¹ ) 0.0048@0-100°C
Physical Properties
Element Value
Boiling point( C ) 1597
Density( gcm⁻³ ) 5.243@25°C
Thermal Properties
Element Value
Melting point( C ) 822
Latent heat of evaporation( J g⁻¹ ) 1155
Latent heat of fusion( J g⁻¹ ) 63.4
Specific heat( J K⁻¹ kg⁻¹ ) 176@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 13.9@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 32@0-100°C

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