# this file is part of refractiveindex.info database
# refractiveindex.info database is in the public domain
# copyright and related rights waived via CC0 1.0

REFERENCES: |
    D. R. Bosomworth.
    Far-infrared optical properties of CaF<sub>2</sub>, SrF<sub>2</sub>, BaF<sub>2</sub>, and CdF<sub>2</sub>.
    <a href="https://doi.org/10.1103/PhysRev.157.709"><i>Phys. Rev.</i>, <b>157</b>, 709 (1967)</a>
COMMENTS: |
    200 K
CONDITIONS:
    temperature: 200
DATA:
  - type: tabulated k
    data: |
        46.948 3.84E-02
        47.170 3.80E-02
        47.393 3.75E-02
        47.619 3.70E-02
        47.847 3.66E-02
        48.077 3.61E-02
        48.309 3.56E-02
        48.544 3.51E-02
        48.780 3.47E-02
        49.020 3.42E-02
        49.261 3.38E-02
        49.505 3.34E-02
        49.751 3.30E-02
        50.000 3.26E-02
        50.251 3.23E-02
        50.505 3.19E-02
        50.761 3.16E-02
        51.020 3.13E-02
        51.282 3.09E-02
        51.546 3.05E-02
        51.813 3.02E-02
        52.083 2.99E-02
        52.356 2.96E-02
        52.632 2.93E-02
        52.910 2.91E-02
        53.191 2.88E-02
        53.476 2.85E-02
        53.763 2.82E-02
        54.054 2.80E-02
        54.348 2.78E-02
        54.645 2.75E-02
        54.945 2.73E-02
        55.249 2.70E-02
        55.556 2.68E-02
        55.866 2.65E-02
        56.180 2.63E-02
        56.497 2.60E-02
        56.818 2.58E-02
        57.143 2.55E-02
        57.471 2.53E-02
        57.803 2.50E-02
        58.140 2.47E-02
        58.480 2.45E-02
        58.824 2.43E-02
        59.172 2.40E-02
        59.524 2.37E-02
        59.880 2.35E-02
        60.241 2.34E-02
        60.606 2.33E-02
        60.976 2.32E-02
        61.350 2.31E-02
        61.728 2.30E-02
        62.112 2.29E-02
        62.500 2.28E-02
        62.893 2.27E-02
        63.291 2.26E-02
        63.694 2.25E-02
        64.103 2.25E-02
        64.516 2.25E-02
        64.935 2.25E-02
        65.359 2.25E-02
        65.789 2.25E-02
        66.225 2.24E-02
        66.667 2.24E-02
        67.114 2.25E-02
        67.568 2.25E-02
        68.027 2.26E-02
        68.493 2.26E-02
        68.966 2.27E-02
        69.444 2.27E-02
        69.930 2.27E-02
        70.423 2.28E-02
        70.922 2.28E-02
        71.429 2.29E-02
        71.942 2.30E-02
        72.464 2.30E-02
        72.993 2.31E-02
        73.529 2.32E-02
        74.074 2.34E-02
        74.627 2.35E-02
        75.188 2.36E-02
        75.758 2.37E-02
        76.336 2.37E-02
        76.923 2.37E-02
        77.519 2.38E-02
        78.125 2.38E-02
        78.740 2.39E-02
        79.365 2.39E-02
        80.000 2.39E-02
        80.645 2.40E-02
        81.301 2.40E-02
        81.967 2.40E-02
        82.645 2.41E-02
        83.333 2.41E-02
        84.034 2.41E-02
        84.746 2.41E-02
        85.470 2.41E-02
        86.207 2.41E-02
        86.957 2.41E-02
        87.719 2.41E-02
        88.496 2.41E-02
        89.286 2.41E-02
        90.090 2.40E-02
        90.909 2.40E-02
        91.743 2.39E-02
        92.593 2.39E-02
        93.458 2.38E-02
        94.340 2.38E-02
        95.238 2.37E-02
        96.154 2.36E-02
        97.087 2.36E-02
        98.039 2.35E-02
        99.010 2.34E-02
        100.00 2.34E-02
        101.01 2.33E-02
        102.04 2.32E-02
        103.09 2.32E-02
        104.17 2.31E-02
        105.26 2.30E-02
        106.38 2.29E-02
        107.53 2.28E-02
        108.70 2.27E-02
        109.89 2.27E-02
        111.11 2.25E-02
        112.36 2.24E-02
        113.64 2.23E-02
        114.94 2.21E-02
        116.28 2.20E-02
        117.65 2.19E-02
        119.05 2.17E-02
        120.48 2.16E-02
        121.95 2.15E-02
        123.46 2.13E-02
        125.00 2.12E-02
        126.58 2.10E-02
        128.21 2.08E-02
        129.87 2.07E-02
        131.58 2.05E-02
        133.33 2.03E-02
        135.14 2.01E-02
        136.99 1.99E-02
        138.89 1.97E-02
        140.85 1.95E-02
        142.86 1.93E-02
        144.93 1.91E-02
        147.06 1.89E-02
        149.25 1.88E-02
        151.52 1.86E-02
        153.85 1.84E-02
        156.25 1.83E-02
        158.73 1.80E-02
        161.29 1.77E-02
        163.93 1.74E-02
        166.67 1.71E-02
        169.49 1.69E-02
        172.41 1.66E-02
        175.44 1.63E-02
        178.57 1.60E-02
        181.82 1.57E-02
        185.19 1.54E-02
        188.68 1.51E-02
        192.31 1.48E-02
        196.08 1.46E-02
        200.00 1.43E-02
        204.08 1.40E-02
        208.33 1.38E-02
        212.77 1.35E-02
        217.39 1.32E-02
        222.22 1.29E-02
        227.27 1.27E-02
        232.56 1.25E-02
        238.10 1.22E-02
        243.90 1.19E-02
        250.00 1.16E-02
        256.41 1.12E-02
        263.16 1.09E-02
        270.27 1.05E-02
        277.78 1.02E-02
        285.71 9.89E-03
        294.12 9.54E-03
        303.03 9.17E-03
        312.50 8.80E-03
        322.58 8.44E-03
        333.33 8.12E-03
        344.83 7.80E-03
        357.14 7.47E-03
        370.37 7.10E-03
        384.62 6.80E-03
        400.00 6.54E-03
        416.67 6.27E-03
        434.78 5.98E-03
        454.55 5.67E-03
        476.19 5.44E-03
        500.00 5.20E-03
        526.32 4.94E-03
        555.56 4.65E-03
        588.24 4.38E-03
        625.00 4.16E-03
        666.67 3.96E-03
        714.29 3.72E-03
        769.23 3.47E-03
        833.33 3.20E-03
        909.09 2.94E-03
        1000.0 2.70E-03