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)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=0.24+\frac{0.27λ^2}{λ^2-0.1066^2}+\frac{0.00047λ^2}{λ^2-0.9083^2}$$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)