Ytterbium Foil

Ytterbium Foil provides high ductility, softness, and moderate corrosion resistance, making it suitable for precision applications requiring thin, flexible rare-earth metal layers. Its form allows for easy cutting, shaping, and surface preparation for use in electronics, vacuum deposition, and research. Industries such as optoelectronics, materials science, and specialty manufacturing use ytterbium foil for thin-film deposition, experimental alloy production, and chemical reaction studies. Specific applications include use as a source material for vapor deposition, fabrication of specialty alloys with enhanced magnetic or optical properties, and as a reactive medium in chemical synthesis experiments. In research, ytterbium foil is valued for studying rare-earth metal reactivity, oxidation behavior, and influence in catalytic systems. Its combination of malleability and chemical properties ensures a niche but important role in high-precision manufacturing and advanced studies.

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Tolerance

Properties

Reference & Citations

each

Tolerances

Foil

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

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