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Formula: Sm
Form: Foil/Film/Sheet
Material: Samarium
CAS Number: 7440-19-9
Commodity: Metals
Purity: 95%
Temper: As Rolled
Samarium Foil is a thin foil of pure samarium metal that offers unique magnetic properties as well as high thermal and electrical conductivity. Potential uses include research magnets, thermoelectric devices, and other advanced electronic components requiring a reactive rare earth metal. Available in 23 variations, with thicknesses ranging from 0.005mm to 0.5mm, we can supply Samarium Foil in a form tailored to your application.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Tolerances

Foil/Film/Sheet
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±15%
Thickness >0.05mm ±10%

Material Properties for Metals

Atomic Properties
Element Value
Atomic number 62
Crystal structure Rhombohedral
Electronic structure Xe 4f⁶ 6s²
Valences shown 2,3
Atomic weight( amu ) 150.36
Thermal neutron absorption cross-section( Barns ) 5820
Photo-electric work function( eV ) 2.7
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
Atomic radius - Goldschmidt( nm ) 0.18
Ionisation potential( No./eV ) 1/ 5.63
Ionisation potential( No./eV ) 2/ 11.07
Mechanical Properties
Element Value
Material condition Polycrystalline
Poisson's ratio 0.31
Bulk modulus( GPa ) 29.9
Tensile modulus( GPa ) 34.1
Tensile strength( MPa ) 124
Yield strength( MPa ) 110
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 92@20@20°C
Temperature coefficient( K⁻¹ ) 0.00148@0-100°C
Physical Properties
Element Value
Boiling point( C ) 1791
Density( gcm⁻³ ) 7.536@20°C
Thermal Properties
Element Value
Melting point( C ) 1077
Latent heat of evaporation( J g⁻¹ ) 1280
Latent heat of fusion( J g⁻¹ ) 72.4
Specific heat( J K⁻¹ kg⁻¹ ) 180@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 13.3@0-100°C

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