Technical Data Sheet
Safety Data Sheet
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Selenium Foil

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.
Formula: Se
Percentage Purity: 99.95%
Thickness: 3mm
Length 1: 10mm
Length 2: 10mm
CAS Number: 7782-49-2
UOM Code: 597-278-91
SKU: 1000180596
Product Code: SE00-FL-000100

Tolerances

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

Acute toxicity

Serious health hazard

Hazardous to the environment

No Minimum order Despatch of products in stock within 48 hours Free technical support *Free delivery worldwide
$439.64
each
  • Buy 5 for $356.11 each and save 19%
  • Buy 10 for $325.33 each and save 26%

Shipping restrictions and charges
may apply for some hazardous materials.

Tolerances

Foil
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±15%
Thickness >0.05mm ±10%
Technical Data Sheet
Safety Data Sheet

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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
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