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Formula: Lu
Form: Disk
Material: Lutetium
CAS Number: 7439-94-3
Commodity: Metals
Purity: 99%
Temper: As Rolled
Thickness: 0.1mm
Diameter: 18mm
Lutetium Disk is a dense, corrosion-resistant rare-earth material with remarkable thermal and electronic stability, making it highly relevant for both applied and fundamental research. Its structural and elastic robustness has been well documented, contributing to its use in high-performance applications requiring reliable thermal and mechanical endurance. Key industries making use of Lutetium Disk include catalysis, advanced optics, and electronics, where rare-earth metals are indispensable for their unique electron configurations. Specific technologies benefiting from lutetium include photodynamic therapy agents where lutetium-based phthalocyanines enhance efficiency, white light-emitting devices leveraging lutetium-doped glass systems, and intermetallic materials optimized for advanced electronic and mechanical properties. In scientific research, lutetium’s role extends to the study of rare-earth intermetallics, luminescence, and photophysical processes, enabling breakthroughs in materials science and biomedical innovation. The combination of stability, adaptability, and unique rare-earth behavior positions Lutetium Disk as a strategically valuable material in industrial development and frontier research.

Flammable

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Tolerances

Disc
Thickness >0.05mm ±10%
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±15%

Material Properties for Metals

Atomic Properties
Element Value
Atomic number 71
Crystal structure Hexagonal close packed
Electronic structure Xe 4f¹⁴ 5d¹ 6s²
Valences shown 3
Atomic weight( amu ) 174.967
Thermal neutron absorption cross-section( Barns ) 75
Photo-electric work function( eV ) 3.3
Natural isotope distribution( Mass No./% ) 175/ 97.4
Natural isotope distribution( Mass No./% ) 176/ 2.6
Atomic radius - Goldschmidt( nm ) 0.173
Ionisation potential( No./eV ) 1/ 5.43
Ionisation potential( No./eV ) 2/ 13.9
Mechanical Properties
Element Value
Material condition Polycrystalline
Poisson's ratio 0.223
Bulk modulus( GPa ) 42
Tensile modulus( GPa ) 84
Hardness - Vickers( kgf mm⁻² ) 85
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 68@20@20°C
Superconductivity critical temperature( K ) 0.1
Temperature coefficient( K⁻¹ ) 0.0024@0-100°C
Physical Properties
Element Value
Boiling point( C ) 3395
Density( gcm⁻³ ) 9.842@20°C
Thermal Properties
Element Value
Melting point( C ) 1663
Latent heat of evaporation( J g⁻¹ ) 2155
Latent heat of fusion( J g⁻¹ ) 110
Specific heat( J K⁻¹ kg⁻¹ ) 155@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 16.4@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 12.5@0-400°C

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