RefractiveIndex.INFO

Refractive index database


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Optical constants of Ar (Argon)
Grace et al 2017: Liquid at 83.81 K; n 0.117-0.660 µm

Wavelength: µm
 (0.117 – 0.66)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=0.24+\frac{0.27λ^2}{λ^2-0.1066^2}+\frac{0.00047λ^2}{λ^2-0.9083^2}$$

Conditions & Spec sheet

temperature: 83.81 K

Comments

Liquid argon at 83.81 K (-189.34 °C, melting point).

References

E. Grace, A. Butcher, J. Monroe, J. A. Nikkel. Index of refraction, Rayleigh scattering length, and Sellmeier coefficients in solid and liquid argon and xenon, Nucl. Instr. Meth. Phys. Res. A 867, 204-208 (2017)

Data

[Expressions for n]   [CSV - comma separated]   [TXT - tab separated]   [Full database record]

INFO

Argon, Ar

External links