# 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: |
    Samia ricini (eri silkworm) fibroin film
DATA:
  - type: formula 5
    wavelength_range: 0.3 1.695
    coefficients: 1.475 0.0057 -2 5e-5 -4
  - type: tabulated k
    data: |
        0.300 2.164000E-2
        0.315 1.611000E-2
        0.330 1.232000E-2
        0.345 9.640000E-3
        0.360 7.700000E-3
        0.375 6.260000E-3
        0.390 5.180000E-3
        0.405 4.340000E-3
        0.420 3.680000E-3
        0.435 3.160000E-3
        0.450 2.740000E-3
        0.465 2.400000E-3
        0.480 2.120000E-3
        0.495 1.880000E-3
        0.510 1.690000E-3
        0.525 1.520000E-3
        0.540 1.380000E-3
        0.555 1.250000E-3
        0.570 1.150000E-3
        0.585 1.060000E-3
        0.600 9.750890E-4
        0.615 9.040810E-4
        0.630 8.412670E-4
        0.645 7.854440E-4
        0.660 7.356180E-4
        0.675 6.909620E-4
        0.690 6.507860E-4
        0.705 6.145110E-4
        0.720 5.816460E-4
        0.735 5.517750E-4
        0.750 5.245440E-4
        0.765 4.996470E-4
        0.780 4.768220E-4
        0.795 4.558440E-4
        0.810 4.365160E-4
        0.825 4.186660E-4
        0.840 4.021460E-4
        0.855 3.868230E-4
        0.870 3.725830E-4
        0.885 3.593240E-4
        0.900 3.469550E-4
        0.915 3.353970E-4
        0.930 3.245790E-4
        0.945 3.144370E-4
        0.960 3.049140E-4
        0.975 2.959590E-4
        0.990 2.875270E-4
        1.005 2.795760E-4
        1.020 2.720700E-4
        1.035 2.649740E-4
        1.050 2.582580E-4
        1.065 2.518940E-4
        1.080 2.458570E-4
        1.095 2.401250E-4
        1.110 2.346760E-4
        1.125 2.294910E-4
        1.140 2.245520E-4
        1.155 2.198440E-4
        1.170 2.153520E-4
        1.185 2.110610E-4
        1.200 2.069610E-4
        1.215 2.030380E-4
        1.230 1.992830E-4
        1.245 1.956850E-4
        1.260 1.922350E-4
        1.275 1.889250E-4
        1.290 1.857480E-4
        1.305 1.826950E-4
        1.320 1.797590E-4
        1.335 1.769360E-4
        1.455 1.577290E-4
        1.470 1.556850E-4
        1.485 1.537080E-4
        1.500 1.517950E-4
        1.515 1.499420E-4
        1.530 1.481480E-4
        1.545 1.464100E-4
        1.560 1.447250E-4
        1.575 1.430910E-4
        1.590 1.415060E-4
        1.605 1.399670E-4
        1.620 1.384730E-4
        1.635 1.370220E-4
        1.650 1.356120E-4
        1.665 1.342420E-4
        1.680 1.329100E-4
        1.695 1.316140E-4