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Formula: Se
Form: Foil/Film/Sheet
Material: Selenium
CAS Number: 7782-49-2
Commodity: Metals
Purity:
99.95%
Thickness:
3mm
As part of our extensive selection of foils and foils, Selenium Foil is a thin foil of pure selenium available in a range of sizes and thicknesses. Selenium has unique photoelectric and semiconductor properties. This red crystalline metalloid is valued for applications in photocells and solar cells, as well as rectifiers and xerography processes. Our choice of Selenium Foil products enable researchers and engineers to find the ideal material for their specific application requirements.
Tolerances
Foil/Film/Sheet
| Thickness | <0.01mm | ±25% |
|---|---|---|
| Thickness | 0.01mm - 0.05mm | ±15% |
| Thickness | >0.05mm | ±10% |
Material Properties for Metals
Atomic Properties
| Element | Value |
|---|---|
| Atomic number | 34 |
| Crystal structure | Hexagonal |
| Electronic structure | Ar 3d¹⁰ 4s² 4p⁴ |
| Valences shown | -2,4,6 |
| Atomic weight( amu ) | 78.96 |
| Thermal neutron absorption cross-section( Barns ) | 12.2 |
| Photo-electric work function( eV ) | 5.9 |
| Natural isotope distribution( Mass No./% ) | 76/ 9.0 |
| Natural isotope distribution( Mass No./% ) | 82/ 9.2 |
| Natural isotope distribution( Mass No./% ) | 74/ 0.9 |
| Natural isotope distribution( Mass No./% ) | 80/ 49.8 |
| Natural isotope distribution( Mass No./% ) | 77/ 7.6 |
| Natural isotope distribution( Mass No./% ) | 78/ 23.5 |
| Atomic radius - Goldschmidt( nm ) | 0.116 |
| Ionisation potential( No./eV ) | 4/ 42.9 |
| Ionisation potential( No./eV ) | 6/ 81.7 |
| Ionisation potential( No./eV ) | 5/ 68.3 |
| Ionisation potential( No./eV ) | 1/ 9.75 |
| Ionisation potential( No./eV ) | 3/ 30.8 |
| Ionisation potential( No./eV ) | 2/ 21.2 |
Mechanical Properties
| Element | Value |
|---|---|
| Hardness - Mohs | 2 |
| Material condition | Polycrystalline |
| Poisson's ratio | 0.447 |
| Bulk modulus( GPa ) | 8.3 |
| Tensile modulus( GPa ) | 58 |
Electrical Properties
| Element | Value |
|---|---|
| Electrical resistivity( µOhmcm ) | 12@20@20°C |
Physical Properties
| Element | Value |
|---|---|
| Boiling point( C ) | 685 |
| Density( gcm⁻³ ) | 4.79@20°C |
Thermal Properties
| Element | Value |
|---|---|
| Melting point( C ) | 217 |
| Latent heat of evaporation( J g⁻¹ ) | 333 |
| Latent heat of fusion( J g⁻¹ ) | 69 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 321@25°C |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 0.5@0-100°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 37@0-100°C |
Other Customers Purchased
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Zinc Foil Formula: Zn
Percentage Purity: 99.9%
Thickness: 0.0025mm
Length 1: 25mm
Length 2: 25mm
CAS Number: 7440-66-6
UOM Code: 013-016-12
eachStarting at $152.18
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Ytterbium Foil Formula: Yb
Percentage Purity: 99%
Temper: As Rolled
Thickness: 0.005mm
Length 1: 25mm
Length 2: 25mm
CAS Number: 7440-64-4
UOM Code: 000-446-82
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Yttria-stabilized Zirconia Sheet (5% Yttria) Formula: ZrO₂/Y₂O₃
Thickness: 1mm
Length 1: 25mm
Length 2: 25mm
Stabilised With: 5% Yttria
CAS Number: 114168-16-0
UOM Code: 128-868-36
eachStarting at $676.87
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X-ray Quality Rhodium Foil Grade: X-ray Quality
Formula: Rh
Percentage Purity: 99.9%
Temper: As Rolled
Thickness: 0.025mm
Length 1: 10mm
Length 2: 10mm
CAS Number: 7440-16-6
UOM Code: 464-926-09
eachStarting at $673.56
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Yttrium Foil Formula: Y
Percentage Purity: 99%
Temper: As Rolled
Thickness: 0.1mm
Length 1: 50mm
Length 2: 50mm
CAS Number: 7440-65-5
UOM Code: 117-129-99
eachStarting at $235.38
Discounts applied for volume purchases -
Zirconium Foil Formula: Zr
Percentage Purity: 99.2%
Thickness: 0.005mm
Length 1: 25mm
Length 2: 25mm
CAS Number: 7440-67-7
UOM Code: 004-371-61
eachStarting at $165.58
Discounts applied for volume purchases
