# 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: |
    M. R. Querry. Optical constants of minerals and other materials from the millimeter to the ultraviolet, <a href="https://apps.dtic.mil/sti/citations/ADA192210"><i>Contractor Report</i> CRDEC-CR-88009 (1987)</a>
COMMENTS: |
    Diesel soot sample obtained at University of Missouri - Kansas City by open burning of diesel fuel.
DATA:
  - type: tabulated nk
    data: |
        2.5000 1.949 0.340
        2.5126 1.950 0.339
        2.5253 1.954 0.339
        2.5381 1.953 0.335
        2.5510 1.954 0.338
        2.5641 1.957 0.337
        2.5773 1.957 0.334
        2.5907 1.958 0.335
        2.6042 1.959 0.332
        2.6178 1.958 0.333
        2.6316 1.961 0.333
        2.6455 1.962 0.333
        2.6596 1.965 0.332
        2.6738 1.966 0.331
        2.6882 1.968 0.330
        2.7027 1.968 0.329
        2.7174 1.969 0.329
        2.7322 1.970 0.328
        2.7473 1.970 0.327
        2.7624 1.972 0.328
        2.7778 1.974 0.327
        2.7933 1.975 0.325
        2.8090 1.975 0.324
        2.8249 1.975 0.325
        2.8409 1.976 0.326
        2.8571 1.978 0.325
        2.8736 1.980 0.325
        2.8902 1.981 0.324
        2.9070 1.981 0.324
        2.9240 1.983 0.323
        2.9412 1.983 0.322
        2.9586 1.985 0.322
        2.9762 1.987 0.322
        2.9940 1.988 0.321
        3.0120 1.988 0.321
        3.0303 1.990 0.322
        3.0488 1.991 0.319
        3.0675 1.990 0.321
        3.0864 1.994 0.320
        3.1056 1.993 0.318
        3.1250 1.995 0.319
        3.1447 1.995 0.319
        3.1646 1.998 0.319
        3.1847 1.998 0.319
        3.2051 2.000 0.318
        3.2258 1.999 0.318
        3.2468 2.001 0.319
        3.2680 2.003 0.318
        3.2895 2.004 0.320
        3.3113 2.008 0.318
        3.3333 2.009 0.315
        3.3557 2.008 0.315
        3.3784 2.009 0.316
        3.4014 2.011 0.315
        3.4247 2.012 0.316
        3.4483 2.016 0.315
        3.4722 2.014 0.314
        3.4965 2.016 0.314
        3.5211 2.017 0.313
        3.5461 2.017 0.313
        3.5714 2.020 0.313
        3.5971 2.020 0.312
        3.6232 2.020 0.314
        3.6496 2.025 0.314
        3.6765 2.026 0.311
        3.7037 2.023 0.310
        3.7313 2.025 0.313
        3.7594 2.028 0.313
        3.7879 2.029 0.312
        3.8168 2.030 0.311
        3.8462 2.031 0.310
        3.8760 2.033 0.311
        3.9063 2.032 0.311
        3.9370 2.035 0.314
        3.9683 2.038 0.312
        4.0000 2.038 0.310
        4.0323 2.040 0.311
        4.0650 2.042 0.310
        4.0984 2.042 0.308
        4.1322 2.042 0.310
        4.1667 2.042 0.312
        4.2017 2.047 0.316
        4.2373 2.056 0.313
        4.2735 2.055 0.308
        4.3103 2.058 0.306
        4.3478 2.056 0.300
        4.3860 2.053 0.303
        4.4248 2.055 0.304
        4.4643 2.055 0.303
        4.5045 2.056 0.305
        4.5455 2.059 0.304
        4.5872 2.058 0.304
        4.6296 2.060 0.304
        4.6729 2.060 0.303
        4.7170 2.062 0.305
        4.7619 2.064 0.306
        4.8077 2.065 0.304
        4.8544 2.065 0.304
        4.9020 2.065 0.303
        4.9505 2.064 0.306
        5.0000 2.068 0.312
        5.0505 2.077 0.312
        5.1020 2.078 0.308
        5.1546 2.080 0.306
        5.2083 2.080 0.305
        5.2632 2.082 0.304
        5.3191 2.082 0.301
        5.3763 2.083 0.301
        5.4348 2.084 0.300
        5.4945 2.084 0.299
        5.5556 2.083 0.298
        5.6180 2.082 0.299
        5.6818 2.081 0.298
        5.7471 2.079 0.300
        5.8140 2.077 0.301
        5.8824 2.077 0.305
        5.9524 2.078 0.306
        6.0241 2.074 0.308
        6.0976 2.071 0.316
        6.1728 2.073 0.325
        6.2500 2.079 0.336
        6.3291 2.092 0.340
        6.4103 2.100 0.336
        6.4935 2.104 0.334
        6.5789 2.106 0.333
        6.6667 2.107 0.332
        6.7568 2.108 0.334
        6.8493 2.109 0.336
        6.9444 2.112 0.340
        7.0423 2.116 0.343
        7.1429 2.119 0.345
        7.2464 2.121 0.349
        7.3529 2.126 0.353
        7.4627 2.130 0.356
        7.5758 2.134 0.360
        7.6923 2.140 0.365
        7.8125 2.147 0.369
        7.9365 2.157 0.374
        8.0645 2.168 0.373
        8.1967 2.175 0.373
        8.3333 2.183 0.373
        8.4746 2.191 0.375
        8.6207 2.203 0.374
        8.7719 2.213 0.370
        8.9286 2.221 0.364
        9.0909 2.227 0.360
        9.2593 2.233 0.354
        9.4340 2.235 0.350
        9.6154 2.241 0.348
        9.8039 2.245 0.343
        10.0000 2.249 0.340
        10.2041 2.251 0.336
        10.4167 2.255 0.332
        10.6383 2.254 0.328
        10.8696 2.250 0.328
        11.1111 2.251 0.338
        11.3636 2.264 0.340
        11.6279 2.267 0.333
        11.9048 2.269 0.342
        12.1951 2.283 0.343
        12.5000 2.290 0.335
        12.8205 2.286 0.334
        13.1579 2.294 0.349
        13.5135 2.319 0.345
        13.8889 2.322 0.330
        14.2857 2.323 0.329
        14.7059 2.331 0.328
        15.1515 2.336 0.323
        15.6250 2.338 0.319
        16.1290 2.340 0.322
        16.6667 2.348 0.321
        17.2414 2.351 0.322
        17.8571 2.359 0.323
        18.5185 2.366 0.325
        19.2308 2.377 0.326
        20.0000 2.384 0.325
        20.8333 2.395 0.326
        21.7391 2.404 0.324
        22.7273 2.413 0.325
        23.8095 2.425 0.325
        25.0000 2.439 0.325
        26.3158 2.451 0.320
        27.7778 2.460 0.320
        29.4118 2.476 0.323
        31.2500 2.496 0.320
        33.3333 2.511 0.312
        35.7143 2.526 0.309
        38.4615 2.541 0.305
        41.6667 2.556 0.300
        45.4545 2.576 0.304
        50.0000 2.611 0.297
        55.5556 2.655 0.276