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Formula: Yb
Form: Foil (Light Tight)
Material: Ytterbium
CAS Number: 7440-64-4
Commodity: Metals
Purity:
99%
Temper:
As Rolled
Light Tight:
Light Tight
Goodfellow's Ytterbium Foil (Light Tight) is a specialty foil product with high reflectivity and opacity to visible and UV light. The ytterbium metal provides high thermal and electrical conductivity while the light-tight construction blocks transmission of light. This foil is ideal for applications requiring a thermally conductive surface that does not allow light transmission, such as thermal management and shielding in optical devices. As part of Goodfellow's broad range of specialty foils, this ytterbium foil enables custom engineered solutions for advanced technology applications.
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 |
Other Customers Purchased
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6-4 Plate Titanium Foil (Light Tight) Grade: 6-4 Plate
Formula: Ti
Thickness: 25mm
Length 1: 278mm
Length 2: 278mm
CAS Number: 7440-32-6
UOM Code: 929-338-86
eachStarting at £0.00
Discounts applied for volume purchases -
Terbium Foil (Light Tight) Formula: Tb
Percentage Purity: 93%
Temper: As Rolled
Thickness: 0.6mm
Length 1: 50mm
Length 2: 50mm
UOM Code: 436-560-65
eachStarting at £0.00
Discounts applied for volume purchases -
Tungsten/Copper Alloy Foil (Light Tight) (W 80/Cu20) Formula: W 80/Cu20
Thickness: 3mm
Length 1: 100mm
Length 2: 100mm
UOM Code: 473-210-07
eachStarting at £255.95
Discounts applied for volume purchases -
Platinum/Rhodium Alloy Foil (Light Tight) (Pt60/Rh40) Formula: Pt60/Rh40
Temper: As Rolled
Thickness: 0.125mm
Length 1: 25mm
Length 2: 25mm
UOM Code: 742-121-52
eachStarting at £2,690.94
Discounts applied for volume purchases -
Selenium Foil (Light Tight) Formula: Se
Percentage Purity: 99.95%
Thickness: 3mm
Length 1: 25mm
Length 2: 25mm
CAS Number: 7782-49-2
UOM Code: 663-952-12
eachStarting at £1,032.37
Discounts applied for volume purchases -
Tin/Lead/Silver Alloy Foil (Light Tight) (Sn62/Pb36/Ag2) Formula: Sn62/Pb36/Ag2
Temper: As Rolled
Thickness: 0.5mm
Length 1: 15mm
Length 2: 15mm
UOM Code: 986-630-91
eachStarting at £208.39
Discounts applied for volume purchases
