Praseodymium Foil (Light Tight)

Formula: Pr

Form: Foil (Light Tight)

Material: Praseodymium

CAS Number: 7440-10-0

Commodity: Metals

Purity: 99%

Temper: As Rolled

Light Tight: Light Tight

Hazard Pictogram: GHS02

Praseodymium Foil (Light Tight) is a foil product offered by Goodfellow within their range of rare earth metals. This foil has unique magnetic and optical properties, with one of the highest magnetic moments among the lanthanides. With high permeability and saturation magnetization, praseodymium foil has applications in permanent magnets, lasers, optical filters, and magnetic refrigeration. The light-tight version blocks visible light transmission, making it useful for shielding light-sensitive components. At Goodfellow, you can find praseodymium foil in various thicknesses and dimensions to suit your application needs.

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Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	59
Crystal structure	Hexagonal close packed
Electronic structure	Xe 4f³ 6s²
Valences shown	3,4
Atomic weight( amu )	140.9077
Thermal neutron absorption cross-section( Barns )	11.5
Atomic radius - Goldschmidt( nm )	0.183
Ionisation potential( No./eV )	1/ 5.42
Ionisation potential( No./eV )	2/ 10.55
Ionisation potential( No./eV )	4/ 38.95
Ionisation potential( No./eV )	5/ 57.45
Ionisation potential( No./eV )	3/ 21.62

Mechanical Properties

Element	Value
Material condition	Polycrystalline
Poisson's ratio	0.312
Bulk modulus( GPa )	31.2
Tensile modulus( GPa )	35.2
Hardness - Vickers( kgf mm⁻² )	40
Tensile strength( MPa )	110
Yield strength( MPa )	103

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	68@20@20°C
Temperature coefficient( K⁻¹ )	0.00171@0-100°C

Physical Properties

Element	Value
Boiling point( C )	3512
Density( gcm⁻³ )	6.782@20°C

Thermal Properties

Element	Value
Melting point( C )	931
Latent heat of evaporation( J g⁻¹ )	2343
Latent heat of fusion( J g⁻¹ )	80
Specific heat( J K⁻¹ kg⁻¹ )	192@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	12.5@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	4.8@0-100

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Praseodymium Foil (Light Tight)

Material Properties for Metals