Terbium Powder

Terbium Powder exhibits strong paramagnetic properties, excellent magneto-optical performance, and the ability to form stable alloys with other rare earths. In finely divided form, it offers a high surface area that enhances reactivity, making it suitable for incorporation into magnetostrictive materials, specialized phosphors, and high-performance alloys. Industries use terbium powder in the production of Terfenol-D actuators for precision sonar systems, in green phosphors for high-efficiency displays, and in control rods for certain reactor technologies. In research, terbium powder supports studies into advanced magneto-optical devices, energy-efficient lighting materials, and new rare-earth composite systems. Its combination of magnetic versatility, optical efficiency, and alloying capability ensures it remains a valuable resource in cutting-edge industrial and scientific applications.

Formula: Tb
Percentage Purity: 99.9%
Maximum Particle Size: 500µm
Weight: 1g
CAS Number: 7440-27-9
UOM Code: 217-665-52
Legacy Code: TB006010
Distributor Code: GF21766552

SKU: 1000090308

Product Code: TB00-PD-000110

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Tolerances

Powder

Mean Particle Size		Nominal
Minimum Particle Size		Nominal
Maximum Particle Size		Nominal
Maximum Particle Size		Nominal
Particle Size D10		Nominal
Particle Size D50		Nominal
Particle Size D90		Nominal

Flammable

Tolerances

Powder

Mean Particle Size		Nominal
Minimum Particle Size		Nominal
Maximum Particle Size		Nominal
Maximum Particle Size		Nominal
Particle Size D10		Nominal
Particle Size D50		Nominal
Particle Size D90		Nominal

Technical Data Sheet

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Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	65
Crystal structure	Hexagonal close packed
Electronic structure	Xe 4f⁹ 6s²
Valences shown	3,4
Atomic weight( amu )	158.9254
Thermal neutron absorption cross-section( Barns )	30
Photo-electric work function( eV )	3
Atomic radius - Goldschmidt( nm )	0.177
Ionisation potential( No./eV )	2/ 11.52
Ionisation potential( No./eV )	1/ 5.85

Mechanical Properties

Element	Value
Material condition	Polycrystalline
Poisson's ratio	0.265
Bulk modulus( GPa )	40.8
Tensile modulus( GPa )	57.5
Hardness - Vickers( kgf mm⁻² )	60

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	116@20@20°C

Physical Properties

Element	Value
Boiling point( C )	3123
Density( gcm⁻³ )	8.272@20°C

Thermal Properties

Element	Value
Melting point( C )	1356
Latent heat of evaporation( J g⁻¹ )	1840
Latent heat of fusion( J g⁻¹ )	103
Specific heat( J K⁻¹ kg⁻¹ )	183@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	11.1@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	7@0-100°C