# 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. Ermolaev, A. P. Pushkarev, A. Zhizhchenko, A. A. Kuchmizhak, I. Iorsh, I. Kruglov, A. Mazitov, A. Ishteev, K. Konstantinova, D. Saranin, A. Slavich, D. Stosic, E. S. Zhukova, G. Tselikov, A. D. Carlo, A. Arsenin, K. S. Novoselov, S. V. Makarov, V. S. Volkov.
    Giant and tunable excitonic optical anisotropy in single-crystal halide perovskites.
    <a href="https://doi.org/10.1021/acs.nanolett.2c04792"><i>Nano Lett.</i> <b>23</b>, 2570–2577 (2023)</a>
    (Numerical data kindly provided by Georgy Ermolaev)
COMMENTS: |
    CsPbCl<sub>3</sub> monocrystal. Extraordinary ray (e).
CONDITIONS:
    direction: e
DATA:
  - type: tabulated nk
    data: |
        0.400 1.91815 0
        0.401 1.91771 0
        0.402 1.91727 0
        0.403 1.91683 0
        0.404 1.91640 0
        0.405 1.91597 0
        0.406 1.91554 0
        0.407 1.91512 0
        0.408 1.91470 0
        0.409 1.91428 0
        0.410 1.91387 0
        0.411 1.91346 0
        0.412 1.91305 0
        0.413 1.91264 0
        0.414 1.91224 0
        0.415 1.91184 0
        0.416 1.91145 0
        0.417 1.91105 0
        0.418 1.91066 0
        0.419 1.91028 0
        0.420 1.90989 0
        0.421 1.90951 0
        0.422 1.90913 0
        0.423 1.90875 0
        0.424 1.90838 0
        0.425 1.90801 0
        0.426 1.90764 0
        0.427 1.90727 0
        0.428 1.90691 0
        0.429 1.90655 0
        0.430 1.90619 0
        0.431 1.90583 0
        0.432 1.90548 0
        0.433 1.90513 0
        0.434 1.90478 0
        0.435 1.90443 0
        0.436 1.90409 0
        0.437 1.90375 0
        0.438 1.90341 0
        0.439 1.90307 0
        0.440 1.90274 0
        0.441 1.90240 0
        0.442 1.90207 0
        0.443 1.90174 0
        0.444 1.90142 0
        0.445 1.90110 0
        0.446 1.90077 0
        0.447 1.90046 0
        0.448 1.90014 0
        0.449 1.89982 0
        0.450 1.89951 0
        0.451 1.89920 0
        0.452 1.89889 0
        0.453 1.89858 0
        0.454 1.89828 0
        0.455 1.89798 0
        0.456 1.89768 0
        0.457 1.89738 0
        0.458 1.89708 0
        0.459 1.89678 0
        0.460 1.89649 0
        0.461 1.89620 0
        0.462 1.89591 0
        0.463 1.89562 0
        0.464 1.89534 0
        0.465 1.89506 0
        0.466 1.89477 0
        0.467 1.89449 0
        0.468 1.89422 0
        0.469 1.89394 0
        0.470 1.89366 0
        0.471 1.89339 0
        0.472 1.89312 0
        0.473 1.89285 0
        0.474 1.89258 0
        0.475 1.89232 0
        0.476 1.89205 0
        0.477 1.89179 0
        0.478 1.89153 0
        0.479 1.89127 0
        0.480 1.89101 0
        0.481 1.89076 0
        0.482 1.89050 0
        0.483 1.89025 0
        0.484 1.89000 0
        0.485 1.88975 0
        0.486 1.88950 0
        0.487 1.88925 0
        0.488 1.88901 0
        0.489 1.88876 0
        0.490 1.88852 0
        0.491 1.88828 0
        0.492 1.88804 0
        0.493 1.88780 0
        0.494 1.88757 0
        0.495 1.88733 0
        0.496 1.88710 0
        0.497 1.88687 0
        0.498 1.88664 0
        0.499 1.88641 0
        0.500 1.88618 0
        0.501 1.88595 0
        0.502 1.88573 0
        0.503 1.88550 0
        0.504 1.88528 0
        0.505 1.88506 0
        0.506 1.88484 0
        0.507 1.88462 0
        0.508 1.88440 0
        0.509 1.88419 0
        0.510 1.88397 0
        0.511 1.88376 0
        0.512 1.88355 0
        0.513 1.88333 0
        0.514 1.88312 0
        0.515 1.88292 0
        0.516 1.88271 0
        0.517 1.88250 0
        0.518 1.88230 0
        0.519 1.88209 0
        0.520 1.88189 0
        0.521 1.88169 0
        0.522 1.88149 0
        0.523 1.88129 0
        0.524 1.88109 0
        0.525 1.88089 0
        0.526 1.88070 0
        0.527 1.88050 0
        0.528 1.88031 0
        0.529 1.88012 0
        0.530 1.87993 0
        0.531 1.87974 0
        0.532 1.87955 0
        0.533 1.87936 0
        0.534 1.87917 0
        0.535 1.87898 0
        0.536 1.87880 0
        0.537 1.87862 0
        0.538 1.87843 0
        0.539 1.87825 0
        0.540 1.87807 0
        0.541 1.87789 0
        0.542 1.87771 0
        0.543 1.87753 0
        0.544 1.87736 0
        0.545 1.87718 0
        0.546 1.87701 0
        0.547 1.87683 0
        0.548 1.87666 0
        0.549 1.87649 0
        0.550 1.87632 0
        0.551 1.87614 0
        0.552 1.87597 0
        0.553 1.87581 0
        0.554 1.87564 0
        0.555 1.87547 0
        0.556 1.87531 0
        0.557 1.87514 0
        0.558 1.87498 0
        0.559 1.87481 0
        0.560 1.87465 0
        0.561 1.87449 0
        0.562 1.87433 0
        0.563 1.87417 0
        0.564 1.87401 0
        0.565 1.87385 0
        0.566 1.87370 0
        0.567 1.87354 0
        0.568 1.87339 0
        0.569 1.87323 0
        0.570 1.87308 0
        0.571 1.87292 0
        0.572 1.87277 0
        0.573 1.87262 0
        0.574 1.87247 0
        0.575 1.87232 0
        0.576 1.87217 0
        0.577 1.87202 0
        0.578 1.87187 0
        0.579 1.87173 0
        0.580 1.87158 0
        0.581 1.87144 0
        0.582 1.87129 0
        0.583 1.87115 0
        0.584 1.87101 0
        0.585 1.87086 0
        0.586 1.87072 0
        0.587 1.87058 0
        0.588 1.87044 0
        0.589 1.87030 0
        0.590 1.87016 0
        0.591 1.87002 0
        0.592 1.86989 0
        0.593 1.86975 0
        0.594 1.86961 0
        0.595 1.86948 0
        0.596 1.86934 0
        0.597 1.86921 0
        0.598 1.86908 0
        0.599 1.86894 0
        0.600 1.86881 0
        0.601 1.86868 0
        0.602 1.86855 0
        0.603 1.86842 0
        0.604 1.86829 0
        0.605 1.86816 0
        0.606 1.86803 0
        0.607 1.86791 0
        0.608 1.86778 0
        0.609 1.86766 0
        0.610 1.86753 0
        0.611 1.86740 0
        0.612 1.86728 0
        0.613 1.86716 0
        0.614 1.86703 0
        0.615 1.86691 0
        0.616 1.86679 0
        0.617 1.86667 0
        0.618 1.86655 0
        0.619 1.86643 0
        0.620 1.86631 0
        0.621 1.86619 0
        0.622 1.86607 0
        0.623 1.86595 0
        0.624 1.86583 0
        0.625 1.86572 0
        0.626 1.86560 0
        0.627 1.86549 0
        0.628 1.86537 0
        0.629 1.86526 0
        0.630 1.86514 0
        0.631 1.86503 0
        0.632 1.86492 0
        0.633 1.86481 0
        0.634 1.86469 0
        0.635 1.86458 0
        0.636 1.86447 0
        0.637 1.86436 0
        0.638 1.86425 0
        0.639 1.86414 0
        0.640 1.86403 0
        0.641 1.86393 0
        0.642 1.86382 0
        0.643 1.86371 0
        0.644 1.86360 0
        0.645 1.86350 0
        0.646 1.86339 0
        0.647 1.86329 0
        0.648 1.86318 0
        0.649 1.86308 0
        0.650 1.86297 0
        0.651 1.86287 0
        0.652 1.86277 0
        0.653 1.86267 0
        0.654 1.86256 0
        0.655 1.86246 0
        0.656 1.86236 0
        0.657 1.86226 0
        0.658 1.86216 0
        0.659 1.86206 0
        0.660 1.86196 0
        0.661 1.86186 0
        0.662 1.86177 0
        0.663 1.86167 0
        0.664 1.86157 0
        0.665 1.86147 0
        0.666 1.86138 0
        0.667 1.86128 0
        0.668 1.86119 0
        0.669 1.86109 0
        0.670 1.86100 0
        0.671 1.86090 0
        0.672 1.86081 0
        0.673 1.86071 0
        0.674 1.86062 0
        0.675 1.86053 0
        0.676 1.86044 0
        0.677 1.86034 0
        0.678 1.86025 0
        0.679 1.86016 0
        0.680 1.86007 0
        0.681 1.85998 0
        0.682 1.85989 0
        0.683 1.85980 0
        0.684 1.85971 0
        0.685 1.85963 0
        0.686 1.85954 0
        0.687 1.85945 0
        0.688 1.85936 0
        0.689 1.85928 0
        0.690 1.85919 0
        0.691 1.85910 0
        0.692 1.85902 0
        0.693 1.85893 0
        0.694 1.85885 0
        0.695 1.85876 0
        0.696 1.85868 0
        0.697 1.85859 0
        0.698 1.85851 0
        0.699 1.85843 0
        0.700 1.85834 0
        0.701 1.85826 0
        0.702 1.85818 0
        0.703 1.85810 0
        0.704 1.85801 0
        0.705 1.85793 0
        0.706 1.85785 0
        0.707 1.85777 0
        0.708 1.85769 0
        0.709 1.85761 0
        0.710 1.85753 0
        0.711 1.85745 0
        0.712 1.85737 0
        0.713 1.85729 0
        0.714 1.85722 0
        0.715 1.85714 0
        0.716 1.85706 0
        0.717 1.85698 0
        0.718 1.85691 0
        0.719 1.85683 0
        0.720 1.85675 0
        0.721 1.85668 0
        0.722 1.85660 0
        0.723 1.85653 0
        0.724 1.85645 0
        0.725 1.85638 0
        0.726 1.85630 0
        0.727 1.85623 0
        0.728 1.85615 0
        0.729 1.85608 0
        0.730 1.85601 0
        0.731 1.85593 0
        0.732 1.85586 0
        0.733 1.85579 0
        0.734 1.85572 0
        0.735 1.85565 0
        0.736 1.85557 0
        0.737 1.85550 0
        0.738 1.85543 0
        0.739 1.85536 0
        0.740 1.85529 0
        0.741 1.85522 0
        0.742 1.85515 0
        0.743 1.85508 0
        0.744 1.85501 0
        0.745 1.85494 0
        0.746 1.85488 0
        0.747 1.85481 0
        0.748 1.85474 0
        0.749 1.85467 0
        0.750 1.85460 0
        0.751 1.85454 0
        0.752 1.85447 0
        0.753 1.85440 0
        0.754 1.85434 0
        0.755 1.85427 0
        0.756 1.85421 0
        0.757 1.85414 0
        0.758 1.85407 0
        0.759 1.85401 0
        0.760 1.85394 0
        0.761 1.85388 0
        0.762 1.85382 0
        0.763 1.85375 0
        0.764 1.85369 0
        0.765 1.85362 0
        0.766 1.85356 0
        0.767 1.85350 0
        0.768 1.85343 0
        0.769 1.85337 0
        0.770 1.85331 0
        0.771 1.85325 0
        0.772 1.85319 0
        0.773 1.85312 0
        0.774 1.85306 0
        0.775 1.85300 0
        0.776 1.85294 0
        0.777 1.85288 0
        0.778 1.85282 0
        0.779 1.85276 0
        0.780 1.85270 0
        0.781 1.85264 0
        0.782 1.85258 0
        0.783 1.85252 0
        0.784 1.85246 0
        0.785 1.85240 0
        0.786 1.85234 0
        0.787 1.85229 0
        0.788 1.85223 0
        0.789 1.85217 0
        0.790 1.85211 0
        0.791 1.85205 0
        0.792 1.85200 0
        0.793 1.85194 0
        0.794 1.85188 0
        0.795 1.85183 0
        0.796 1.85177 0
        0.797 1.85171 0
        0.798 1.85166 0
        0.799 1.85160 0
        0.800 1.85155 0