Ytterbium Powder

Formula: Yb

Form: Powder

Material: Ytterbium

CAS Number: 7440-64-4

Commodity: Metals

Purity: 99.9%

Max Particle Size: 500μm

Hazard Pictogram: GHS02, GHS07

Ytterbium Powder is a rare earth metal product offered as part of our extensive range of advanced materials. This powder is available in 4 variations that differ in particle size and purity. With excellent thermal conductivity and paramagnetism, it’s well suited for use in lasers, metallurgical additives and scintillation counters. Ytterbium Powder can also be hot pressed into a solid form for applications requiring mechanical strength and high temperature performance. With its unique properties, Ytterbium Powder enables advanced technologies across optics, metallurgy, electronics and more.

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Technical Data Sheet Safety Data Sheet Tolerance Properties

Flammable

Health hazard/Hazardous to the ozone layer

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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

Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	70
Crystal structure	Hexagonal close packed
Electronic structure	Xe 4f¹⁴ 6s²
Valences shown	2,3
Atomic weight( amu )	173.04
Thermal neutron absorption cross-section( Barns )	37
Natural isotope distribution( Mass No./% )	173/ 16.2
Natural isotope distribution( Mass No./% )	174/ 31.7
Natural isotope distribution( Mass No./% )	172/ 21.9
Natural isotope distribution( Mass No./% )	168/ 0.1
Natural isotope distribution( Mass No./% )	170/ 3.1
Natural isotope distribution( Mass No./% )	171/ 14.3
Natural isotope distribution( Mass No./% )	176/ 12.7
Atomic radius - Goldschmidt( nm )	0.193
Ionisation potential( No./eV )	3/ 25.2
Ionisation potential( No./eV )	2/ 12.2
Ionisation potential( No./eV )	1/ 6.25

Mechanical Properties

Element	Value
Hardness - Brinell	25
Material condition	Polycrystalline
Poisson's ratio	0.28
Bulk modulus( GPa )	13.5
Tensile modulus( GPa )	17.8
Tensile strength( MPa )	68.9
Yield strength( MPa )	65.5

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	28@20@20°C
Temperature coefficient( K⁻¹ )	0.0013@0-100°C

Physical Properties

Element	Value
Boiling point( C )	1194
Density( gcm⁻³ )	6.977@20°C

Thermal Properties

Element	Value
Melting point( C )	819
Latent heat of evaporation( J g⁻¹ )	921
Latent heat of fusion( J g⁻¹ )	53.2
Specific heat( J K⁻¹ kg⁻¹ )	145@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	32.9@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	25@0-100°C

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Ytterbium Powder

Health hazard/Hazardous to the ozone layer

Tolerances

Material Properties for Metals