Technical Data Sheet
Safety Data Sheet

Europium Spooled Wire

Europium Spooled Wire is a form of pure metal wire that Goodfellow offers in its range of products. This rare earth metal wire comes in at least 3 variations that differ in diameter and length. Europium wire's unique properties like conductivity, ductility, and low corrosion make it useful for specialized electronics and research applications. The wire can serve as interconnects in devices where high performance is needed. Europium's sensitivity to magnetism also allows it to function as sensors in instruments.
Length: 0.5M
Technical Name: Europium
Formula: Eu
Percentage Purity: 99.95%
Density: 5.25g/cm³
CAS Number: 7440-53-1
Product Shape: Spooled
Temper: Hard
Diameter: 1mm
UOM Code: 770-302-29
SKU: 1000086048
Product Code: EU00-WR-000110


Diameter ±10%
Length +5% / -1%


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Diameter ±10%
Length +5% / -1%
Technical Data Sheet
Safety Data Sheet

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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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