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Refractive index database


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Optical constants of SiC (Silicon carbide)
Singh et al. 1971: α-SiC; n(o) 0.488-1.064 µm

Wavelength: µm
 (0.488 – 1.064)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{5.5394λ^2}{λ^2-0.026945}$$

Comments

α-SiC (hexagonal crystal structure); Ordinary ray (o); Room temperature.

References

S. Singh, J. R. Potopowicz, L. G. Van Uitert and S. H. Wemple. Nonlinear optical properties of hexagonal silicon carbide, Appl. Phys. Lett. 19, 53 (1971)
(fit of the experimental data with Sellmeier dispersion formula: refractiveindex.info)

Data

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

INFO

Silicon carbide, SiC

Alternative names of some polymorphs

  • 6H-SiC: α-SiC
  • 3C-SiC: β-SiC

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