Optical constants

Refractive index of SrF₂ (Strontium fluoride)

Kaiser et al. 1962: n,k 10–80 µm

Data: tabulated nk
Range: 10–80 µm
Points: 1401
State: crystalline
Licence: CC0-1.0

Axis Log x Log y

Click the plot to set the calculator wavelength.

At one wavelength

Refractive index n: 0.127955
Extinction coefficient k: 0.7015

Permittivity ε₁: -0.47573
Permittivity ε₂: 0.179521

Absorption coefficient α: 3114.95 cm⁻¹
Penetration depth δ = λ/(2πk): 6420.65 nm

Abbe number V_d: —
Chromatic dispersion dn/dλ: 0.00127 µm⁻¹

Group index n_g: 0.092014
Group velocity dispersion: — fs²/mm

Dispersion parameter D: — ps/(nm·km)
Photon energy: 0.0438107 eV

ε = (n + ik)², α = 4πk/λ, n_g = n − λ dn/dλ, GVD = λ³/(2πc²) d²n/dλ², D = −(λ/c) d²n/dλ². Group-velocity dispersion is given for formula data only.

Use it in Lightsmith

Load this data in Python, simulate in one more line

pip install lightsmith

import lightsmith as ls

# SrF2 (Strontium fluoride): Kaiser et al. 1962: n,k 10–80 µm
srf2 = ls.fetch_refractiveindex("main", "SrF2", "Kaiser", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(srf2.range_nm)  # (10000, 80000) nm
eps = srf2.eps([28300])  # complex permittivity

Downloads the original record once (pinned to the imported snapshot) and caches it.

import json, urllib.request
import lightsmith as ls

url = "https://materials.lightsmith.dev/v1/datasets/ds_13cb06690186/lightsmith"
srf2 = ls.Tabulated.model_validate(json.load(urllib.request.urlopen(url)))
print(srf2.source)  # citation and provenance travel with the data

Any dataset here, as the library's Tabulated material (srf2/kaiser-1962).

# ... load srf2 as above, then:
sim = ls.Simulation(
    particles=[ls.Particle(shape=ls.Sphere(radius_nm=50), material=srf2)],
    medium_index=1.0,
    wavelengths=ls.WavelengthRange(start_nm=10000, stop_nm=80000, num=81),
)
res = ls.solve(sim)  # exact Mie for a sphere
print(res.q_ext)     # extinction efficiency at each wavelength

Same spec runs with DDA, FDTD, BEM or T-matrix: ls.compare(sim, ["mie", "dda"]).

Materials guide Open a sphere of it in Studio Quick start Ask the community

Lightsmith is open source (MIT): Mie, T-matrix, BEM, DDA, FDTD, RCWA, TMM, mode solvers and inverse design behind one spec, on CPU or GPU. GitHub.

Comments and conditions

Single crystal; Room temperature; Lorentz oscillator model parameters provided.

References

W. Kaiser, W. G. Spitzer, R. H. Kaiser, L. E. Howarth. Infrared properties of CaF₂, SrF₂, and BaF₂. Phys. Rev. 127, 1950 (1962)
[Calculation script (Python)]

doi:10.1103/physrev.127.1950 Infrared Properties of Ca<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">F</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>, Sr<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">F</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>, and Ba<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">F</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>, Physical Review (1962)

Cite

W. Kaiser, W. G. Spitzer, R. H. Kaiser and L. E. Howarth. Infrared Properties of Ca<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">F</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>, Sr<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">F</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>, and Ba<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">F</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>. Physical Review, 127, 1950-1954 (1962), doi:10.1103/physrev.127.1950; [Calculation script (Python)]; Data from the refractiveindex.info database (M. N. Polyanskiy, Sci. Data 11, 94 (2024), doi:10.1038/s41597-023-02898-2)

Data

1401 rows as published

CSV comma separated TXT tab separated YAML n, k Full database record original YAML All quantities CSV JSON metadata

SrF2 (Strontium fluoride), Kaiser et al. 1962: n,k 10–80 µm: n and k versus wavelength
λ (µm)	n	k
10.0	1.36552	0.0005278
10.05	1.36472	0.0005369
10.1	1.36392	0.0005461
10.15	1.36312	0.0005555
10.2	1.36231	0.0005649
10.25	1.3615	0.0005745
10.3	1.36068	0.0005842
10.35	1.35985	0.0005941
10.4	1.35902	0.0006041
10.45	1.35819	0.0006142
10.5	1.35734	0.0006244
10.55	1.3565	0.0006348
10.6	1.35565	0.0006453
10.65	1.35479	0.000656
10.7	1.35392	0.0006668
10.75	1.35306	0.0006777
10.8	1.35218	0.0006888
10.85	1.3513	0.0007001
10.9	1.35042	0.0007115
10.95	1.34952	0.000723
11.0	1.34863	0.0007347
11.05	1.34772	0.0007465
11.1	1.34682	0.0007585
11.15	1.3459	0.0007707
11.2	1.34498	0.000783
11.25	1.34406	0.0007955
11.3	1.34312	0.0008081
11.35	1.34219	0.0008209
11.4	1.34124	0.0008339
11.45	1.34029	0.000847
11.5	1.33934	0.0008603
11.55	1.33838	0.0008738
11.6	1.33741	0.0008875
11.65	1.33644	0.0009013
11.7	1.33546	0.0009153
11.75	1.33447	0.0009295
11.8	1.33348	0.0009439
11.85	1.33248	0.0009584
11.9	1.33148	0.0009732
11.95	1.33046	0.0009881
12.0	1.32945	0.001003
12.05	1.32842	0.001019
12.1	1.3274	0.001034
12.15	1.32636	0.00105
12.2	1.32532	0.001066
12.25	1.32427	0.001082
12.3	1.32321	0.001098
12.35	1.32215	0.001115
12.4	1.32108	0.001132
12.45	1.32001	0.001148
12.5	1.31892	0.001166
12.55	1.31784	0.001183
12.6	1.31674	0.001201
12.65	1.31564	0.001219
12.7	1.31453	0.001237
12.75	1.31342	0.001255
12.8	1.31229	0.001274
12.85	1.31116	0.001292
12.9	1.31003	0.001311
12.95	1.30888	0.001331
13.0	1.30773	0.00135
13.05	1.30658	0.00137
13.1	1.30541	0.00139
13.15	1.30424	0.00141
13.2	1.30306	0.001431
13.25	1.30188	0.001452
13.3	1.30068	0.001473
13.35	1.29948	0.001494
13.4	1.29828	0.001516
13.45	1.29706	0.001537
13.5	1.29584	0.00156
13.55	1.29461	0.001582
13.6	1.29337	0.001605
13.65	1.29213	0.001628
13.7	1.29087	0.001651
13.75	1.28961	0.001675
13.8	1.28834	0.001699
13.85	1.28707	0.001723
13.9	1.28578	0.001747
13.95	1.28449	0.001772
14.0	1.28319	0.001797
14.05	1.28189	0.001823
14.1	1.28057	0.001849
14.15	1.27925	0.001875
14.2	1.27791	0.001901
14.25	1.27657	0.001928
14.3	1.27523	0.001955
14.35	1.27387	0.001983
14.4	1.27251	0.002011
14.45	1.27113	0.002039
14.5	1.26975	0.002068
14.55	1.26836	0.002097
14.6	1.26696	0.002126
14.65	1.26555	0.002156
14.7	1.26414	0.002186
14.75	1.26271	0.002216
14.8	1.26128	0.002247
14.85	1.25984	0.002279
14.9	1.25839	0.00231
14.95	1.25693	0.002342
15.0	1.25546	0.002375
15.05	1.25398	0.002408
15.1	1.25249	0.002441
15.15	1.251	0.002475
15.2	1.24949	0.002509
15.25	1.24798	0.002544
15.3	1.24645	0.002579
15.35	1.24492	0.002615
15.4	1.24338	0.002651
15.45	1.24182	0.002688
15.5	1.24026	0.002725
15.55	1.23869	0.002762
15.6	1.2371	0.0028
15.65	1.23551	0.002839
15.7	1.23391	0.002878
15.75	1.2323	0.002918
15.8	1.23068	0.002958
15.85	1.22904	0.002998
15.9	1.2274	0.00304
15.95	1.22575	0.003081
16.0	1.22408	0.003124
16.05	1.22241	0.003167
16.1	1.22073	0.00321
16.15	1.21903	0.003254
16.2	1.21733	0.003299
16.25	1.21561	0.003344
16.3	1.21388	0.00339
16.35	1.21214	0.003436
16.4	1.21039	0.003483
16.45	1.20863	0.003531
16.5	1.20686	0.00358
16.55	1.20508	0.003629
16.6	1.20328	0.003678
16.65	1.20148	0.003729
16.7	1.19966	0.00378
16.75	1.19783	0.003832
16.8	1.19599	0.003884
16.85	1.19413	0.003937
16.9	1.19227	0.003991
16.95	1.19039	0.004046
17.0	1.1885	0.004102
17.05	1.1866	0.004158
17.1	1.18469	0.004215
17.15	1.18276	0.004273
17.2	1.18082	0.004332
17.25	1.17887	0.004391
17.3	1.1769	0.004451
17.35	1.17492	0.004513
17.4	1.17293	0.004575
17.45	1.17093	0.004638
17.5	1.16891	0.004702
17.55	1.16688	0.004766
17.6	1.16484	0.004832
17.65	1.16278	0.004899
17.7	1.16071	0.004966
17.75	1.15862	0.005035
17.8	1.15652	0.005104
17.85	1.15441	0.005175
17.9	1.15228	0.005247
17.95	1.15014	0.005319
18.0	1.14798	0.005393
18.05	1.14581	0.005468
18.1	1.14363	0.005544
18.15	1.14143	0.005621
18.2	1.13921	0.005699
18.25	1.13698	0.005778
18.3	1.13473	0.005859
18.35	1.13247	0.005941
18.4	1.13019	0.006024
18.45	1.1279	0.006108
18.5	1.12559	0.006193
18.55	1.12326	0.00628
18.6	1.12092	0.006368
18.65	1.11856	0.006458
18.7	1.11619	0.006549
18.75	1.1138	0.006641
18.8	1.11139	0.006734
18.85	1.10896	0.00683
18.9	1.10652	0.006926
18.95	1.10406	0.007024
19.0	1.10158	0.007124
19.05	1.09909	0.007225
19.1	1.09657	0.007328
19.15	1.09404	0.007432
19.2	1.09149	0.007538
19.25	1.08892	0.007646
19.3	1.08634	0.007755
19.35	1.08373	0.007867
19.4	1.0811	0.00798
19.45	1.07846	0.008095
19.5	1.0758	0.008211
19.55	1.07311	0.00833
19.6	1.07041	0.008451
19.65	1.06768	0.008573
19.7	1.06494	0.008698
19.75	1.06217	0.008824
19.8	1.05939	0.008953
19.85	1.05658	0.009084
19.9	1.05375	0.009217
19.95	1.0509	0.009353
20.0	1.04803	0.00949
20.05	1.04513	0.00963
20.1	1.04221	0.009773
20.15	1.03927	0.009918
20.2	1.03631	0.01007
20.25	1.03332	0.01022
20.3	1.03031	0.01037
20.35	1.02728	0.01052
20.4	1.02422	0.01068
20.45	1.02114	0.01084
20.5	1.01803	0.01101
20.55	1.0149	0.01117
20.6	1.01174	0.01134
20.65	1.00856	0.01151
20.7	1.00535	0.01169
20.75	1.00212	0.01187
20.8	0.998856	0.01205
20.85	0.995567	0.01224
20.9	0.992251	0.01243
20.95	0.988907	0.01262
21.0	0.985535	0.01281
21.05	0.982134	0.01301
21.1	0.978704	0.01322
21.15	0.975245	0.01343
21.2	0.971757	0.01364
21.25	0.968238	0.01385
21.3	0.964688	0.01407
21.35	0.961108	0.0143
21.4	0.957496	0.01453
21.45	0.953852	0.01476
21.5	0.950176	0.015
21.55	0.946467	0.01524
21.6	0.942725	0.01549
21.65	0.938949	0.01574
21.7	0.935138	0.016
21.75	0.931293	0.01626
21.8	0.927412	0.01653
21.85	0.923495	0.0168
21.9	0.919541	0.01708
21.95	0.915551	0.01737
22.0	0.911523	0.01766
22.05	0.907456	0.01796
22.1	0.90335	0.01826
22.15	0.899205	0.01857
22.2	0.895019	0.01889
22.25	0.890793	0.01922
22.3	0.886524	0.01955
22.35	0.882214	0.01989
22.4	0.87786	0.02024
22.45	0.873462	0.02059
22.5	0.86902	0.02096
22.55	0.864532	0.02133
22.6	0.859998	0.02171
22.65	0.855416	0.0221
22.7	0.850787	0.0225
22.75	0.846108	0.02291
22.8	0.84138	0.02333
22.85	0.836601	0.02376
22.9	0.83177	0.0242
22.95	0.826886	0.02465
23.0	0.821948	0.02511
23.05	0.816955	0.02559
23.1	0.811906	0.02607
23.15	0.806799	0.02657
23.2	0.801634	0.02708
23.25	0.796409	0.02761
23.3	0.791123	0.02815
23.35	0.785775	0.02871
23.4	0.780362	0.02928
23.45	0.774885	0.02986
23.5	0.76934	0.03047
23.55	0.763727	0.03109
23.6	0.758044	0.03172
23.65	0.75229	0.03238
23.7	0.746462	0.03306
23.75	0.740559	0.03376
23.8	0.734579	0.03447
23.85	0.728519	0.03522
23.9	0.722379	0.03598
23.95	0.716155	0.03677
24.0	0.709846	0.03758
24.05	0.703449	0.03842
24.1	0.696962	0.03929
24.15	0.690382	0.04019
24.2	0.683706	0.04112
24.25	0.676932	0.04208
24.3	0.670057	0.04308
24.35	0.663078	0.04411
24.4	0.655991	0.04518
24.45	0.648793	0.0463
24.5	0.641481	0.04745
24.55	0.634051	0.04865
24.6	0.626499	0.0499
24.65	0.61882	0.0512
24.7	0.611011	0.05256
24.75	0.603067	0.05397
24.8	0.594983	0.05544
24.85	0.586754	0.05699
24.9	0.578374	0.0586
24.95	0.569838	0.06029
25.0	0.56114	0.06206
25.05	0.552273	0.06392
25.1	0.543231	0.06588
25.15	0.534006	0.06794
25.2	0.524592	0.07011
25.25	0.51498	0.07241
25.3	0.505163	0.07484
25.35	0.495131	0.07741
25.4	0.484876	0.08015
25.45	0.474389	0.08306
25.5	0.46366	0.08617
25.55	0.452681	0.0895
25.6	0.441441	0.09307
25.65	0.429934	0.0969
25.7	0.418152	0.101
25.75	0.406088	0.1055
25.8	0.39374	0.1103
25.85	0.38111	0.1156
25.9	0.368203	0.1214
25.95	0.355034	0.1277
26.0	0.34163	0.1346
26.05	0.328032	0.1421
26.1	0.314297	0.1505
26.15	0.300509	0.1596
26.2	0.286775	0.1697
26.25	0.273227	0.1807
26.3	0.260019	0.1926
26.35	0.247314	0.2054
26.4	0.235265	0.219
26.45	0.224003	0.2334
26.5	0.213619	0.2483
26.55	0.204155	0.2636
26.6	0.195611	0.2791
26.65	0.187952	0.2947
26.7	0.181117	0.3103
26.75	0.175035	0.3257
26.8	0.16963	0.341
26.85	0.164826	0.3561
26.9	0.160554	0.371
26.95	0.156752	0.3856
27.0	0.153362	0.3999
27.05	0.150338	0.4139
27.1	0.147635	0.4277
27.15	0.145218	0.4413
27.2	0.143055	0.4545
27.25	0.141118	0.4676
27.3	0.139383	0.4804
27.35	0.13783	0.493
27.4	0.136441	0.5054
27.45	0.135199	0.5176
27.5	0.134093	0.5296
27.55	0.133108	0.5414
27.6	0.132236	0.5531
27.65	0.131466	0.5645
27.7	0.13079	0.5759
27.75	0.130201	0.587
27.8	0.129693	0.5981
27.85	0.129258	0.6089
27.9	0.128893	0.6197
27.95	0.128591	0.6303
28.0	0.12835	0.6408
28.05	0.128164	0.6512
28.1	0.12803	0.6614
28.15	0.127945	0.6716
28.2	0.127907	0.6817
28.25	0.127911	0.6916
28.3	0.127955	0.7015
28.35	0.128038	0.7112
28.4	0.128157	0.7209
28.45	0.128309	0.7304
28.5	0.128493	0.7399
28.55	0.128706	0.7493
28.6	0.128948	0.7586
28.65	0.129216	0.7679
28.7	0.129509	0.777
28.75	0.129825	0.7861
28.8	0.130163	0.7951
28.85	0.130521	0.8041
28.9	0.130898	0.813
28.95	0.131293	0.8218
29.0	0.131704	0.8305
29.05	0.132129	0.8392
29.1	0.132568	0.8478
29.15	0.13302	0.8563
29.2	0.133482	0.8648
29.25	0.133955	0.8733
29.3	0.134436	0.8816
29.35	0.134924	0.89
29.4	0.135419	0.8982
29.45	0.135919	0.9064
29.5	0.136422	0.9146
29.55	0.136928	0.9227
29.6	0.137435	0.9307
29.65	0.137942	0.9387
29.7	0.138449	0.9467
29.75	0.138952	0.9546
29.8	0.139453	0.9624
29.85	0.139948	0.9702
29.9	0.140438	0.978
29.95	0.14092	0.9857
30.0	0.141394	0.9934
30.05	0.141858	1.001
30.1	0.142311	1.009
30.15	0.142752	1.016
30.2	0.14318	1.024
30.25	0.143594	1.031
30.3	0.143992	1.039
30.35	0.144373	1.046
30.4	0.144737	1.054
30.45	0.145081	1.061
30.5	0.145405	1.068
30.55	0.145709	1.076
30.6	0.14599	1.083
30.65	0.146249	1.09
30.7	0.146483	1.097
30.75	0.146692	1.105
30.8	0.146876	1.112
30.85	0.147034	1.119
30.9	0.147164	1.126
30.95	0.147266	1.133
31.0	0.14734	1.14
31.05	0.147384	1.148
31.1	0.147399	1.155
31.15	0.147384	1.162
31.2	0.147339	1.169
31.25	0.147263	1.176
31.3	0.147156	1.183
31.35	0.147018	1.19
31.4	0.146848	1.197
31.45	0.146648	1.205
31.5	0.146417	1.212
31.55	0.146154	1.219
31.6	0.145861	1.226
31.65	0.145538	1.233
31.7	0.145184	1.24
31.75	0.1448	1.248
31.8	0.144388	1.255
31.85	0.143947	1.262
31.9	0.143477	1.269
31.95	0.142981	1.277
32.0	0.142458	1.284
32.05	0.141909	1.291
32.1	0.141335	1.299
32.15	0.140736	1.306
32.2	0.140115	1.313
32.25	0.139471	1.321
32.3	0.138807	1.328
32.35	0.138122	1.336
32.4	0.137417	1.343
32.45	0.136695	1.351
32.5	0.135956	1.359
32.55	0.135201	1.366
32.6	0.134431	1.374
32.65	0.133648	1.382
32.7	0.132852	1.39
32.75	0.132044	1.397
32.8	0.131227	1.405
32.85	0.1304	1.413
32.9	0.129565	1.421
32.95	0.128724	1.429
33.0	0.127877	1.437
33.05	0.127024	1.445
33.1	0.126169	1.454
33.15	0.12531	1.462
33.2	0.12445	1.47
33.25	0.123589	1.478
33.3	0.122728	1.487
33.35	0.121869	1.495
33.4	0.121011	1.504
33.45	0.120157	1.512
33.5	0.119306	1.521
33.55	0.118459	1.529
33.6	0.117618	1.538
33.65	0.116783	1.546
33.7	0.115954	1.555
33.75	0.115133	1.564
33.8	0.114319	1.573
33.85	0.113515	1.582
33.9	0.112719	1.591
33.95	0.111933	1.6
34.0	0.111157	1.609
34.05	0.110392	1.618
34.1	0.109638	1.627
34.15	0.108895	1.636
34.2	0.108165	1.645
34.25	0.107446	1.654
34.3	0.10674	1.664
34.35	0.106047	1.673
34.4	0.105367	1.682
34.45	0.104701	1.692
34.5	0.104048	1.701
34.55	0.103409	1.711
34.6	0.102784	1.72
34.65	0.102173	1.73
34.7	0.101577	1.74
34.75	0.100996	1.749
34.8	0.100429	1.759
34.85	0.0998767	1.769
34.9	0.0993395	1.779
34.95	0.0988174	1.789
35.0	0.0983104	1.799
35.05	0.0978185	1.809
35.1	0.0973417	1.819
35.15	0.0968803	1.829
35.2	0.096434	1.839
35.25	0.0960031	1.849
35.3	0.0955875	1.86
35.35	0.0951871	1.87
35.4	0.0948021	1.88
35.45	0.0944324	1.891
35.5	0.094078	1.901
35.55	0.0937388	1.912
35.6	0.093415	1.922
35.65	0.0931063	1.933
35.7	0.0928129	1.944
35.75	0.0925346	1.954
35.8	0.0922715	1.965
35.85	0.0920235	1.976
35.9	0.0917906	1.987
35.95	0.0915728	1.998
36.0	0.0913699	2.009
36.05	0.0911821	2.02
36.1	0.0910092	2.031
36.15	0.0908512	2.042
36.2	0.090708	2.053
36.25	0.0905798	2.065
36.3	0.0904663	2.076
36.35	0.0903677	2.087
36.4	0.0902838	2.099
36.45	0.0902146	2.11
36.5	0.0901602	2.122
36.55	0.0901204	2.134
36.6	0.0900953	2.145
36.65	0.090085	2.157
36.7	0.0900892	2.169
36.75	0.0901082	2.181
36.8	0.0901417	2.193
36.85	0.09019	2.205
36.9	0.0902529	2.217
36.95	0.0903305	2.229
37.0	0.0904227	2.242
37.05	0.0905297	2.254
37.1	0.0906514	2.266
37.15	0.0907879	2.279
37.2	0.0909392	2.291
37.25	0.0911054	2.304
37.3	0.0912864	2.317
37.35	0.0914824	2.329
37.4	0.0916934	2.342
37.45	0.0919195	2.355
37.5	0.0921607	2.368
37.55	0.0924171	2.381
37.6	0.0926888	2.394
37.65	0.092976	2.408
37.7	0.0932786	2.421
37.75	0.0935968	2.434
37.8	0.0939307	2.448
37.85	0.0942804	2.462
37.9	0.0946461	2.475
37.95	0.0950279	2.489
38.0	0.0954259	2.503
38.05	0.0958403	2.517
38.1	0.0962712	2.531
38.15	0.0967188	2.545
38.2	0.0971834	2.56
38.25	0.097665	2.574
38.3	0.0981638	2.589
38.35	0.0986802	2.603
38.4	0.0992142	2.618
38.45	0.0997662	2.633
38.5	0.100336	2.648
38.55	0.100925	2.663
38.6	0.101532	2.678
38.65	0.102158	2.693
38.7	0.102803	2.708
38.75	0.103468	2.724
38.8	0.104153	2.74
38.85	0.104857	2.755
38.9	0.105583	2.771
38.95	0.106329	2.787
39.0	0.107096	2.804
39.05	0.107885	2.82
39.1	0.108695	2.836
39.15	0.109528	2.853
39.2	0.110384	2.87
39.25	0.111263	2.886
39.3	0.112166	2.903
39.35	0.113093	2.921
39.4	0.114044	2.938
39.45	0.115021	2.955
39.5	0.116023	2.973
39.55	0.117052	2.991
39.6	0.118108	3.009
39.65	0.119191	3.027
39.7	0.120302	3.045
39.75	0.121441	3.064
39.8	0.122611	3.082
39.85	0.12381	3.101
39.9	0.12504	3.12
39.95	0.126302	3.139
40.0	0.127596	3.159
40.05	0.128924	3.179
40.1	0.130285	3.198
40.15	0.131682	3.218
40.2	0.133114	3.239
40.25	0.134584	3.259
40.3	0.136091	3.28
40.35	0.137638	3.301
40.4	0.139224	3.322
40.45	0.140852	3.343
40.5	0.142522	3.365
40.55	0.144235	3.387
40.6	0.145994	3.409
40.65	0.147799	3.431
40.7	0.149652	3.454
40.75	0.151553	3.477
40.8	0.153506	3.5
40.85	0.155511	3.523
40.9	0.157569	3.547
40.95	0.159684	3.571
41.0	0.161856	3.595
41.05	0.164088	3.62
41.1	0.16638	3.645
41.15	0.168737	3.67
41.2	0.171159	3.696
41.25	0.17365	3.722
41.3	0.17621	3.748
41.35	0.178844	3.775
41.4	0.181553	3.802
41.45	0.184341	3.829
41.5	0.187209	3.857
41.55	0.190163	3.885
41.6	0.193203	3.914
41.65	0.196335	3.943
41.7	0.19956	3.973
41.75	0.202884	4.002
41.8	0.20631	4.033
41.85	0.209842	4.064
41.9	0.213485	4.095
41.95	0.217243	4.127
42.0	0.22112	4.159
42.05	0.225123	4.192
42.1	0.229255	4.226
42.15	0.233524	4.26
42.2	0.237935	4.294
42.25	0.242495	4.329
42.3	0.247209	4.365
42.35	0.252086	4.402
42.4	0.257133	4.439
42.45	0.262358	4.476
42.5	0.267769	4.515
42.55	0.273376	4.554
42.6	0.279188	4.594
42.65	0.285216	4.635
42.7	0.291469	4.676
42.75	0.297961	4.719
42.8	0.304704	4.762
42.85	0.31171	4.806
42.9	0.318995	4.851
42.95	0.326573	4.897
43.0	0.334461	4.944
43.05	0.342675	4.992
43.1	0.351236	5.041
43.15	0.360163	5.091
43.2	0.369478	5.142
43.25	0.379204	5.195
43.3	0.389367	5.249
43.35	0.399994	5.304
43.4	0.411115	5.36
43.45	0.422761	5.418
43.5	0.434967	5.478
43.55	0.44777	5.539
43.6	0.461213	5.601
43.65	0.475338	5.666
43.7	0.490196	5.732
43.75	0.505838	5.8
43.8	0.522323	5.87
43.85	0.539715	5.942
43.9	0.558083	6.016
43.95	0.577505	6.092
44.0	0.598066	6.171
44.05	0.619858	6.253
44.1	0.642987	6.337
44.15	0.667566	6.423
44.2	0.693724	6.513
44.25	0.721603	6.606
44.3	0.751362	6.702
44.35	0.78318	6.802
44.4	0.817257	6.906
44.45	0.853818	7.013
44.5	0.893117	7.125
44.55	0.935443	7.241
44.6	0.981123	7.362
44.65	1.03053	7.487
44.7	1.08409	7.619
44.75	1.14229	7.756
44.8	1.20569	7.899
44.85	1.27495	8.049
44.9	1.35081	8.205
44.95	1.43416	8.369
45.0	1.52601	8.541
45.05	1.62757	8.722
45.1	1.74024	8.911
45.15	1.86571	9.109
45.2	2.00593	9.318
45.25	2.16326	9.536
45.3	2.3405	9.765
45.35	2.54096	10.0
45.4	2.76861	10.25
45.45	3.02814	10.51
45.5	3.32509	10.78
45.55	3.6659	11.05
45.6	4.05787	11.32
45.65	4.50901	11.58
45.7	5.02749	11.82
45.75	5.62061	12.03
45.8	6.29292	12.19
45.85	7.04333	12.26
45.9	7.86129	12.23
45.95	8.72294	12.06
46.0	9.58928	11.72
46.05	10.4093	11.22
46.1	11.1292	10.56
46.15	11.7053	9.781
46.2	12.115	8.941
46.25	12.3587	8.09
46.3	12.4555	7.27
46.35	12.434	6.51
46.4	12.3242	5.824
46.45	12.1532	5.216
46.5	11.9427	4.683
46.55	11.709	4.217
46.6	11.4638	3.813
46.65	11.2154	3.46
46.7	10.9691	3.153
46.75	10.7284	2.885
46.8	10.4955	2.649
46.85	10.2716	2.442
46.9	10.0572	2.259
46.95	9.85253	2.096
47.0	9.6575	1.951
47.05	9.47182	1.821
47.1	9.29513	1.705
47.15	9.127	1.6
47.2	8.96698	1.505
47.25	8.81459	1.419
47.3	8.6694	1.34
47.35	8.53096	1.269
47.4	8.39887	1.203
47.45	8.27271	1.143
47.5	8.15213	1.088
47.55	8.03678	1.037
47.6	7.92633	0.9897
47.65	7.82049	0.9459
47.7	7.71898	0.9053
47.75	7.62154	0.8675
47.8	7.52792	0.8322
47.85	7.43791	0.7993
47.9	7.3513	0.7685
47.95	7.2679	0.7396
48.0	7.18753	0.7125
48.05	7.11002	0.6871
48.1	7.03521	0.6631
48.15	6.96298	0.6405
48.2	6.89317	0.6192
48.25	6.82567	0.599
48.3	6.76036	0.5799
48.35	6.69713	0.5619
48.4	6.63589	0.5447
48.45	6.57652	0.5285
48.5	6.51895	0.513
48.55	6.4631	0.4983
48.6	6.40887	0.4843
48.65	6.35621	0.4709
48.7	6.30504	0.4582
48.75	6.25529	0.446
48.8	6.2069	0.4344
48.85	6.15982	0.4233
48.9	6.11399	0.4127
48.95	6.06936	0.4025
49.0	6.02588	0.3927
49.05	5.98351	0.3834
49.1	5.94219	0.3744
49.15	5.9019	0.3658
49.2	5.86258	0.3575
49.25	5.82421	0.3495
49.3	5.78675	0.3418
49.35	5.75016	0.3344
49.4	5.71441	0.3273
49.45	5.67948	0.3204
49.5	5.64533	0.3138
49.55	5.61194	0.3074
49.6	5.57928	0.3013
49.65	5.54732	0.2953
49.7	5.51604	0.2896
49.75	5.48542	0.284
49.8	5.45545	0.2786
49.85	5.42608	0.2734
49.9	5.39732	0.2684
49.95	5.36913	0.2635
50.0	5.3415	0.2588
50.05	5.31441	0.2542
50.1	5.28785	0.2498
50.15	5.2618	0.2454
50.2	5.23624	0.2413
50.25	5.21117	0.2372
50.3	5.18655	0.2333
50.35	5.1624	0.2294
50.4	5.13868	0.2257
50.45	5.11539	0.2221
50.5	5.09251	0.2186
50.55	5.07003	0.2152
50.6	5.04795	0.2119
50.65	5.02625	0.2086
50.7	5.00492	0.2055
50.75	4.98396	0.2024
50.8	4.96334	0.1994
50.85	4.94307	0.1965
50.9	4.92313	0.1937
50.95	4.90352	0.1909
51.0	4.88422	0.1882
51.05	4.86523	0.1856
51.1	4.84655	0.183
51.15	4.82815	0.1805
51.2	4.81005	0.1781
51.25	4.79222	0.1757
51.3	4.77467	0.1733
51.35	4.75738	0.1711
51.4	4.74036	0.1688
51.45	4.72358	0.1667
51.5	4.70706	0.1645
51.55	4.69078	0.1625
51.6	4.67473	0.1604
51.65	4.65892	0.1585
51.7	4.64333	0.1565
51.75	4.62796	0.1546
51.8	4.61282	0.1528
51.85	4.59788	0.1509
51.9	4.58315	0.1492
51.95	4.56862	0.1474
52.0	4.55429	0.1457
52.05	4.54015	0.144
52.1	4.52621	0.1424
52.15	4.51245	0.1408
52.2	4.49887	0.1392
52.25	4.48547	0.1377
52.3	4.47225	0.1362
52.35	4.4592	0.1347
52.4	4.44631	0.1332
52.45	4.43359	0.1318
52.5	4.42103	0.1304
52.55	4.40863	0.129
52.6	4.39638	0.1277
52.65	4.38429	0.1264
52.7	4.37234	0.1251
52.75	4.36055	0.1238
52.8	4.34889	0.1225
52.85	4.33738	0.1213
52.9	4.326	0.1201
52.95	4.31476	0.1189
53.0	4.30365	0.1178
53.05	4.29267	0.1166
53.1	4.28182	0.1155
53.15	4.2711	0.1144
53.2	4.2605	0.1133
53.25	4.25002	0.1122
53.3	4.23966	0.1112
53.35	4.22942	0.1102
53.4	4.2193	0.1091
53.45	4.20928	0.1081
53.5	4.19938	0.1072
53.55	4.18959	0.1062
53.6	4.1799	0.1053
53.65	4.17032	0.1043
53.7	4.16085	0.1034
53.75	4.15148	0.1025
53.8	4.1422	0.1016
53.85	4.13303	0.1007
53.9	4.12395	0.09987
53.95	4.11497	0.09903
54.0	4.10608	0.09819
54.05	4.09729	0.09737
54.1	4.08858	0.09656
54.15	4.07997	0.09576
54.2	4.07144	0.09498
54.25	4.063	0.0942
54.3	4.05465	0.09344
54.35	4.04638	0.09269
54.4	4.03819	0.09195
54.45	4.03008	0.09122
54.5	4.02206	0.0905
54.55	4.01411	0.08979
54.6	4.00624	0.0891
54.65	3.99845	0.08841
54.7	3.99073	0.08773
54.75	3.98309	0.08706
54.8	3.97552	0.0864
54.85	3.96802	0.08575
54.9	3.9606	0.08511
54.95	3.95324	0.08448
55.0	3.94596	0.08385
55.05	3.93874	0.08324
55.1	3.93159	0.08263
55.15	3.9245	0.08203
55.2	3.91748	0.08144
55.25	3.91053	0.08086
55.3	3.90363	0.08028
55.35	3.8968	0.07971
55.4	3.89004	0.07915
55.45	3.88333	0.0786
55.5	3.87668	0.07805
55.55	3.87009	0.07751
55.6	3.86356	0.07698
55.65	3.85709	0.07646
55.7	3.85068	0.07594
55.75	3.84432	0.07542
55.8	3.83801	0.07492
55.85	3.83176	0.07442
55.9	3.82557	0.07393
55.95	3.81942	0.07344
56.0	3.81333	0.07296
56.05	3.8073	0.07248
56.1	3.80131	0.07201
56.15	3.79537	0.07155
56.2	3.78948	0.07109
56.25	3.78364	0.07064
56.3	3.77786	0.07019
56.35	3.77211	0.06975
56.4	3.76642	0.06931
56.45	3.76077	0.06888
56.5	3.75517	0.06845
56.55	3.74961	0.06803
56.6	3.7441	0.06761
56.65	3.73863	0.0672
56.7	3.73321	0.06679
56.75	3.72783	0.06639
56.8	3.72249	0.06599
56.85	3.7172	0.06559
56.9	3.71194	0.0652
56.95	3.70673	0.06482
57.0	3.70156	0.06444
57.05	3.69643	0.06406
57.1	3.69134	0.06369
57.15	3.68629	0.06332
57.2	3.68128	0.06295
57.25	3.6763	0.06259
57.3	3.67136	0.06224
57.35	3.66647	0.06188
57.4	3.6616	0.06153
57.45	3.65678	0.06119
57.5	3.65199	0.06085
57.55	3.64724	0.06051
57.6	3.64252	0.06017
57.65	3.63784	0.05984
57.7	3.63319	0.05951
57.75	3.62857	0.05919
57.8	3.62399	0.05887
57.85	3.61945	0.05855
57.9	3.61493	0.05824
57.95	3.61045	0.05792
58.0	3.60601	0.05762
58.05	3.60159	0.05731
58.1	3.59721	0.05701
58.15	3.59285	0.05671
58.2	3.58853	0.05641
58.25	3.58424	0.05612
58.3	3.57998	0.05583
58.35	3.57575	0.05554
58.4	3.57154	0.05526
58.45	3.56737	0.05498
58.5	3.56323	0.0547
58.55	3.55912	0.05442
58.6	3.55503	0.05415
58.65	3.55097	0.05388
58.7	3.54694	0.05361
58.75	3.54294	0.05334
58.8	3.53896	0.05308
58.85	3.53502	0.05282
58.9	3.5311	0.05256
58.95	3.5272	0.0523
59.0	3.52333	0.05205
59.05	3.51949	0.0518
59.1	3.51567	0.05155
59.15	3.51188	0.0513
59.2	3.50811	0.05106
59.25	3.50437	0.05082
59.3	3.50066	0.05058
59.35	3.49696	0.05034
59.4	3.4933	0.0501
59.45	3.48965	0.04987
59.5	3.48603	0.04964
59.55	3.48243	0.04941
59.6	3.47886	0.04918
59.65	3.47531	0.04895
59.7	3.47178	0.04873
59.75	3.46827	0.04851
59.8	3.46479	0.04829
59.85	3.46133	0.04807
59.9	3.45789	0.04786
59.95	3.45447	0.04764
60.0	3.45108	0.04743
60.05	3.4477	0.04722
60.1	3.44435	0.04701
60.15	3.44101	0.0468
60.2	3.4377	0.0466
60.25	3.43441	0.0464
60.3	3.43114	0.04619
60.35	3.42789	0.046
60.4	3.42466	0.0458
60.45	3.42144	0.0456
60.5	3.41825	0.04541
60.55	3.41508	0.04521
60.6	3.41193	0.04502
60.65	3.40879	0.04483
60.7	3.40568	0.04464
60.75	3.40258	0.04446
60.8	3.3995	0.04427
60.85	3.39644	0.04409
60.9	3.3934	0.0439
60.95	3.39038	0.04372
61.0	3.38737	0.04354
61.05	3.38438	0.04336
61.1	3.38141	0.04319
61.15	3.37846	0.04301
61.2	3.37552	0.04284
61.25	3.3726	0.04267
61.3	3.3697	0.04249
61.35	3.36682	0.04232
61.4	3.36395	0.04216
61.45	3.3611	0.04199
61.5	3.35826	0.04182
61.55	3.35544	0.04166
61.6	3.35264	0.04149
61.65	3.34985	0.04133
61.7	3.34708	0.04117
61.75	3.34433	0.04101
61.8	3.34159	0.04085
61.85	3.33886	0.0407
61.9	3.33615	0.04054
61.95	3.33346	0.04038
62.0	3.33078	0.04023
62.05	3.32811	0.04008
62.1	3.32546	0.03993
62.15	3.32283	0.03978
62.2	3.32021	0.03963
62.25	3.3176	0.03948
62.3	3.31501	0.03933
62.35	3.31243	0.03919
62.4	3.30987	0.03904
62.45	3.30732	0.0389
62.5	3.30479	0.03875
62.55	3.30226	0.03861
62.6	3.29976	0.03847
62.65	3.29726	0.03833
62.7	3.29478	0.03819
62.75	3.29231	0.03805
62.8	3.28986	0.03792
62.85	3.28741	0.03778
62.9	3.28499	0.03765
62.95	3.28257	0.03751
63.0	3.28017	0.03738
63.05	3.27778	0.03725
63.1	3.2754	0.03712
63.15	3.27303	0.03699
63.2	3.27068	0.03686
63.25	3.26834	0.03673
63.3	3.26601	0.0366
63.35	3.26369	0.03647
63.4	3.26139	0.03635
63.45	3.2591	0.03622
63.5	3.25682	0.0361
63.55	3.25455	0.03598
63.6	3.25229	0.03585
63.65	3.25004	0.03573
63.7	3.24781	0.03561
63.75	3.24559	0.03549
63.8	3.24337	0.03537
63.85	3.24117	0.03525
63.9	3.23898	0.03513
63.95	3.23681	0.03502
64.0	3.23464	0.0349
64.05	3.23248	0.03479
64.1	3.23034	0.03467
64.15	3.2282	0.03456
64.2	3.22608	0.03444
64.25	3.22396	0.03433
64.3	3.22186	0.03422
64.35	3.21977	0.03411
64.4	3.21768	0.034
64.45	3.21561	0.03389
64.5	3.21355	0.03378
64.55	3.21149	0.03367
64.6	3.20945	0.03357
64.65	3.20742	0.03346
64.7	3.2054	0.03335
64.75	3.20338	0.03325
64.8	3.20138	0.03314
64.85	3.19939	0.03304
64.9	3.1974	0.03294
64.95	3.19543	0.03283
65.0	3.19347	0.03273
65.05	3.19151	0.03263
65.1	3.18956	0.03253
65.15	3.18763	0.03243
65.2	3.1857	0.03233
65.25	3.18378	0.03223
65.3	3.18187	0.03213
65.35	3.17997	0.03203
65.4	3.17808	0.03194
65.45	3.1762	0.03184
65.5	3.17432	0.03174
65.55	3.17246	0.03165
65.6	3.1706	0.03155
65.65	3.16875	0.03146
65.7	3.16692	0.03136
65.75	3.16508	0.03127
65.8	3.16326	0.03118
65.85	3.16145	0.03109
65.9	3.15964	0.03099
65.95	3.15785	0.0309
66.0	3.15606	0.03081
66.05	3.15428	0.03072
66.1	3.1525	0.03063
66.15	3.15074	0.03055
66.2	3.14898	0.03046
66.25	3.14723	0.03037
66.3	3.14549	0.03028
66.35	3.14376	0.03019
66.4	3.14204	0.03011
66.45	3.14032	0.03002
66.5	3.13861	0.02994
66.55	3.13691	0.02985
66.6	3.13521	0.02977
66.65	3.13352	0.02968
66.7	3.13185	0.0296
66.75	3.13017	0.02952
66.8	3.12851	0.02943
66.85	3.12685	0.02935
66.9	3.1252	0.02927
66.95	3.12356	0.02919
67.0	3.12192	0.02911
67.05	3.12029	0.02903
67.1	3.11867	0.02895
67.15	3.11706	0.02887
67.2	3.11545	0.02879
67.25	3.11385	0.02871
67.3	3.11226	0.02863
67.35	3.11067	0.02856
67.4	3.10909	0.02848
67.45	3.10752	0.0284
67.5	3.10595	0.02833
67.55	3.10439	0.02825
67.6	3.10284	0.02818
67.65	3.1013	0.0281
67.7	3.09976	0.02803
67.75	3.09822	0.02795
67.8	3.0967	0.02788
67.85	3.09518	0.0278
67.9	3.09366	0.02773
67.95	3.09216	0.02766
68.0	3.09066	0.02759
68.05	3.08916	0.02751
68.1	3.08767	0.02744
68.15	3.08619	0.02737
68.2	3.08472	0.0273
68.25	3.08325	0.02723
68.3	3.08178	0.02716
68.35	3.08033	0.02709
68.4	3.07887	0.02702
68.45	3.07743	0.02695
68.5	3.07599	0.02688
68.55	3.07456	0.02681
68.6	3.07313	0.02675
68.65	3.07171	0.02668
68.7	3.07029	0.02661
68.75	3.06888	0.02655
68.8	3.06748	0.02648
68.85	3.06608	0.02641
68.9	3.06468	0.02635
68.95	3.0633	0.02628
69.0	3.06191	0.02622
69.05	3.06054	0.02615
69.1	3.05917	0.02609
69.15	3.0578	0.02602
69.2	3.05644	0.02596
69.25	3.05509	0.02589
69.3	3.05374	0.02583
69.35	3.0524	0.02577
69.4	3.05106	0.02571
69.45	3.04973	0.02564
69.5	3.0484	0.02558
69.55	3.04708	0.02552
69.6	3.04576	0.02546
69.65	3.04445	0.0254
69.7	3.04314	0.02534
69.75	3.04184	0.02528
69.8	3.04054	0.02522
69.85	3.03925	0.02516
69.9	3.03797	0.0251
69.95	3.03669	0.02504
70.0	3.03541	0.02498
70.05	3.03414	0.02492
70.1	3.03287	0.02486
70.15	3.03161	0.0248
70.2	3.03035	0.02474
70.25	3.0291	0.02469
70.3	3.02786	0.02463
70.35	3.02661	0.02457
70.4	3.02538	0.02452
70.45	3.02414	0.02446
70.5	3.02292	0.0244
70.55	3.02169	0.02435
70.6	3.02048	0.02429
70.65	3.01926	0.02424
70.7	3.01805	0.02418
70.75	3.01685	0.02413
70.8	3.01565	0.02407
70.85	3.01445	0.02402
70.9	3.01326	0.02396
70.95	3.01208	0.02391
71.0	3.01089	0.02385
71.05	3.00972	0.0238
71.1	3.00854	0.02375
71.15	3.00737	0.02369
71.2	3.00621	0.02364
71.25	3.00505	0.02359
71.3	3.00389	0.02354
71.35	3.00274	0.02349
71.4	3.0016	0.02343
71.45	3.00045	0.02338
71.5	2.99931	0.02333
71.55	2.99818	0.02328
71.6	2.99705	0.02323
71.65	2.99592	0.02318
71.7	2.9948	0.02313
71.75	2.99368	0.02308
71.8	2.99257	0.02303
71.85	2.99146	0.02298
71.9	2.99035	0.02293
71.95	2.98925	0.02288
72.0	2.98815	0.02283
72.05	2.98706	0.02278
72.1	2.98597	0.02273
72.15	2.98489	0.02268
72.2	2.9838	0.02264
72.25	2.98273	0.02259
72.3	2.98165	0.02254
72.35	2.98058	0.02249
72.4	2.97952	0.02245
72.45	2.97845	0.0224
72.5	2.97739	0.02235
72.55	2.97634	0.0223
72.6	2.97529	0.02226
72.65	2.97424	0.02221
72.7	2.9732	0.02217
72.75	2.97216	0.02212
72.8	2.97112	0.02207
72.85	2.97009	0.02203
72.9	2.96906	0.02198
72.95	2.96803	0.02194
73.0	2.96701	0.02189
73.05	2.96599	0.02185
73.1	2.96498	0.0218
73.15	2.96397	0.02176
73.2	2.96296	0.02172
73.25	2.96196	0.02167
73.3	2.96096	0.02163
73.35	2.95996	0.02158
73.4	2.95897	0.02154
73.45	2.95798	0.0215
73.5	2.95699	0.02145
73.55	2.95601	0.02141
73.6	2.95503	0.02137
73.65	2.95405	0.02133
73.7	2.95308	0.02128
73.75	2.95211	0.02124
73.8	2.95114	0.0212
73.85	2.95018	0.02116
73.9	2.94922	0.02112
73.95	2.94826	0.02107
74.0	2.94731	0.02103
74.05	2.94636	0.02099
74.1	2.94541	0.02095
74.15	2.94447	0.02091
74.2	2.94353	0.02087
74.25	2.94259	0.02083
74.3	2.94165	0.02079
74.35	2.94072	0.02075
74.4	2.93979	0.02071
74.45	2.93887	0.02067
74.5	2.93795	0.02063
74.55	2.93703	0.02059
74.6	2.93611	0.02055
74.65	2.9352	0.02051
74.7	2.93429	0.02047
74.75	2.93339	0.02043
74.8	2.93248	0.02039
74.85	2.93158	0.02035
74.9	2.93069	0.02032
74.95	2.92979	0.02028
75.0	2.9289	0.02024
75.05	2.92801	0.0202
75.1	2.92713	0.02016
75.15	2.92624	0.02013
75.2	2.92536	0.02009
75.25	2.92449	0.02005
75.3	2.92361	0.02001
75.35	2.92274	0.01998
75.4	2.92187	0.01994
75.45	2.92101	0.0199
75.5	2.92015	0.01987
75.55	2.91929	0.01983
75.6	2.91843	0.01979
75.65	2.91757	0.01976
75.7	2.91672	0.01972
75.75	2.91587	0.01968
75.8	2.91503	0.01965
75.85	2.91418	0.01961
75.9	2.91334	0.01958
75.95	2.91251	0.01954
76.0	2.91167	0.01951
76.05	2.91084	0.01947
76.1	2.91001	0.01944
76.15	2.90918	0.0194
76.2	2.90836	0.01937
76.25	2.90754	0.01933
76.3	2.90672	0.0193
76.35	2.9059	0.01926
76.4	2.90509	0.01923
76.45	2.90427	0.01919
76.5	2.90347	0.01916
76.55	2.90266	0.01913
76.6	2.90186	0.01909
76.65	2.90105	0.01906
76.7	2.90026	0.01903
76.75	2.89946	0.01899
76.8	2.89867	0.01896
76.85	2.89787	0.01893
76.9	2.89709	0.01889
76.95	2.8963	0.01886
77.0	2.89551	0.01883
77.05	2.89473	0.01879
77.1	2.89395	0.01876
77.15	2.89318	0.01873
77.2	2.8924	0.0187
77.25	2.89163	0.01866
77.3	2.89086	0.01863
77.35	2.8901	0.0186
77.4	2.88933	0.01857
77.45	2.88857	0.01854
77.5	2.88781	0.01851
77.55	2.88705	0.01847
77.6	2.8863	0.01844
77.65	2.88554	0.01841
77.7	2.88479	0.01838
77.75	2.88404	0.01835
77.8	2.8833	0.01832
77.85	2.88255	0.01829
77.9	2.88181	0.01826
77.95	2.88107	0.01823
78.0	2.88034	0.01819
78.05	2.8796	0.01816
78.1	2.87887	0.01813
78.15	2.87814	0.0181
78.2	2.87741	0.01807
78.25	2.87668	0.01804
78.3	2.87596	0.01801
78.35	2.87524	0.01798
78.4	2.87452	0.01795
78.45	2.8738	0.01793
78.5	2.87309	0.0179
78.55	2.87237	0.01787
78.6	2.87166	0.01784
78.65	2.87095	0.01781
78.7	2.87025	0.01778
78.75	2.86954	0.01775
78.8	2.86884	0.01772
78.85	2.86814	0.01769
78.9	2.86744	0.01766
78.95	2.86675	0.01763
79.0	2.86605	0.01761
79.05	2.86536	0.01758
79.1	2.86467	0.01755
79.15	2.86398	0.01752
79.2	2.8633	0.01749
79.25	2.86261	0.01747
79.3	2.86193	0.01744
79.35	2.86125	0.01741
79.4	2.86057	0.01738
79.45	2.8599	0.01735
79.5	2.85922	0.01733
79.55	2.85855	0.0173
79.6	2.85788	0.01727
79.65	2.85721	0.01725
79.7	2.85655	0.01722
79.75	2.85588	0.01719
79.8	2.85522	0.01716
79.85	2.85456	0.01714
79.9	2.8539	0.01711
79.95	2.85324	0.01708
80.0	2.85259	0.01706

Optical transmission calculator

Free-standing sample in vacuum, normal incidence

Transmittance T: —
Reflectance R: —

Fresnel reflection calculator

R_p: —
R_s: —
R = (R_p+R_s)/2: —
Phase φ_p: —
Phase φ_s: —
Brewster angle θ_B: —
Critical angle θ_C: —

SrF₂ (Strontium fluoride): all datasets

About SrF2 (Strontium fluoride)

Strontium fluoride (SrF₂) is an inorganic compound that appears as a white crystalline solid at room temperature. With a high melting point and good thermal stability, it is often used in optical applications due to its notable transparency to ultraviolet and visible wavelengths. Its optical clarity has led to its use in the manufacture of windows and lenses, especially in specialized optical systems. Additionally, SrF₂ is employed as a thin film in the production of optical coatings, thanks to its low refractive index. Moreover, the compound is explored for potential use in fluoride ion batteries due to its high ionic conductivity. In nature, strontium fluoride occurs as the mineral strontianite, though most commercial preparations are synthesized through chemical reactions.

More about SrF2 (Strontium fluoride) →

Provenance

Version: 1 (snapshot c5c2f18)
Source page: refractiveindex.info
Original file: database/data/main/SrF2/nk/Kaiser.yml
ID: ds_13cb06690186
API: /v1/datasets/ds_13cb06690186

Plot