# 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: |
    A. Ciesielski, L. Skowronski, W.Pacuski, T. Szoplik.
    Permittivity of Ge, Te and Se thin films in the 200–1500 nm spectral range. Predicting the segregation effects in silver.
    <a href="https://doi.org/10.1016/j.mssp.2018.03.003"><i>Mat. Sci. Semicond. Process.</i> <b>81</b>, 64-67 (2018)</a>
    (Numerical data kindly provided by Arkadiusz Ciesielski)
COMMENTS: |
    20 nm-thick germanium film deposited directly on SiO<sub>2</sub> substrate
DATA:
  - type: tabulated nk
    data: |
        0.20000 0.919 2.069
        0.20065 0.925 2.076
        0.20130 0.930 2.083
        0.20195 0.936 2.091
        0.20261 0.942 2.098
        0.20328 0.947 2.105
        0.20395 0.953 2.112
        0.20462 0.959 2.119
        0.20530 0.965 2.126
        0.20598 0.971 2.134
        0.20667 0.977 2.141
        0.20736 0.983 2.148
        0.20805 0.989 2.156
        0.20875 0.995 2.163
        0.20946 1.001 2.171
        0.21017 1.008 2.178
        0.21088 1.014 2.185
        0.21160 1.021 2.193
        0.21233 1.027 2.200
        0.21306 1.034 2.208
        0.21379 1.040 2.216
        0.21453 1.047 2.223
        0.21528 1.054 2.231
        0.21603 1.061 2.238
        0.21678 1.068 2.246
        0.21754 1.075 2.254
        0.21831 1.082 2.262
        0.21908 1.089 2.269
        0.21986 1.096 2.277
        0.22064 1.104 2.285
        0.22143 1.111 2.293
        0.22222 1.119 2.301
        0.22302 1.126 2.309
        0.22383 1.134 2.317
        0.22464 1.142 2.325
        0.22545 1.150 2.333
        0.22628 1.158 2.341
        0.22711 1.166 2.349
        0.22794 1.174 2.357
        0.22878 1.182 2.365
        0.22963 1.191 2.373
        0.23048 1.199 2.381
        0.23134 1.208 2.389
        0.23221 1.216 2.398
        0.23308 1.225 2.406
        0.23396 1.234 2.414
        0.23485 1.243 2.422
        0.23574 1.252 2.431
        0.23664 1.261 2.439
        0.23755 1.270 2.447
        0.23846 1.279 2.456
        0.23938 1.289 2.464
        0.24031 1.298 2.472
        0.24125 1.308 2.481
        0.24219 1.318 2.489
        0.24314 1.328 2.498
        0.24409 1.338 2.506
        0.24506 1.348 2.515
        0.24603 1.358 2.523
        0.24701 1.369 2.532
        0.24800 1.379 2.540
        0.24900 1.390 2.549
        0.25000 1.401 2.558
        0.25101 1.412 2.566
        0.25203 1.423 2.575
        0.25306 1.434 2.583
        0.25410 1.445 2.592
        0.25514 1.457 2.601
        0.25620 1.469 2.609
        0.25726 1.480 2.618
        0.25833 1.492 2.627
        0.25941 1.504 2.636
        0.26050 1.517 2.644
        0.26160 1.529 2.653
        0.26271 1.541 2.662
        0.26383 1.554 2.670
        0.26496 1.567 2.679
        0.26609 1.580 2.688
        0.26724 1.593 2.696
        0.26840 1.607 2.705
        0.26957 1.620 2.714
        0.27074 1.634 2.722
        0.27193 1.648 2.731
        0.27313 1.662 2.740
        0.27434 1.676 2.748
        0.27556 1.690 2.757
        0.27679 1.705 2.766
        0.27803 1.720 2.774
        0.27928 1.734 2.783
        0.28054 1.750 2.791
        0.28182 1.765 2.800
        0.28311 1.780 2.808
        0.28440 1.796 2.817
        0.28571 1.812 2.825
        0.28704 1.828 2.833
        0.28837 1.845 2.842
        0.28972 1.861 2.850
        0.29108 1.878 2.858
        0.29245 1.895 2.867
        0.29384 1.912 2.875
        0.29524 1.930 2.883
        0.29665 1.947 2.891
        0.29808 1.965 2.899
        0.29952 1.983 2.907
        0.30097 2.002 2.914
        0.30244 2.020 2.922
        0.30392 2.039 2.930
        0.30542 2.058 2.937
        0.30693 2.078 2.945
        0.30846 2.097 2.952
        0.31000 2.117 2.959
        0.31156 2.137 2.967
        0.31313 2.157 2.974
        0.31472 2.178 2.981
        0.31633 2.199 2.987
        0.31795 2.220 2.994
        0.31959 2.241 3.001
        0.32124 2.263 3.007
        0.32292 2.285 3.013
        0.32461 2.307 3.019
        0.32632 2.329 3.025
        0.32804 2.352 3.031
        0.32979 2.375 3.037
        0.33155 2.398 3.042
        0.33333 2.422 3.047
        0.33514 2.446 3.052
        0.33696 2.470 3.057
        0.33880 2.494 3.062
        0.34066 2.519 3.066
        0.34254 2.544 3.070
        0.34444 2.569 3.074
        0.34637 2.595 3.078
        0.34831 2.620 3.081
        0.35028 2.647 3.084
        0.35227 2.673 3.087
        0.35429 2.700 3.090
        0.35632 2.727 3.092
        0.35838 2.754 3.094
        0.36047 2.781 3.096
        0.36257 2.809 3.097
        0.36471 2.837 3.098
        0.36686 2.865 3.098
        0.36905 2.894 3.099
        0.37126 2.923 3.099
        0.37349 2.952 3.098
        0.37576 2.981 3.097
        0.37805 3.011 3.096
        0.38037 3.041 3.094
        0.38272 3.071 3.092
        0.38509 3.101 3.089
        0.38750 3.132 3.086
        0.38994 3.163 3.083
        0.39241 3.194 3.079
        0.39490 3.225 3.074
        0.39744 3.256 3.069
        0.40000 3.288 3.063
        0.40260 3.320 3.057
        0.40523 3.352 3.051
        0.40789 3.384 3.043
        0.41060 3.416 3.036
        0.41333 3.448 3.027
        0.41611 3.481 3.018
        0.41892 3.513 3.009
        0.42177 3.546 2.999
        0.42466 3.578 2.988
        0.42759 3.611 2.977
        0.43056 3.644 2.965
        0.43357 3.677 2.952
        0.43662 3.709 2.939
        0.43972 3.742 2.925
        0.44286 3.775 2.910
        0.44604 3.808 2.895
        0.44928 3.840 2.879
        0.45255 3.873 2.862
        0.45588 3.905 2.845
        0.45926 3.937 2.827
        0.46269 3.969 2.808
        0.46617 4.001 2.789
        0.46970 4.033 2.768
        0.47328 4.064 2.748
        0.47692 4.095 2.726
        0.48062 4.126 2.704
        0.48438 4.157 2.681
        0.48819 4.187 2.658
        0.49206 4.217 2.633
        0.49600 4.246 2.609
        0.50000 4.275 2.583
        0.50407 4.304 2.557
        0.50820 4.332 2.530
        0.51240 4.360 2.503
        0.51667 4.388 2.474
        0.52101 4.414 2.446
        0.52542 4.441 2.417
        0.52991 4.466 2.387
        0.53448 4.492 2.356
        0.53913 4.516 2.325
        0.54386 4.540 2.294
        0.54867 4.563 2.262
        0.55357 4.586 2.229
        0.55856 4.608 2.196
        0.56364 4.629 2.163
        0.56881 4.650 2.129
        0.57407 4.670 2.095
        0.57944 4.689 2.060
        0.58491 4.708 2.025
        0.59048 4.726 1.990
        0.59615 4.743 1.955
        0.60194 4.759 1.919
        0.60784 4.774 1.883
        0.61386 4.789 1.846
        0.62000 4.803 1.810
        0.62626 4.816 1.773
        0.63265 4.829 1.736
        0.63918 4.840 1.699
        0.64583 4.851 1.661
        0.65263 4.861 1.624
        0.65957 4.870 1.587
        0.66667 4.879 1.549
        0.67391 4.886 1.512
        0.68132 4.893 1.474
        0.68889 4.899 1.437
        0.69663 4.905 1.399
        0.70455 4.909 1.362
        0.71264 4.913 1.325
        0.72093 4.916 1.287
        0.72941 4.918 1.250
        0.73810 4.919 1.213
        0.74699 4.920 1.177
        0.75610 4.920 1.140
        0.76543 4.919 1.103
        0.77500 4.918 1.067
        0.78481 4.916 1.031
        0.79487 4.913 0.996
        0.80519 4.909 0.960
        0.81579 4.905 0.925
        0.82667 4.899 0.890
        0.83784 4.894 0.855
        0.84932 4.887 0.821
        0.86111 4.880 0.787
        0.87324 4.872 0.754
        0.88571 4.864 0.720
        0.89855 4.855 0.688
        0.91176 4.845 0.655
        0.92537 4.834 0.623
        0.93939 4.823 0.592
        0.95385 4.812 0.561
        0.96875 4.799 0.530
        0.98413 4.787 0.500
        1.0000 4.773 0.470
        1.0164 4.759 0.441
        1.0333 4.744 0.412
        1.0508 4.729 0.385
        1.0690 4.713 0.357
        1.0877 4.696 0.330
        1.1071 4.679 0.304
        1.1273 4.661 0.279
        1.1481 4.642 0.254
        1.1698 4.623 0.230
        1.1923 4.604 0.207
        1.2157 4.584 0.185
        1.2400 4.563 0.163
        1.2653 4.542 0.143
        1.2917 4.520 0.123
        1.3191 4.498 0.105
        1.3478 4.475 0.088
        1.4419 4.407 0.044
        1.4762 4.381 0.032
        1.5122 4.357 0.021
        1.5500 4.332 0.013
        1.5897 4.309 0.007
        1.6316 4.285 0.002
        1.6757 4.263 0
        1.7222 4.244 0
        1.7714 4.226 0
        1.8235 4.210 0
        1.8788 4.196 0
        1.9375 4.182 0
        2.0000 4.169 0
CONDITIONS:
    film_thickness: 20e-9
    substrate: SiO2