Potassium Iodide

KI

Potassium Iodide has few specific applications and is useful in very deep IR.

Properties

Absorption Coefficient (cm-1): 4.5x10-3 at 20µ
Apparent Elastic Limit (MPa): -
Bulk Modulus (K) (GPa): 12
Cleavage Planes: (100)
Density (g.cm-3): 3.12
Dielectric Constant: 4.94 at 2MHz
Elastic Coefficient C11: 27.4
Elastic Coefficient C12: 4.3
Elastic Coefficient C44: 3.7
Hardness (knoop): 5
Melting Point (K): 955
Poisson Ratio: 0.3
Reflection Loss (%): 10.6 at 10µ
Refractive Index: 1.62 at 10µ
Restrahlen Peak (µ): 82
Shear Modulus (G) (GPa): 6.2
Solubility (g/100g H2O): 127.5 at 273K
Specific Heat Capacity (J·kg·m-1·K-1): 313
Stability: Slightly Hygroscopic
Structure: FCC
Youngs Modulus (E) (GPa): 31.49
Thermal Expansion (K-1 at 300K): 43x10-6
Transmission Range (µ): 0.38-42