Gadolinium Pellets

Gadolinium Pellets are compact rare-earth metal forms valued for their magnetic responsiveness, machinability, and compatibility with alloying and composite material production. Possessing a hexagonal close-packed crystal structure at ambient temperature and unique magnetic transitions near room temperature, they are integral to developing high-performance magnetic systems, advanced ceramics, and functional composites. Applications include magnetic refrigeration materials, specialized sensor assemblies, and magnetic shielding components. Specific uses extend to producing gadolinium oxide pellets for composite uranium–gadolinium fuels in controlled energy systems, improving sintering kinetics for gadolinium-containing ceramics, and enabling precise doping in advanced oxide matrices. In research, gadolinium pellets provide a reliable source for studying thermomagnetic behavior, optimizing sintering parameters, and tailoring microstructures in functional materials. Their purity, form stability, and adaptability make them a critical input in scientific and industrial innovation.

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Tolerance

Properties

Reference & Citations

Flammable

each

Tolerances

Pellets

Maximum Lump Size		Nominal

Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	64
Crystal structure	Hexagonal close packed
Electronic structure	Xe 4f⁷ 5d¹ 6s²
Valences shown	3
Atomic weight( amu )	157.25
Thermal neutron absorption cross-section( Barns )	49000
Photo-electric work function( eV )	3.1
Natural isotope distribution( Mass No./% )	160/ 21.8
Natural isotope distribution( Mass No./% )	155/ 14.8
Natural isotope distribution( Mass No./% )	157/ 15.7
Natural isotope distribution( Mass No./% )	152/ 0.2
Natural isotope distribution( Mass No./% )	158/ 24.8
Natural isotope distribution( Mass No./% )	156/ 20.5
Natural isotope distribution( Mass No./% )	154/ 2.2
Atomic radius - Goldschmidt( nm )	0.18
Ionisation potential( No./eV )	2/ 12.1
Ionisation potential( No./eV )	1/ 6.14

Mechanical Properties

Element	Value
Material condition	Polycrystalline
Poisson's ratio	0.26
Bulk modulus( GPa )	39.1
Tensile modulus( GPa )	56.2
Hardness - Vickers( kgf mm⁻² )	55
Tensile strength( MPa )	193
Yield strength( MPa )	179

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	134@20@20°C
Temperature coefficient( K⁻¹ )	0.00176@0-100°C

Physical Properties

Element	Value
Boiling point( C )	3266
Density( gcm⁻³ )	7.895@25°C

Thermal Properties

Element	Value
Melting point( C )	1313
Latent heat of evaporation( J g⁻¹ )	1920
Latent heat of fusion( J g⁻¹ )	98.7
Specific heat( J K⁻¹ kg⁻¹ )	230@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	10.5@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	6.4@0-100°C