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REFERENCES: |
    1) G. D. Boyd, E. Buehler, F. G Storz, J. H. Wernick.
    Linear and nonlinear optical properties of ternary A<sup>II</sup>B<sup>IV</sup>C<sub>2</sub><sup>V</sup> chalcopyrite semiconductors.
    <a href="https://doi.org/10.1109/JQE.1972.1076982"><i>IEEE J. Quantum Electron.</i>, <b>8</b>, 419-426 (1972)</a><br>
    2) G. C. Bhar and G. Ghosh.
    Temperature-dependent Sellmeier coefficients and coherence lengths for some chalcopyrite crystals.
    <a href="https://doi.org/10.1364/JOSA.69.000730"><i>J. Opt. Soc. Am.</i> <b>69</b>, 730-733 (1979)</a><br>
    * Ref. 2 provides a dispersion formula based on data from Ref. 1
COMMENTS: |
    Ordinary ray (o); 20 °C
CONDITIONS:
    temperature: 293
    direction: o
DATA:
  - type: formula 2
    wavelength_range: 0.8 12.5
    coefficients: 4.9677 4.2286 0.2021 1.6351 671.33