# 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: |
    P. G. Zotev, Y. Wang, D. Andres-Penares, T. Severs-Millard, S. Randerson, X. Hu, L. Sortino, C. Louca, M. Brotons-Gisbert, T. Huq, S. Vezzoli, R. Sapienza, T. F. Krauss, B. D. Gerardot, A. I. Tartakovskii.
    Van der Waals materials for applications in nanophotonics.
    <a href="https://doi.org/10.1002/lpor.202200957"><i>Laser and Photonics Rev.</i> <b>17</b>, 2200957 (2023)</a>
    (Numerical data kindly provided by Panaiot Zotev)
COMMENTS: |
    Multilayer crystals. In-plane (ordinary ray, o). Room temperature.
CONDITIONS:
    direction: o
DATA:
  - type: tabulated nk
    data: |
        0.360 2.670 0.606
        0.362 2.660 0.632
        0.363 2.651 0.660
        0.365 2.641 0.688
        0.366 2.633 0.719
        0.368 2.625 0.751
        0.370 2.619 0.784
        0.371 2.613 0.819
        0.373 2.609 0.856
        0.374 2.606 0.894
        0.376 2.605 0.934
        0.378 2.606 0.976
        0.379 2.609 1.019
        0.381 2.614 1.063
        0.382 2.623 1.108
        0.384 2.634 1.155
        0.386 2.648 1.203
        0.387 2.665 1.251
        0.389 2.686 1.299
        0.390 2.711 1.347
        0.392 2.740 1.395
        0.394 2.772 1.442
        0.395 2.809 1.488
        0.397 2.850 1.532
        0.398 2.895 1.574
        0.400 2.943 1.613
        0.402 2.996 1.648
        0.403 3.051 1.680
        0.405 3.109 1.707
        0.406 3.170 1.730
        0.408 3.233 1.747
        0.410 3.296 1.758
        0.411 3.360 1.764
        0.413 3.423 1.764
        0.414 3.484 1.759
        0.416 3.544 1.748
        0.418 3.600 1.732
        0.419 3.652 1.713
        0.421 3.700 1.689
        0.422 3.743 1.663
        0.424 3.781 1.635
        0.426 3.813 1.607
        0.427 3.841 1.578
        0.429 3.863 1.551
        0.430 3.881 1.526
        0.432 3.895 1.503
        0.434 3.906 1.484
        0.435 3.915 1.469
        0.437 3.922 1.459
        0.438 3.929 1.453
        0.440 3.937 1.453
        0.442 3.947 1.457
        0.443 3.960 1.466
        0.445 3.979 1.479
        0.446 4.003 1.494
        0.448 4.035 1.510
        0.450 4.074 1.526
        0.451 4.122 1.539
        0.453 4.178 1.546
        0.454 4.239 1.545
        0.456 4.306 1.535
        0.458 4.374 1.513
        0.459 4.441 1.480
        0.461 4.504 1.436
        0.462 4.560 1.382
        0.464 4.607 1.321
        0.466 4.644 1.254
        0.467 4.671 1.186
        0.469 4.688 1.117
        0.470 4.696 1.050
        0.472 4.697 0.986
        0.474 4.690 0.926
        0.475 4.678 0.871
        0.477 4.663 0.821
        0.478 4.644 0.775
        0.480 4.624 0.735
        0.482 4.601 0.699
        0.483 4.578 0.667
        0.485 4.554 0.640
        0.486 4.531 0.616
        0.488 4.508 0.595
        0.490 4.485 0.578
        0.491 4.463 0.563
        0.493 4.442 0.552
        0.494 4.422 0.542
        0.496 4.404 0.535
        0.498 4.387 0.530
        0.499 4.371 0.527
        0.501 4.358 0.526
        0.502 4.346 0.526
        0.504 4.337 0.527
        0.506 4.329 0.529
        0.507 4.324 0.532
        0.509 4.322 0.535
        0.510 4.322 0.537
        0.512 4.324 0.539
        0.514 4.328 0.540
        0.515 4.335 0.539
        0.517 4.343 0.537
        0.518 4.352 0.532
        0.520 4.362 0.524
        0.522 4.372 0.514
        0.523 4.382 0.502
        0.525 4.390 0.487
        0.526 4.397 0.470
        0.528 4.402 0.451
        0.530 4.406 0.432
        0.531 4.407 0.411
        0.532 4.406 0.400
        0.533 4.406 0.391
        0.534 4.403 0.370
        0.536 4.397 0.350
        0.538 4.391 0.331
        0.539 4.382 0.312
        0.541 4.373 0.295
        0.542 4.363 0.278
        0.544 4.351 0.263
        0.546 4.339 0.249
        0.547 4.326 0.236
        0.549 4.313 0.224
        0.550 4.300 0.214
        0.552 4.286 0.204
        0.554 4.273 0.195
        0.555 4.259 0.187
        0.557 4.245 0.180
        0.558 4.232 0.174
        0.560 4.218 0.168
        0.562 4.204 0.163
        0.563 4.191 0.159
        0.565 4.178 0.155
        0.566 4.164 0.152
        0.568 4.151 0.150
        0.570 4.138 0.148
        0.571 4.125 0.147
        0.573 4.111 0.146
        0.574 4.098 0.145
        0.576 4.085 0.145
        0.578 4.072 0.146
        0.579 4.059 0.147
        0.581 4.046 0.149
        0.582 4.032 0.151
        0.584 4.019 0.154
        0.586 4.005 0.158
        0.587 3.991 0.162
        0.589 3.977 0.167
        0.590 3.963 0.173
        0.592 3.948 0.180
        0.594 3.933 0.187
        0.595 3.918 0.197
        0.597 3.902 0.207
        0.598 3.886 0.219
        0.600 3.869 0.233
        0.602 3.852 0.249
        0.603 3.834 0.268
        0.605 3.817 0.290
        0.606 3.799 0.316
        0.608 3.781 0.346
        0.610 3.764 0.381
        0.611 3.749 0.423
        0.613 3.737 0.472
        0.614 3.730 0.530
        0.616 3.731 0.598
        0.618 3.745 0.676
        0.619 3.776 0.764
        0.621 3.835 0.855
        0.622 3.923 0.942
        0.624 4.048 1.011
        0.626 4.197 1.044
        0.627 4.361 1.027
        0.629 4.512 0.958
        0.630 4.626 0.849
        0.632 4.699 0.720
        0.634 4.730 0.593
        0.635 4.730 0.480
        0.637 4.711 0.384
        0.638 4.680 0.307
        0.640 4.644 0.246
        0.642 4.607 0.197
        0.643 4.571 0.159
        0.645 4.537 0.129
        0.646 4.504 0.105
        0.648 4.474 0.086
        0.650 4.447 0.070
        0.651 4.421 0.058
        0.653 4.398 0.048
        0.654 4.377 0.039
        0.656 4.357 0.032
        0.658 4.339 0.027
        0.659 4.322 0.022
        0.661 4.306 0.018
        0.662 4.291 0.015
        0.664 4.278 0.012
        0.666 4.265 0.010
        0.667 4.253 0.008
        0.669 4.242 0.006
        0.670 4.231 0.005
        0.672 4.221 0.004
        0.674 4.212 0.003
        0.675 4.203 0.002
        0.677 4.195 0.002
        0.678 4.187 0.001
        0.680 4.179 0.001
        0.682 4.172 0.001
        0.683 4.165 0
        0.685 4.158 0
        0.686 4.152 0
        0.688 4.146 7.339E-05
        0.690 4.140 5.931E-05
        0.691 4.135 4.683E-05
        0.693 4.130 3.591E-05
        0.694 4.125 2.651E-05
        0.696 4.120 1.859E-05
        0.698 4.115 1.212E-05
        0.699 4.111 7.07E-06
        0.701 4.106 3.39E-06
        0.702 4.102 1.06E-06
        0.704 4.098 5.18E-08
        0.706 4.094 0
        0.707 4.090 0
        0.709 4.087 0
        0.710 4.083 0
        0.712 4.080 0
        0.714 4.076 0
        0.715 4.073 0
        0.717 4.070 0
        0.718 4.066 0
        0.720 4.063 0
        0.722 4.060 0
        0.723 4.057 0
        0.725 4.055 0
        0.726 4.052 0
        0.728 4.049 0
        0.730 4.046 0
        0.731 4.044 0
        0.733 4.041 0
        0.734 4.039 0
        0.736 4.036 0
        0.738 4.034 0
        0.739 4.031 0
        0.741 4.029 0
        0.742 4.027 0
        0.744 4.025 0
        0.746 4.022 0
        0.747 4.020 0
        0.749 4.018 0
        0.750 4.016 0
        0.752 4.014 0
        0.754 4.012 0
        0.755 4.010 0
        0.757 4.008 0
        0.758 4.006 0
        0.760 4.004 0
        0.762 4.003 0
        0.763 4.001 0
        0.765 3.999 0
        0.766 3.997 0
        0.768 3.995 0
        0.770 3.994 0
        0.771 3.992 0
        0.773 3.990 0
        0.774 3.989 0
        0.776 3.987 0
        0.778 3.986 0
        0.779 3.984 0
        0.781 3.983 0
        0.782 3.981 0
        0.784 3.980 0
        0.786 3.978 0
        0.787 3.977 0
        0.789 3.975 0
        0.790 3.974 0
        0.792 3.973 0
        0.794 3.971 0
        0.795 3.970 0
        0.797 3.969 0
        0.798 3.967 0
        0.800 3.966 0
        0.802 3.965 0
        0.803 3.963 0
        0.805 3.962 0
        0.806 3.961 0
        0.808 3.960 0
        0.810 3.959 0
        0.811 3.957 0
        0.813 3.956 0
        0.814 3.955 0
        0.816 3.954 0
        0.818 3.953 0
        0.819 3.952 0
        0.821 3.951 0
        0.822 3.949 0
        0.824 3.948 0
        0.826 3.947 0
        0.827 3.946 0
        0.829 3.945 0
        0.830 3.944 0
        0.832 3.943 0
        0.834 3.942 0
        0.835 3.941 0
        0.837 3.940 0
        0.838 3.939 0
        0.840 3.938 0
        0.842 3.937 0
        0.843 3.936 0
        0.845 3.935 0
        0.846 3.935 0
        0.848 3.934 0
        0.850 3.933 0
        0.851 3.932 0
        0.853 3.931 0
        0.854 3.930 0
        0.856 3.929 0
        0.858 3.928 0
        0.859 3.928 0
        0.861 3.927 0
        0.862 3.926 0
        0.864 3.925 0
        0.866 3.924 0
        0.867 3.923 0
        0.869 3.923 0
        0.870 3.922 0
        0.872 3.921 0
        0.874 3.920 0
        0.875 3.919 0
        0.877 3.919 0
        0.878 3.918 0
        0.880 3.917 0
        0.882 3.916 0
        0.883 3.916 0
        0.885 3.915 0
        0.886 3.914 0
        0.888 3.914 0
        0.890 3.913 0
        0.891 3.912 0
        0.893 3.912 0
        0.894 3.911 0
        0.896 3.910 0
        0.898 3.909 0
        0.899 3.909 0
        0.901 3.908 0
        0.902 3.907 0
        0.904 3.907 0
        0.906 3.906 0
        0.907 3.906 0
        0.909 3.905 0
        0.910 3.904 0
        0.912 3.904 0
        0.914 3.903 0
        0.915 3.902 0
        0.917 3.902 0
        0.918 3.901 0
        0.920 3.901 0
        0.922 3.900 0
        0.923 3.899 0
        0.925 3.899 0
        0.926 3.898 0
        0.928 3.898 0
        0.930 3.897 0
        0.931 3.897 0
        0.933 3.896 0
        0.934 3.895 0
        0.936 3.895 0
        0.938 3.894 0
        0.939 3.894 0
        0.941 3.893 0
        0.942 3.893 0
        0.944 3.892 0
        0.946 3.892 0
        0.947 3.891 0
        0.949 3.891 0
        0.950 3.890 0
        0.952 3.890 0
        0.954 3.889 0
        0.955 3.889 0
        0.957 3.888 0
        0.958 3.888 0
        0.960 3.887 0
        0.962 3.887 0
        0.963 3.886 0
        0.965 3.886 0
        0.966 3.885 0
        0.968 3.885 0
        0.970 3.884 0
        0.971 3.884 0
        0.973 3.883 0
        0.974 3.883 0
        0.976 3.883 0
        0.978 3.882 0
        0.979 3.882 0
        0.981 3.881 0
        0.982 3.881 0
        0.984 3.880 0
        0.986 3.880 0
        0.987 3.879 0
        0.989 3.879 0
        0.990 3.879 0
        0.992 3.878 0
        0.994 3.878 0
        0.995 3.877 0
        0.997 3.877 0
        0.998 3.877 0
        1.000 3.876 0