# this file is part of refractiveindex.info database
# refractiveindex.info database is in the public domain
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REFERENCES: |
    T. Amotchkina, M. Trubetskov, D. Hahner, V. Pervak.
    Characterization of e-beam evaporated Ge, YbF<sub>3</sub>, ZnS, and LaF<sub>3</sub> thin films for laser-oriented coatings.
    <a href="https://doi.org/10.1364/AO.59.000A40"><i>Appl. Opt.</i> <b>59</b>, A40-A47 (2020)</a>
    (Data kindly provided by Tatiana Amotchkina
    [<a href="https://refractiveindex.info/download/data/2020/Amotchkina/YbF3_nk.xlsx">data</a>]
    [<a href="https://refractiveindex.info/download/data/2020/Amotchkina/Summary_for_RefractiveIndexINFO.pdf">description</a>])
COMMENTS: |
    1.95 µm YbF<sub>3</sub> film deposited on 1 mm thick ZnSe substratee by e-beam evaporation at 120 °C substrate temperature.
DATA:
  - type: formula 5
    wavelength_range: 0.4 14
    coefficients: 1.484489 5.4996e-5 -2 2.6266e-3 -4
  - type: tabulated k
    data: |
        9.01680 0.00E+00
        9.03679 3.86E-06
        9.05678 9.95E-06
        9.07677 1.60E-05
        9.09677 3.98E-05
        9.11676 6.40E-05
        9.13675 9.49E-05
        9.15674 1.41E-04
        9.17674 1.86E-04
        9.19673 2.43E-04
        9.21672 3.06E-04
        9.23671 3.69E-04
        9.25671 4.40E-04
        9.27670 5.11E-04
        9.29669 5.84E-04
        9.31668 6.60E-04
        9.33668 7.35E-04
        9.35667 8.14E-04
        9.37666 8.94E-04
        9.39665 9.74E-04
        9.41665 1.06E-03
        9.43664 1.14E-03
        9.45663 1.23E-03
        9.47662 1.32E-03
        9.49662 1.41E-03
        9.51661 1.50E-03
        9.53660 1.60E-03
        9.55660 1.70E-03
        9.57659 1.81E-03
        9.59658 1.92E-03
        9.61657 2.04E-03
        9.63657 2.16E-03
        9.65656 2.27E-03
        9.67655 2.40E-03
        9.69654 2.53E-03
        9.71654 2.66E-03
        9.73653 2.80E-03
        9.75652 2.93E-03
        9.77651 3.07E-03
        9.79651 3.22E-03
        9.81650 3.36E-03
        9.83649 3.51E-03
        9.85648 3.66E-03
        9.87648 3.81E-03
        9.89647 3.96E-03
        9.91646 4.12E-03
        9.93645 4.28E-03
        9.95645 4.44E-03
        9.97644 4.61E-03
        9.99643 4.77E-03
        10.0164 4.94E-03
        10.0364 5.11E-03
        10.0564 5.28E-03
        10.0764 5.45E-03
        10.0964 5.63E-03
        10.1164 5.81E-03
        10.1364 5.99E-03
        10.1564 6.17E-03
        10.1764 6.35E-03
        10.1964 6.54E-03
        10.2163 6.73E-03
        10.2363 6.92E-03
        10.2563 7.11E-03
        10.2763 7.30E-03
        10.2963 7.50E-03
        10.3163 7.70E-03
        10.3363 7.91E-03
        10.3563 8.11E-03
        10.3763 8.33E-03
        10.3963 8.55E-03
        10.4163 8.77E-03
        10.4363 8.99E-03
        10.4563 9.22E-03
        10.4763 9.46E-03
        10.4962 9.70E-03
        10.5162 9.93E-03
        10.5362 1.02E-02
        10.5562 1.04E-02
        10.5762 1.07E-02
        10.5962 1.09E-02
        10.6162 1.12E-02
        10.6362 1.14E-02
        10.6562 1.17E-02
        10.6762 1.20E-02
        10.6962 1.22E-02
        10.7162 1.25E-02
        10.7362 1.27E-02
        10.7561 1.30E-02
        10.7761 1.33E-02
        10.7961 1.35E-02
        10.8161 1.38E-02
        10.8361 1.41E-02
        10.8561 1.44E-02
        10.8761 1.46E-02
        10.8961 1.49E-02
        10.9161 1.52E-02
        10.9361 1.55E-02
        10.9561 1.58E-02
        10.9761 1.61E-02
        10.9961 1.63E-02
        11.0161 1.66E-02
        11.0360 1.69E-02
        11.0560 1.72E-02
        11.0760 1.75E-02
        11.0960 1.79E-02
        11.1160 1.82E-02
        11.1360 1.85E-02
        11.1560 1.88E-02
        11.1760 1.91E-02
        11.1960 1.94E-02
        11.2160 1.97E-02
        11.2360 2.00E-02
        11.2560 2.03E-02
        11.2760 2.06E-02
        11.2959 2.09E-02
        11.3159 2.12E-02
        11.3359 2.15E-02
        11.3559 2.18E-02
        11.3759 2.21E-02
        11.3959 2.24E-02
        11.4159 2.28E-02
        11.4359 2.31E-02
        11.4559 2.34E-02
        11.4759 2.37E-02
        11.4959 2.41E-02
        11.5159 2.44E-02
        11.5359 2.47E-02
        11.5559 2.50E-02
        11.5758 2.54E-02
        11.5958 2.57E-02
        11.6158 2.61E-02
        11.6358 2.64E-02
        11.6558 2.68E-02
        11.6758 2.71E-02
        11.6958 2.75E-02
        11.7158 2.79E-02
        11.7358 2.82E-02
        11.7558 2.86E-02
        11.7758 2.90E-02
        11.7958 2.93E-02
        11.8158 2.97E-02
        11.8357 3.00E-02
        11.8557 3.04E-02
        11.8757 3.07E-02
        11.8957 3.11E-02
        11.9157 3.14E-02
        11.9357 3.18E-02
        11.9557 3.21E-02
        11.9757 3.25E-02
        11.9957 3.28E-02
        12.0157 3.31E-02
        12.0357 3.34E-02
        12.0557 3.38E-02
        12.0757 3.41E-02
        12.0957 3.44E-02
        12.1156 3.47E-02
        12.1356 3.51E-02
        12.1556 3.54E-02
        12.1756 3.57E-02
        12.1956 3.61E-02
        12.2156 3.64E-02
        12.2356 3.68E-02
        12.2556 3.71E-02
        12.2756 3.75E-02
        12.2956 3.79E-02
        12.3156 3.82E-02
        12.3356 3.86E-02
        12.3556 3.90E-02
        12.3755 3.94E-02
        12.3955 3.98E-02
        12.4155 4.02E-02
        12.4355 4.06E-02
        12.4555 4.10E-02
        12.4755 4.14E-02
        12.4955 4.18E-02
        12.5155 4.22E-02
        12.5355 4.26E-02
        12.5555 4.30E-02
        12.5755 4.34E-02
        12.5955 4.38E-02
        12.6155 4.42E-02
        12.6354 4.46E-02
        12.6554 4.50E-02
        12.6754 4.54E-02
        12.6954 4.58E-02
        12.7154 4.62E-02
        12.7354 4.66E-02
        12.7554 4.70E-02
        12.7754 4.74E-02
        12.7954 4.78E-02
        12.8154 4.82E-02
        12.8354 4.86E-02
        12.8554 4.90E-02
        12.8754 4.93E-02
        12.8954 4.97E-02
        12.9153 5.01E-02
        12.9353 5.05E-02
        12.9553 5.09E-02
        12.9753 5.13E-02
        12.9953 5.17E-02
        13.0153 5.20E-02
        13.0353 5.24E-02
        13.0553 5.28E-02
        13.0753 5.32E-02
        13.0953 5.36E-02
        13.1153 5.39E-02
        13.1353 5.43E-02
        13.1553 5.47E-02
        13.1752 5.51E-02
        13.1952 5.54E-02
        13.2152 5.58E-02
        13.2352 5.62E-02
        13.2552 5.65E-02
        13.2752 5.69E-02
        13.2952 5.73E-02
        13.3152 5.76E-02
        13.3352 5.80E-02
        13.3552 5.83E-02
        13.3752 5.87E-02
        13.3952 5.91E-02
        13.4152 5.94E-02
        13.4352 5.98E-02
        13.4551 6.02E-02
        13.4751 6.06E-02
        13.4951 6.09E-02
        13.5151 6.13E-02
        13.5351 6.17E-02
        13.5551 6.21E-02
        13.5751 6.24E-02
        13.5951 6.28E-02
        13.6151 6.32E-02
        13.6351 6.36E-02
        13.6551 6.40E-02
        13.6751 6.44E-02
        13.6951 6.48E-02
        13.7150 6.52E-02
        13.7350 6.56E-02
        13.7550 6.60E-02
        13.7750 6.64E-02
        13.7950 6.68E-02
        13.8150 6.72E-02
        13.8350 6.76E-02
        13.8550 6.80E-02
        13.8750 6.84E-02
        13.8950 6.88E-02
        13.9150 6.92E-02
        13.9350 6.96E-02
        13.9550 7.00E-02
        13.9750 7.04E-02
CONDITIONS:
    substrate: ZnSe
    film_thickness: 1.95e-6