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Formula: Li
Form: Foil (Light Tight)
Material: Lithium
CAS Number: 7439-93-2
Commodity: Metals
Purity:
99.9%
Temper:
As Rolled
Light Tight:
Light Tight
Lithium Foil (Light Tight) is designed for precision use in solid-state battery assembly, lithium metal anode development, and interface stability analysis. Its uniform thickness, high purity, and light-tight packaging minimize degradation from air and photoreactive exposure. In research and laboratory settings, it enables controlled lithium plating/stripping experiments, dendrite suppression studies, and characterization of interfacial phenomena in electrochemical systems. The foil is suitable for glovebox handling and integration into coin cells, pouch cells, and advanced solid-state prototypes. This makes it a reliable choice for applications in materials science, electrochemistry, and energy storage device prototyping.
Flammable
Corrosive
Material Properties for Metals
Atomic Properties
| Element | Value |
|---|---|
| Atomic number | 3 |
| Crystal structure | Body centred cubic |
| Electronic structure | He 2s¹ |
| Valences shown | 1 |
| Atomic weight( amu ) | 6.941 |
| Thermal neutron absorption cross-section( Barns ) | 63 |
| Photo-electric work function( eV ) | 2.4 |
| Natural isotope distribution( Mass No./% ) | 6/ 7.5 |
| Natural isotope distribution( Mass No./% ) | 7/ 92.5 |
| Atomic radius - Goldschmidt( nm ) | 0.157 |
| Ionisation potential( No./eV ) | 2/ 75.6 |
| Ionisation potential( No./eV ) | 3/ 122.4 |
| Ionisation potential( No./eV ) | 1/ 5.39 |
Mechanical Properties
| Element | Value |
|---|---|
| Material condition | Polycrystalline |
| Poisson's ratio | 0.36 |
| Bulk modulus( GPa ) | 11.1 |
| Tensile modulus( GPa ) | 4.91 |
| Hardness - Vickers( kgf mm⁻² ) | <5 |
Electrical Properties
| Element | Value |
|---|---|
| Electrical resistivity( µOhmcm ) | 9.29@20@20°C |
| Temperature coefficient( K⁻¹ ) | 0.00435@0-100°C |
| Thermal emf against Pt (cold 0C - hot 100C)( mV ) | 1.82 |
Physical Properties
| Element | Value |
|---|---|
| Boiling point( C ) | 1342 |
| Density( gcm⁻³ ) | 0.534@20°C |
Thermal Properties
| Element | Value |
|---|---|
| Melting point( C ) | 180.5 |
| Latent heat of evaporation( J g⁻¹ ) | 19600 |
| Latent heat of fusion( J g⁻¹ ) | 422 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 3560@25°C |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 84.8@0-100°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 56@0-100°C |
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