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Formula: Dy
Form: Rod
Material: Dysprosium
CAS Number: 7429-91-6
Commodity: Metals
Purity: 99%
Production Method: Cast
Hazard Pictogram: GHS02
Dysprosium Rod is a rare earth metal rod that we offer as part of our wide range of high-performance rods. With 9 variations available, these rods exhibit a high thermal neutron absorption cross-section and are resistant to demagnetization at high temperatures, making them useful for control rods in nuclear reactors. They also have applications in data storage due to their magnetic properties. Our selection of Dysprosium Rods serves research and industry across a wide range of needs.
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 66
Crystal structure Hexagonal close packed
Electronic structure Xe 4f¹⁰ 6s²
Valences shown 3
Atomic weight( amu ) 162.5
Thermal neutron absorption cross-section( Barns ) 930
Natural isotope distribution( Mass No./% ) 164/ 28.20
Natural isotope distribution( Mass No./% ) 160/ 2.34
Natural isotope distribution( Mass No./% ) 163/ 24.90
Natural isotope distribution( Mass No./% ) 158/ 0.10
Natural isotope distribution( Mass No./% ) 156/ 0.06
Natural isotope distribution( Mass No./% ) 161/ 18.90
Natural isotope distribution( Mass No./% ) 162/ 25.50
Atomic radius - Goldschmidt( nm ) 0.177
Ionisation potential( No./eV ) 1/ 5.93
Ionisation potential( No./eV ) 2/ 11.67
Mechanical Properties
Element Value
Material condition Polycrystalline
Poisson's ratio 0.232
Bulk modulus( GPa ) 39.2
Tensile modulus( GPa ) 63.1
Hardness - Vickers( kgf mm⁻² ) 55
Tensile strength( MPa ) 248
Yield strength( MPa ) 228
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 91@20@20°C
Temperature coefficient( K⁻¹ ) 0.0012@0-100°C
Physical Properties
Element Value
Boiling point( C ) 2562
Density( gcm⁻³ ) 8.536@20°C
Thermal Properties
Element Value
Melting point( C ) 1412
Latent heat of evaporation( J g⁻¹ ) 1725
Latent heat of fusion( J g⁻¹ ) 105
Specific heat( J K⁻¹ kg⁻¹ ) 173@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 10.7@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 8.6@0-100°C

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