# 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: |
    G. Perotto, Y. Zhang, D. Naskar, N. Patel, D. L. Kaplan, S. C. Kundu, F. G. Omenetto.
    The optical properties of regenerated silk fibroin films obtained from different sources.
    <a href="https://doi.org/10.1063/1.4998950"><i>Appl. Phys. Lett.</i> <b>111</b>, 103702 (2017)</a>
COMMENTS: |
    Uncrystallized Bombyx mori (silkworm) fibroin film
DATA:
  - type: formula 5
    wavelength_range: 0.3 1.7
    coefficients: 1.5231 0.0079 -2 6e-6 -4
  - type: tabulated k
    data: |
        0.300 1.210000E-3
        0.310 9.945210E-4
        0.320 8.244870E-4
        0.330 6.913360E-4
        0.340 5.857250E-4
        0.350 5.009710E-4
        0.360 4.322170E-4
        0.370 3.758870E-4
        0.380 3.293100E-4
        0.390 2.904680E-4
        0.400 2.578200E-4
        0.410 2.301770E-4
        0.420 2.066100E-4
        0.430 1.863900E-4
        0.440 1.689380E-4
        0.450 1.537910E-4
        0.460 1.405750E-4
        0.470 1.289870E-4
        0.480 1.187790E-4
        0.490 1.097470E-4
        0.500 1.017240E-4
        0.510 9.456810E-5
        0.520 8.816280E-5
        0.530 8.240910E-5
        0.540 7.722370E-5
        0.550 7.253580E-5
        0.560 6.828500E-5
        0.570 6.441970E-5
        0.580 6.089540E-5
        0.590 5.767390E-5
        0.600 5.472180E-5
        0.610 5.201030E-5
        0.620 4.951430E-5
        0.630 4.721170E-5
        0.640 4.508330E-5
        0.650 4.311190E-5
        0.660 4.128270E-5
        0.670 3.958230E-5
        0.680 3.799880E-5
        0.690 3.652200E-5
        0.700 3.514230E-5
        0.710 3.385140E-5
        0.720 3.264180E-5
        0.730 3.150690E-5
        0.740 3.044050E-5
        0.750 2.943730E-5
        0.760 2.849220E-5
        0.770 2.760080E-5
        0.780 2.675920E-5
        0.790 2.596350E-5
        0.800 2.521050E-5
        0.810 2.449720E-5
        0.820 2.382070E-5
        0.830 2.317850E-5
        0.840 2.256830E-5
        0.850 2.198800E-5
        0.860 2.143560E-5
        0.870 2.090930E-5
        0.880 2.040740E-5
        0.890 1.992850E-5
        0.900 1.947100E-5
        0.910 1.903380E-5
        0.920 1.861560E-5
        0.930 1.821530E-5
        0.940 1.783180E-5
        0.950 1.746430E-5
        0.960 1.711170E-5
        0.970 1.677330E-5
        0.980 1.644830E-5
        0.990 1.613590E-5
        1.000 1.583560E-5
        1.010 1.554670E-5
        1.020 1.526850E-5
        1.030 1.500060E-5
        1.040 1.474230E-5
        1.050 1.449340E-5
        1.060 1.425320E-5
        1.070 1.402130E-5
        1.080 1.379750E-5
        1.090 1.358120E-5
        1.100 1.337210E-5
        1.110 1.316990E-5
        1.120 1.297440E-5
        1.130 1.278510E-5
        1.140 1.260180E-5
        1.150 1.242430E-5
        1.160 1.225230E-5
        1.170 1.208550E-5
        1.180 1.192380E-5
        1.190 1.176690E-5
        1.200 1.161460E-5
        1.210 1.146680E-5
        1.220 1.132320E-5
        1.230 1.118370E-5
        1.240 1.104810E-5
        1.250 1.091630E-5
        1.260 1.078820E-5
        1.270 1.066350E-5
        1.280 1.054220E-5
        1.290 1.042410E-5
        1.300 1.030910E-5
        1.310 1.019720E-5
        1.320 1.008810E-5
        1.330 9.981740E-6
        1.340 9.878110E-6
        1.460 8.813060E-6
        1.470 8.737010E-6
        1.480 8.662630E-6
        1.490 8.589870E-6
        1.500 8.518680E-6
        1.510 8.449010E-6
        1.520 8.380820E-6
        1.530 8.314060E-6
        1.540 8.248690E-6
        1.550 8.184660E-6
        1.560 8.121940E-6
        1.570 8.060500E-6
        1.580 8.000280E-6
        1.590 7.941270E-6
        1.600 7.883420E-6
        1.610 7.826700E-6
        1.620 7.771090E-6
        1.630 7.716540E-6
        1.640 7.663030E-6
        1.650 7.610540E-6
        1.660 7.559040E-6
        1.670 7.508490E-6
        1.680 7.458870E-6
        1.690 7.410170E-6
        1.700 7.362350E-6