# this file is part of refractiveindex.info database
# refractiveindex.info database is in the public domain
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REFERENCES: |
    S. Singh, J. R. Potopowicz, L. G. Van Uitert, S. H. Wemple.
    Nonlinear optical properties of hexagonal silicon carbide.
    <a href="https://doi.org/10.1063/1.1653819"><i>Appl. Phys. Lett.</i> <b>19</b>, 53 (1971)</a><br>
    (fit of the experimental data with Sellmeier dispersion formula: refractiveindex.info)
COMMENTS: |
    α-SiC (hexagonal crystal structure); Extraordinary ray (e); Room temperature.
CONDITIONS:
    direction: e
DATA:
  - type: formula 2
    wavelength_range: 0.488 1.064
    coefficients: 0 5.7292 0.028923