Optical constants

Refractive index of TaS₂ (Tantalum disulfide)

Munkhbat et al. 2022: multilayer flakes; n,k(o) 0.30–1.69 µm

Data: tabulated nk
Range: 0.3–1.69 µm
Points: 977
Optical axis: o
Licence: CC0-1.0

Uniaxial crystal, axes: oe

Axis Log x Log y

Click the plot to set the calculator wavelength.

At one wavelength

Refractive index n: 2.97707
Extinction coefficient k: 0.381246

Permittivity ε₁: 8.71757
Permittivity ε₂: 2.26999

Absorption coefficient α: 81533.1 cm⁻¹
Penetration depth δ = λ/(2πk): 245.299 nm

Abbe number V_d: —
Chromatic dispersion dn/dλ: -3.61 µm⁻¹

Group index n_g: 5.0983
Group velocity dispersion: — fs²/mm

Dispersion parameter D: — ps/(nm·km)
Photon energy: 2.11001 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

# TaS2 (Tantalum disulfide): Munkhbat et al. 2022: multilayer flakes; n,k(o) 0.30–1.69 µm
tas2 = ls.fetch_refractiveindex("main", "TaS2", "Munkhbat-o", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(tas2.range_nm)  # (300, 1690) nm
eps = tas2.eps([633])  # 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_b558a475ff55/lightsmith"
tas2 = ls.Tabulated.model_validate(json.load(urllib.request.urlopen(url)))
print(tas2.source)  # citation and provenance travel with the data

Any dataset here, as the library's Tabulated material (tas2/munkhbat-2022-o).

# ... load tas2 as above, then:
sim = ls.Simulation(
    particles=[ls.Particle(shape=ls.Sphere(radius_nm=50), material=tas2)],
    medium_index=1.0,
    wavelengths=ls.WavelengthRange(start_nm=400, stop_nm=1000, 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

Multilayer flakes. In-plane (ordinary ray, o). Room temperature.

Conditions

direction: o

References

B. Munkhbat, P. Wrobel, T. J. Antosiewicz, T. O. Shegai. Optical constants of several multilayer transition metal dichalcogenides spectroscopic ellipsometry in the 300–1700 nm range: High index, anisotropy, and hyperbolicity. ACS Photonics 9, 2398–2407 (2022) (Numerical data kindly provided by Tomasz Antosiewicz)

doi:10.1021/acsphotonics.2c00433 Optical Constants of Several Multilayer Transition Metal Dichalcogenides Measured by Spectroscopic Ellipsometry in the 300–1700 nm Range: High Index, Anisotropy, and Hyperbolicity, ACS Photonics (2022)

Cite

Battulga Munkhbat, Piotr Wróbel, Tomasz J. Antosiewicz and Timur O. Shegai. Optical Constants of Several Multilayer Transition Metal Dichalcogenides Measured by Spectroscopic Ellipsometry in the 300–1700 nm Range: High Index, Anisotropy, and Hyperbolicity. ACS Photonics, 9, 2398-2407 (2022), doi:10.1021/acsphotonics.2c00433; Data from the refractiveindex.info database (M. N. Polyanskiy, Sci. Data 11, 94 (2024), doi:10.1038/s41597-023-02898-2)

Data

977 rows as published

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

TaS2 (Tantalum disulfide), Munkhbat et al. 2022: multilayer flakes; n,k(o) 0.30–1.69 µm: n and k versus wavelength
λ (µm)	n	k
0.3	2.650291	1.575713
0.301	2.65218	1.575759
0.302	2.654116	1.575949
0.303	2.656104	1.576279
0.304	2.658149	1.57675
0.305	2.660256	1.577358
0.306	2.662432	1.578101
0.307	2.664681	1.578979
0.308	2.667008	1.579987
0.309	2.66942	1.581125
0.31	2.671921	1.582388
0.311	2.674516	1.583775
0.312	2.677212	1.585282
0.313	2.680013	1.586907
0.314	2.682924	1.588645
0.315	2.685951	1.590494
0.316	2.689099	1.59245
0.317	2.692372	1.594509
0.318	2.695777	1.596666
0.319	2.699318	1.598918
0.32	2.703	1.60126
0.321	2.706828	1.603687
0.322	2.710807	1.606194
0.323	2.714941	1.608777
0.324	2.719236	1.61143
0.325	2.723695	1.614147
0.326	2.728323	1.616923
0.327	2.733124	1.619751
0.328	2.738103	1.622625
0.329	2.743263	1.625539
0.33	2.748608	1.628486
0.331	2.754142	1.63146
0.332	2.759869	1.634452
0.333	2.76579	1.637456
0.334	2.77191	1.640464
0.335	2.778231	1.643468
0.336	2.784756	1.646461
0.337	2.791487	1.649433
0.338	2.798426	1.652377
0.339	2.805574	1.655283
0.34	2.812932	1.658144
0.341	2.820503	1.660949
0.342	2.828286	1.66369
0.343	2.836282	1.666358
0.344	2.84449	1.668943
0.345	2.852911	1.671435
0.346	2.861543	1.673825
0.347	2.870386	1.676103
0.348	2.879436	1.678259
0.349	2.888693	1.680283
0.35	2.898153	1.682165
0.351	2.907814	1.683895
0.352	2.917672	1.685464
0.353	2.927723	1.686861
0.354	2.937962	1.688077
0.355	2.948384	1.689101
0.356	2.958985	1.689925
0.357	2.969757	1.690538
0.358	2.980694	1.690931
0.359	2.991789	1.691096
0.36	3.003035	1.691023
0.361	3.014424	1.690703
0.362	3.025946	1.690129
0.363	3.037594	1.689293
0.364	3.049357	1.688186
0.365	3.061226	1.686802
0.366	3.07319	1.685133
0.367	3.085239	1.683174
0.368	3.097361	1.680919
0.369	3.109545	1.678362
0.37	3.121779	1.675499
0.371	3.134051	1.672325
0.372	3.146348	1.668836
0.373	3.158658	1.665031
0.374	3.170969	1.660906
0.375	3.183266	1.656459
0.376	3.195537	1.651691
0.377	3.207768	1.646599
0.378	3.219946	1.641185
0.379	3.232059	1.635449
0.38	3.244092	1.629394
0.381	3.256032	1.623021
0.382	3.267867	1.616334
0.383	3.279583	1.609336
0.384	3.291168	1.602032
0.385	3.30261	1.594427
0.386	3.313896	1.586526
0.387	3.325014	1.578336
0.388	3.335953	1.569863
0.389	3.346703	1.561116
0.39	3.357252	1.552102
0.391	3.367591	1.542828
0.392	3.37771	1.533306
0.393	3.387599	1.523543
0.394	3.397251	1.51355
0.395	3.406658	1.503336
0.396	3.415812	1.492912
0.397	3.424706	1.48229
0.398	3.433334	1.471478
0.399	3.441691	1.46049
0.4	3.449771	1.449336
0.401	3.457572	1.438027
0.402	3.465088	1.426575
0.403	3.472317	1.414992
0.404	3.479257	1.403289
0.405	3.485905	1.391477
0.406	3.49226	1.379567
0.407	3.498322	1.367572
0.408	3.50409	1.355502
0.409	3.509566	1.343368
0.41	3.514748	1.331181
0.411	3.51964	1.318952
0.412	3.524243	1.30669
0.413	3.528559	1.294406
0.414	3.532591	1.282109
0.415	3.536342	1.269809
0.416	3.539815	1.257516
0.417	3.543014	1.245237
0.418	3.545943	1.232981
0.419	3.548606	1.220757
0.42	3.551009	1.208572
0.421	3.553156	1.196433
0.422	3.555052	1.184349
0.423	3.556701	1.172324
0.424	3.558111	1.160366
0.425	3.559285	1.148481
0.426	3.560231	1.136674
0.427	3.560952	1.12495
0.428	3.561457	1.113315
0.429	3.561749	1.101773
0.43	3.561835	1.090328
0.431	3.561721	1.078984
0.432	3.561413	1.067745
0.433	3.560917	1.056614
0.434	3.560239	1.045595
0.435	3.559384	1.034689
0.436	3.558359	1.0239
0.437	3.557169	1.013229
0.438	3.555819	1.002679
0.439	3.554316	0.9922513
0.44	3.552665	0.9819474
0.441	3.550872	0.9717685
0.442	3.548941	0.9617157
0.443	3.546878	0.9517899
0.444	3.544688	0.9419918
0.445	3.542377	0.9323218
0.446	3.539949	0.9227803
0.447	3.537408	0.9133675
0.448	3.534761	0.9040833
0.449	3.53201	0.8949277
0.45	3.529161	0.8859004
0.451	3.526218	0.8770012
0.452	3.523185	0.8682293
0.453	3.520067	0.8595844
0.454	3.516866	0.8510657
0.455	3.513588	0.8426724
0.456	3.510235	0.8344038
0.457	3.506812	0.8262588
0.458	3.503322	0.8182365
0.459	3.499767	0.8103358
0.46	3.496153	0.8025555
0.461	3.492481	0.7948946
0.462	3.488754	0.7873518
0.463	3.484976	0.7799259
0.464	3.48115	0.7726155
0.465	3.477278	0.7654192
0.466	3.473362	0.7583358
0.467	3.469406	0.7513639
0.468	3.465411	0.7445021
0.469	3.461381	0.7377488
0.47	3.457316	0.7311028
0.471	3.45322	0.7245625
0.472	3.449095	0.7181264
0.473	3.444942	0.7117932
0.474	3.440764	0.7055613
0.475	3.436561	0.6994292
0.476	3.432337	0.6933955
0.477	3.428092	0.6874588
0.478	3.423829	0.6816175
0.479	3.419548	0.6758702
0.48	3.415252	0.6702154
0.481	3.410941	0.6646517
0.482	3.406617	0.6591775
0.483	3.402282	0.6537917
0.484	3.397936	0.6484926
0.485	3.393581	0.6432789
0.486	3.389217	0.6381492
0.487	3.384847	0.6331022
0.488	3.38047	0.6281364
0.489	3.376089	0.6232505
0.49	3.371703	0.6184433
0.491	3.367314	0.6137133
0.492	3.362922	0.6090593
0.493	3.358529	0.60448
0.494	3.354135	0.5999742
0.495	3.349741	0.5955405
0.496	3.345347	0.5911779
0.497	3.340955	0.586885
0.498	3.336564	0.5826607
0.499	3.332176	0.5785039
0.5	3.32779	0.5744133
0.501	3.323408	0.5703879
0.502	3.31903	0.5664265
0.503	3.314657	0.562528
0.504	3.310288	0.5586914
0.505	3.305925	0.5549155
0.506	3.301567	0.5511995
0.507	3.297216	0.5475421
0.508	3.292871	0.5439425
0.509	3.288533	0.5403997
0.51	3.284201	0.5369126
0.511	3.279878	0.5334804
0.512	3.275562	0.5301021
0.513	3.271253	0.5267767
0.514	3.266953	0.5235035
0.515	3.262661	0.5202814
0.516	3.258378	0.5171096
0.517	3.254104	0.5139874
0.518	3.249838	0.5109138
0.519	3.245582	0.5078881
0.52	3.241335	0.5049094
0.521	3.237097	0.5019769
0.522	3.232869	0.4990899
0.523	3.228651	0.4962477
0.524	3.224442	0.4934494
0.525	3.220243	0.4906944
0.526	3.216055	0.4879819
0.527	3.211876	0.4853113
0.528	3.207707	0.4826819
0.529	3.203549	0.4800929
0.53	3.1994	0.4775437
0.531	3.195262	0.4750338
0.532	3.191134	0.4725624
0.533	3.187017	0.4701289
0.534	3.18291	0.4677328
0.535	3.178813	0.4653734
0.536	3.174727	0.4630501
0.537	3.170651	0.4607625
0.538	3.166585	0.4585098
0.539	3.16253	0.4562916
0.54	3.158485	0.4541073
0.541	3.154451	0.4519564
0.542	3.150427	0.4498384
0.543	3.146413	0.4477528
0.544	3.142409	0.4456991
0.545	3.138416	0.4436767
0.546	3.134433	0.4416853
0.547	3.130461	0.4397243
0.548	3.126498	0.4377933
0.549	3.122545	0.4358918
0.55	3.118603	0.4340194
0.551	3.114671	0.4321757
0.552	3.110748	0.4303602
0.553	3.106836	0.4285725
0.554	3.102933	0.4268123
0.555	3.09904	0.4250791
0.556	3.095157	0.4233725
0.557	3.091284	0.4216921
0.558	3.08742	0.4200376
0.559	3.083566	0.4184086
0.56	3.079721	0.4168048
0.561	3.075886	0.4152257
0.562	3.07206	0.4136711
0.563	3.068243	0.4121406
0.564	3.064436	0.4106338
0.565	3.060637	0.4091505
0.566	3.056848	0.4076903
0.567	3.053068	0.4062529
0.568	3.049296	0.404838
0.569	3.045534	0.4034453
0.57	3.04178	0.4020745
0.571	3.038035	0.4007253
0.572	3.034299	0.3993974
0.573	3.030571	0.3980905
0.574	3.026851	0.3968044
0.575	3.02314	0.3955388
0.576	3.019437	0.3942935
0.577	3.015743	0.3930681
0.578	3.012056	0.3918624
0.579	3.008378	0.3906762
0.58	3.004708	0.3895092
0.581	3.001045	0.3883613
0.582	2.99739	0.387232
0.583	2.993744	0.3861213
0.584	2.990104	0.3850289
0.585	2.986473	0.3839546
0.586	2.982848	0.3828981
0.587	2.979232	0.3818593
0.588	2.975622	0.3808379
0.589	2.97202	0.3798337
0.59	2.968425	0.3788465
0.591	2.964837	0.3778762
0.592	2.961256	0.3769225
0.593	2.957682	0.3759853
0.594	2.954115	0.3750643
0.595	2.950555	0.3741594
0.596	2.947001	0.3732703
0.597	2.943454	0.372397
0.598	2.939914	0.3715393
0.599	2.93638	0.3706969
0.6	2.932852	0.3698697
0.601	2.929331	0.3690575
0.602	2.925816	0.3682602
0.603	2.922307	0.3674777
0.604	2.918805	0.3667097
0.605	2.915308	0.3659561
0.606	2.911817	0.3652168
0.607	2.908332	0.3644916
0.608	2.904853	0.3637804
0.609	2.90138	0.363083
0.61	2.897912	0.3623993
0.611	2.89445	0.3617292
0.612	2.890994	0.3610725
0.613	2.887542	0.360429
0.614	2.884097	0.3597988
0.615	2.880656	0.3591816
0.616	2.877221	0.3585772
0.617	2.873791	0.3579857
0.618	2.870366	0.3574068
0.619	2.866946	0.3568405
0.62	2.863531	0.3562867
0.621	2.860121	0.3557451
0.622	2.856716	0.3552157
0.623	2.853315	0.3546985
0.624	2.849919	0.3541932
0.625	2.846528	0.3536999
0.626	2.843141	0.3532183
0.627	2.839759	0.3527484
0.628	2.836382	0.35229
0.629	2.833008	0.3518432
0.63	2.82964	0.3514077
0.631	2.826275	0.3509836
0.632	2.822914	0.3505706
0.633	2.819558	0.3501688
0.634	2.816206	0.3497779
0.635	2.812857	0.349398
0.636	2.809513	0.3490289
0.637	2.806173	0.3486706
0.638	2.802836	0.3483229
0.639	2.799503	0.3479859
0.64	2.796174	0.3476593
0.641	2.792849	0.3473432
0.642	2.789527	0.3470375
0.643	2.786209	0.346742
0.644	2.782895	0.3464567
0.645	2.779583	0.3461816
0.646	2.776276	0.3459165
0.647	2.772971	0.3456613
0.648	2.76967	0.3454162
0.649	2.766372	0.3451808
0.65	2.763078	0.3449552
0.651	2.759786	0.3447394
0.652	2.756498	0.3445332
0.653	2.753213	0.3443365
0.654	2.74993	0.3441494
0.655	2.746651	0.3439718
0.656	2.743375	0.3438035
0.657	2.740101	0.3436446
0.658	2.73683	0.343495
0.659	2.733562	0.3433546
0.66	2.730297	0.3432233
0.661	2.727035	0.3431012
0.662	2.723775	0.3429882
0.663	2.720518	0.3428841
0.664	2.717263	0.342789
0.665	2.714011	0.3427028
0.666	2.710761	0.3426254
0.667	2.707514	0.3425569
0.668	2.704269	0.3424971
0.669	2.701027	0.342446
0.67	2.697787	0.3424036
0.671	2.694549	0.3423698
0.672	2.691314	0.3423445
0.673	2.68808	0.3423278
0.674	2.684849	0.3423195
0.675	2.68162	0.3423197
0.676	2.678393	0.3423283
0.677	2.675169	0.3423452
0.678	2.671946	0.3423705
0.679	2.668725	0.342404
0.68	2.665507	0.3424458
0.681	2.66229	0.3424957
0.682	2.659075	0.3425538
0.683	2.655862	0.34262
0.684	2.652651	0.3426943
0.685	2.649442	0.3427767
0.686	2.646235	0.3428671
0.687	2.64303	0.3429654
0.688	2.639826	0.3430717
0.689	2.636624	0.3431859
0.69	2.633424	0.343308
0.691	2.630225	0.3434379
0.692	2.627028	0.3435757
0.693	2.623833	0.3437212
0.694	2.62064	0.3438745
0.695	2.617448	0.3440355
0.696	2.614258	0.3442041
0.697	2.611069	0.3443805
0.698	2.607882	0.3445645
0.699	2.604697	0.3447561
0.7	2.601513	0.3449553
0.701	2.598331	0.345162
0.702	2.595151	0.3453762
0.703	2.591972	0.3455979
0.704	2.588794	0.3458271
0.705	2.585618	0.3460638
0.706	2.582444	0.3463078
0.707	2.579272	0.3465593
0.708	2.576101	0.3468181
0.709	2.572931	0.3470842
0.71	2.569763	0.3473576
0.711	2.566597	0.3476384
0.712	2.563433	0.3479263
0.713	2.56027	0.3482215
0.714	2.55711	0.3485239
0.715	2.553951	0.3488335
0.716	2.550793	0.3491502
0.717	2.547638	0.349474
0.718	2.544485	0.3498049
0.719	2.541334	0.3501429
0.72	2.538186	0.3504878
0.721	2.53504	0.3508397
0.722	2.531896	0.3511985
0.723	2.528756	0.3515641
0.724	2.525621	0.3519363
0.725	2.52249	0.3523128
0.726	2.519362	0.3526927
0.727	2.516236	0.3530763
0.728	2.513112	0.3534635
0.729	2.50999	0.3538544
0.73	2.506868	0.354249
0.731	2.503748	0.3546475
0.732	2.500629	0.3550497
0.733	2.49751	0.3554558
0.734	2.494392	0.3558658
0.735	2.491274	0.3562797
0.736	2.488156	0.3566975
0.737	2.485038	0.3571193
0.738	2.481921	0.3575451
0.739	2.478803	0.3579749
0.74	2.475685	0.3584087
0.741	2.472566	0.3588466
0.742	2.469447	0.3592885
0.743	2.466327	0.3597345
0.744	2.463207	0.3601847
0.745	2.460086	0.360639
0.746	2.456964	0.3610974
0.747	2.453841	0.36156
0.748	2.450717	0.3620268
0.749	2.447592	0.3624979
0.75	2.444466	0.3629731
0.751	2.441339	0.3634527
0.752	2.43821	0.3639365
0.753	2.435081	0.3644246
0.754	2.431949	0.364917
0.755	2.428816	0.3654138
0.756	2.425682	0.3659149
0.757	2.422546	0.3664204
0.758	2.419409	0.3669303
0.759	2.416269	0.3674446
0.76	2.413128	0.3679633
0.761	2.409986	0.3684866
0.762	2.406841	0.3690142
0.763	2.403694	0.3695464
0.764	2.400545	0.3700831
0.765	2.397395	0.3706244
0.766	2.394242	0.3711702
0.767	2.391087	0.3717206
0.768	2.38793	0.3722756
0.769	2.38477	0.3728352
0.77	2.381609	0.3733994
0.771	2.378444	0.3739684
0.772	2.375278	0.374542
0.773	2.372109	0.3751203
0.774	2.368938	0.3757033
0.775	2.365764	0.3762911
0.776	2.362588	0.3768837
0.777	2.359409	0.3774811
0.778	2.356227	0.3780832
0.779	2.353043	0.3786903
0.78	2.349855	0.3793021
0.781	2.346666	0.3799189
0.782	2.343473	0.3805406
0.783	2.340277	0.3811672
0.784	2.337079	0.3817987
0.785	2.333878	0.3824352
0.786	2.330673	0.3830768
0.787	2.327466	0.3837233
0.788	2.324256	0.3843749
0.789	2.321042	0.3850315
0.79	2.317825	0.3856933
0.791	2.314606	0.3863602
0.792	2.311383	0.3870322
0.793	2.308157	0.3877094
0.794	2.304927	0.3883918
0.795	2.301694	0.3890794
0.796	2.298458	0.3897722
0.797	2.295219	0.3904703
0.798	2.291976	0.3911737
0.799	2.28873	0.3918824
0.8	2.28548	0.3925965
0.801	2.282227	0.393316
0.802	2.27897	0.3940408
0.803	2.27571	0.3947711
0.804	2.272446	0.3955068
0.805	2.269179	0.396248
0.806	2.265907	0.3969947
0.807	2.262632	0.397747
0.808	2.259354	0.3985048
0.809	2.256072	0.3992682
0.81	2.252785	0.4000372
0.811	2.249495	0.4008119
0.812	2.246202	0.4015923
0.813	2.242904	0.4023784
0.814	2.239602	0.4031702
0.815	2.236297	0.4039678
0.816	2.232988	0.4047712
0.817	2.229674	0.4055804
0.818	2.226357	0.4063955
0.819	2.223035	0.4072165
0.82	2.21971	0.4080434
0.821	2.21638	0.4088762
0.822	2.213046	0.4097151
0.823	2.209708	0.4105599
0.824	2.206366	0.4114109
0.825	2.20302	0.4122679
0.826	2.19967	0.413131
0.827	2.196315	0.4140003
0.828	2.192956	0.4148757
0.829	2.189592	0.4157574
0.83	2.186225	0.4166453
0.831	2.182853	0.4175396
0.832	2.179476	0.4184401
0.833	2.176096	0.419347
0.834	2.17271	0.4202603
0.835	2.169321	0.42118
0.836	2.165926	0.4221062
0.837	2.162528	0.4230389
0.838	2.159125	0.4239781
0.839	2.155717	0.4249239
0.84	2.152305	0.4258764
0.841	2.148888	0.4268355
0.842	2.145466	0.4278012
0.843	2.14204	0.4287737
0.844	2.138609	0.429753
0.845	2.135174	0.4307391
0.846	2.131734	0.431732
0.847	2.128289	0.4327318
0.848	2.124839	0.4337386
0.849	2.121385	0.4347523
0.85	2.117926	0.435773
0.851	2.114462	0.4368008
0.852	2.110993	0.4378357
0.853	2.10752	0.4388777
0.854	2.104041	0.439927
0.855	2.100558	0.4409834
0.856	2.097069	0.4420471
0.857	2.093576	0.4431181
0.858	2.090078	0.4441964
0.859	2.086575	0.4452822
0.86	2.083067	0.4463754
0.861	2.079554	0.4474761
0.862	2.076036	0.4485844
0.863	2.072513	0.4497002
0.864	2.068985	0.4508236
0.865	2.065452	0.4519548
0.866	2.061913	0.4530937
0.867	2.05837	0.4542403
0.868	2.054822	0.4553948
0.869	2.051268	0.4565571
0.87	2.04771	0.4577274
0.871	2.044146	0.4589056
0.872	2.040577	0.4600919
0.873	2.037003	0.4612862
0.874	2.033423	0.4624887
0.875	2.029839	0.4636993
0.876	2.026249	0.4649182
0.877	2.022654	0.4661454
0.878	2.019054	0.4673809
0.879	2.015448	0.4686248
0.88	2.011837	0.4698771
0.881	2.008221	0.471138
0.882	2.0046	0.4724074
0.883	2.000973	0.4736854
0.884	1.997342	0.4749721
0.885	1.993704	0.4762675
0.886	1.990062	0.4775717
0.887	1.986414	0.4788847
0.888	1.982761	0.4802067
0.889	1.979102	0.4815376
0.89	1.975438	0.4828775
0.891	1.971769	0.4842265
0.892	1.968094	0.4855847
0.893	1.964414	0.486952
0.894	1.960728	0.4883286
0.895	1.957037	0.4897145
0.896	1.953341	0.4911098
0.897	1.949639	0.4925146
0.898	1.945932	0.4939289
0.899	1.94222	0.4953527
0.9	1.938502	0.4967862
0.901	1.934778	0.4982294
0.902	1.93105	0.4996824
0.903	1.927315	0.5011453
0.904	1.923576	0.502618
0.905	1.919831	0.5041007
0.906	1.91608	0.5055935
0.907	1.912324	0.5070964
0.908	1.908563	0.5086094
0.909	1.904796	0.5101328
0.91	1.901024	0.5116664
0.911	1.897246	0.5132104
0.912	1.893464	0.514765
0.913	1.889675	0.51633
0.914	1.885881	0.5179057
0.915	1.882082	0.519492
0.916	1.878278	0.5210891
0.917	1.874468	0.5226971
0.918	1.870652	0.524316
0.919	1.866832	0.5259458
0.92	1.863006	0.5275868
0.921	1.859174	0.5292388
0.922	1.855337	0.5309021
0.923	1.851495	0.5325767
0.924	1.847648	0.5342627
0.925	1.843795	0.5359601
0.926	1.839937	0.537669
0.927	1.836074	0.5393896
0.928	1.832206	0.5411219
0.929	1.828332	0.5428659
0.93	1.824453	0.5446218
0.931	1.820569	0.5463897
0.932	1.816679	0.5481696
0.933	1.812785	0.5499616
0.934	1.808885	0.5517658
0.935	1.804981	0.5535823
0.936	1.801071	0.5554112
0.937	1.797156	0.5572526
0.938	1.793236	0.5591064
0.939	1.789311	0.5609729
0.94	1.785381	0.5628522
0.941	1.781446	0.5647442
0.942	1.777506	0.5666492
0.943	1.773561	0.5685671
0.944	1.769611	0.5704981
0.945	1.765657	0.5724423
0.946	1.761698	0.5743998
0.947	1.757734	0.5763706
0.948	1.753765	0.5783548
0.949	1.749791	0.5803526
0.95	1.745813	0.5823641
0.951	1.74183	0.5843892
0.952	1.737843	0.5864282
0.953	1.733851	0.5884811
0.954	1.729854	0.590548
0.955	1.725854	0.592629
0.956	1.721848	0.5947243
0.957	1.717839	0.5968338
0.958	1.713825	0.5989577
0.959	1.709807	0.6010962
0.96	1.705784	0.6032492
0.961	1.701758	0.6054169
0.962	1.697727	0.6075994
0.963	1.693693	0.6097968
0.964	1.689654	0.6120092
0.965	1.685612	0.6142367
0.966	1.681565	0.6164793
0.967	1.677515	0.6187373
0.968	1.673462	0.6210106
0.969	1.669404	0.6232994
0.97	1.665343	0.6256038
0.971	1.661279	0.6279239
0.972	1.657211	0.6302598
0.973	1.653139	0.6326116
0.974	1.649065	0.6349794
0.975	1.644987	0.6373632
0.976	1.640906	0.6397633
0.977	1.636822	0.6421796
0.978	1.632735	0.6446124
0.979	1.628645	0.6470616
0.98	1.624553	0.6495275
0.981	1.620457	0.65201
0.982	1.61636	0.6545093
0.983	1.612259	0.6570255
0.984	1.608156	0.6595588
0.985	1.604051	0.6621091
0.986	1.599944	0.6646766
0.987	1.595835	0.6672614
0.988	1.591723	0.6698636
0.989	1.58761	0.6724833
0.99	1.583495	0.6751206
0.991	1.579378	0.6777756
0.992	1.57526	0.6804484
0.993	1.57114	0.683139
0.994	1.567019	0.6858476
0.995	1.562896	0.6885743
0.996	1.558773	0.6913192
0.997	1.554649	0.6940823
0.998	1.550523	0.6968637
0.999	1.546397	0.6996636
1.0	1.542271	0.7024821
1.0025	1.531953	0.7096098
1.005	1.521634	0.7168553
1.0075	1.511317	0.7242199
1.01	1.501004	0.7317048
1.0125	1.490698	0.7393113
1.015	1.4804	0.7470405
1.0175	1.470114	0.7548934
1.02	1.459842	0.7628711
1.0225	1.449587	0.7709746
1.025	1.439352	0.7792045
1.0275	1.42914	0.7875616
1.03	1.418954	0.7960467
1.0325	1.408797	0.80466
1.035	1.398671	0.8134022
1.0375	1.388582	0.8222734
1.04	1.378531	0.8312738
1.0425	1.368522	0.8404033
1.045	1.358559	0.8496619
1.0475	1.348644	0.8590493
1.05	1.338782	0.868565
1.0525	1.328975	0.8782085
1.055	1.319229	0.8879789
1.0575	1.309544	0.8978755
1.06	1.299927	0.9078971
1.0625	1.290379	0.9180424
1.065	1.280904	0.9283102
1.0675	1.271506	0.9386987
1.07	1.262188	0.9492064
1.0725	1.252953	0.9598312
1.075	1.243805	0.9705712
1.0775	1.234747	0.9814241
1.08	1.225781	0.9923876
1.0825	1.216911	1.003459
1.085	1.208139	1.014636
1.0875	1.199469	1.025916
1.09	1.190902	1.037295
1.0925	1.182441	1.048772
1.095	1.174089	1.060342
1.0975	1.165848	1.072002
1.1	1.157719	1.08375
1.1025	1.149705	1.095581
1.105	1.141807	1.107493
1.1075	1.134027	1.119482
1.11	1.126365	1.131544
1.1125	1.118824	1.143676
1.115	1.111404	1.155875
1.1175	1.104106	1.168136
1.12	1.09693	1.180456
1.1225	1.089878	1.192832
1.125	1.082949	1.20526
1.1275	1.076144	1.217737
1.13	1.069463	1.230258
1.1325	1.062905	1.242822
1.135	1.056471	1.255423
1.1375	1.05016	1.26806
1.14	1.043972	1.280728
1.1425	1.037905	1.293425
1.145	1.03196	1.306148
1.1475	1.026136	1.318893
1.15	1.020431	1.331657
1.1525	1.014844	1.344438
1.155	1.009375	1.357233
1.1575	1.004022	1.37004
1.16	0.9987836	1.382855
1.1625	0.9936593	1.395676
1.165	0.9886472	1.408502
1.1675	0.983746	1.421329
1.17	0.9789541	1.434155
1.1725	0.9742702	1.446979
1.175	0.9696925	1.459799
1.1775	0.9652197	1.472611
1.18	0.9608499	1.485416
1.1825	0.9565818	1.49821
1.185	0.9524135	1.510993
1.1875	0.9483434	1.523762
1.19	0.94437	1.536517
1.1925	0.9404915	1.549255
1.195	0.9367063	1.561977
1.1975	0.9330127	1.574679
1.2	0.9294091	1.587362
1.2025	0.9258938	1.600024
1.205	0.9224652	1.612664
1.2075	0.9191217	1.625281
1.21	0.9158617	1.637874
1.2125	0.9126836	1.650443
1.215	0.9095858	1.662987
1.2175	0.9065667	1.675504
1.22	0.9036248	1.687995
1.2225	0.9007587	1.700458
1.225	0.8979667	1.712893
1.2275	0.8952476	1.7253
1.23	0.8925997	1.737678
1.2325	0.8900217	1.750026
1.235	0.8875122	1.762345
1.2375	0.8850698	1.774633
1.24	0.8826932	1.786891
1.2425	0.880381	1.799119
1.245	0.878132	1.811315
1.2475	0.8759449	1.82348
1.25	0.8738184	1.835614
1.2525	0.8717513	1.847716
1.255	0.8697425	1.859786
1.2575	0.8677906	1.871824
1.26	0.8658947	1.883831
1.2625	0.8640536	1.895805
1.265	0.8622662	1.907747
1.2675	0.8605314	1.919657
1.27	0.8588481	1.931535
1.2725	0.8572154	1.94338
1.275	0.8556323	1.955194
1.2775	0.8540977	1.966975
1.28	0.8526107	1.978724
1.2825	0.8511704	1.990441
1.285	0.8497758	2.002126
1.2875	0.8484261	2.01378
1.29	0.8471204	2.025401
1.2925	0.8458578	2.03699
1.295	0.8446376	2.048548
1.2975	0.8434588	2.060075
1.3	0.8423207	2.07157
1.3025	0.8412226	2.083033
1.305	0.8401636	2.094466
1.3075	0.839143	2.105867
1.31	0.8381602	2.117238
1.3125	0.8372143	2.128578
1.315	0.8363048	2.139888
1.3175	0.8354309	2.151167
1.32	0.834592	2.162416
1.3225	0.8337874	2.173635
1.325	0.8330165	2.184824
1.3275	0.8322788	2.195983
1.33	0.8315735	2.207113
1.3325	0.8309002	2.218213
1.335	0.8302582	2.229285
1.3375	0.829647	2.240327
1.34	0.8290661	2.251341
1.3425	0.8285149	2.262326
1.345	0.8279929	2.273283
1.3475	0.8274996	2.284211
1.35	0.8270345	2.295112
1.3525	0.8265971	2.305985
1.355	0.826187	2.31683
1.3575	0.8258036	2.327648
1.36	0.8254466	2.338438
1.3625	0.8251154	2.349202
1.365	0.8248097	2.359938
1.3675	0.8245291	2.370649
1.37	0.824273	2.381332
1.3725	0.8240412	2.39199
1.375	0.8238332	2.402621
1.3775	0.8236487	2.413227
1.38	0.8234872	2.423806
1.3825	0.8233484	2.434361
1.385	0.823232	2.44489
1.3875	0.8231375	2.455394
1.39	0.8230647	2.465873
1.3925	0.8230131	2.476328
1.395	0.8229826	2.486757
1.3975	0.8229727	2.497163
1.4	0.8229831	2.507545
1.4025	0.8230135	2.517902
1.405	0.8230637	2.528236
1.4075	0.8231333	2.538546
1.41	0.823222	2.548833
1.4125	0.8233296	2.559096
1.415	0.8234557	2.569337
1.4175	0.8236002	2.579554
1.42	0.8237627	2.589749
1.4225	0.8239429	2.599921
1.425	0.8241407	2.610071
1.4275	0.8243557	2.620199
1.43	0.8245878	2.630305
1.4325	0.8248366	2.640389
1.435	0.825102	2.650451
1.4375	0.8253837	2.660492
1.44	0.8256815	2.670511
1.4425	0.8259952	2.68051
1.445	0.8263245	2.690487
1.4475	0.8266693	2.700443
1.45	0.8270293	2.710379
1.4525	0.8274043	2.720294
1.455	0.8277942	2.730189
1.4575	0.8281987	2.740063
1.46	0.8286176	2.749917
1.4625	0.8290508	2.759752
1.465	0.829498	2.769567
1.4675	0.8299591	2.779362
1.47	0.830434	2.789137
1.4725	0.8309223	2.798893
1.475	0.831424	2.80863
1.4775	0.831939	2.818348
1.48	0.8324669	2.828047
1.4825	0.8330077	2.837728
1.485	0.8335612	2.847389
1.4875	0.8341272	2.857033
1.49	0.8347057	2.866657
1.4925	0.8352964	2.876264
1.495	0.8358991	2.885852
1.4975	0.8365139	2.895423
1.5	0.8371404	2.904976
1.5025	0.8377786	2.914511
1.505	0.8384284	2.924028
1.5075	0.8390895	2.933528
1.51	0.8397619	2.943011
1.5125	0.8404455	2.952476
1.515	0.84114	2.961924
1.5175	0.8418454	2.971356
1.52	0.8425616	2.98077
1.5225	0.8432884	2.990168
1.525	0.8440258	2.99955
1.5275	0.8447735	3.008914
1.53	0.8455315	3.018263
1.5325	0.8462997	3.027595
1.535	0.847078	3.036911
1.5375	0.8478662	3.046211
1.54	0.8486642	3.055495
1.5425	0.849472	3.064763
1.545	0.8502894	3.074016
1.5475	0.8511164	3.083253
1.55	0.8519528	3.092475
1.5525	0.8527985	3.101681
1.555	0.8536534	3.110872
1.5575	0.8545175	3.120047
1.56	0.8553906	3.129208
1.5625	0.8562727	3.138354
1.565	0.8571637	3.147484
1.5675	0.8580634	3.1566
1.57	0.8589718	3.165702
1.5725	0.8598888	3.174788
1.575	0.8608143	3.183861
1.5775	0.8617482	3.192919
1.58	0.8626905	3.201962
1.5825	0.863641	3.210992
1.585	0.8645997	3.220007
1.5875	0.8655665	3.229008
1.59	0.8665414	3.237995
1.5925	0.8675241	3.246969
1.595	0.8685148	3.255929
1.5975	0.8695133	3.264875
1.6	0.8705194	3.273807
1.6025	0.8715333	3.282726
1.605	0.8725547	3.291632
1.6075	0.8735836	3.300524
1.61	0.87462	3.309403
1.6125	0.8756638	3.318269
1.615	0.8767148	3.327122
1.6175	0.8777731	3.335962
1.62	0.8788386	3.344789
1.6225	0.8799111	3.353603
1.625	0.8809908	3.362404
1.6275	0.8820774	3.371193
1.63	0.8831709	3.379969
1.6325	0.8842713	3.388732
1.635	0.8853786	3.397483
1.6375	0.8864926	3.406222
1.64	0.8876132	3.414948
1.6425	0.8887405	3.423662
1.645	0.8898744	3.432364
1.6475	0.8910147	3.441054
1.65	0.8921616	3.449732
1.6525	0.8933148	3.458398
1.655	0.8944744	3.467052
1.6575	0.8956404	3.475694
1.66	0.8968125	3.484325
1.6625	0.8979909	3.492944
1.665	0.8991755	3.501551
1.6675	0.9003661	3.510146
1.67	0.9015628	3.518731
1.6725	0.9027655	3.527303
1.675	0.9039741	3.535865
1.6775	0.9051887	3.544415
1.68	0.9064091	3.552954
1.6825	0.9076353	3.561482
1.685	0.9088674	3.569998
1.6875	0.9101051	3.578504
1.69	0.9113485	3.586999

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: —

TaS₂ (Tantalum disulfide): all datasets

Multilayer flakes

About TaS2 (Tantalum disulfide)

Tantalum disulfide (TaS₂) is a layered transition metal dichalcogenide with intriguing electrical and optical properties. It's known for its charge density wave (CDW) transitions, which can lead to various electronic states, such as metallic, insulating, and superconducting phases. This material is also of considerable interest in the research community for its potential in miniaturized electronic devices and as a platform for studying correlated electron systems. The thin layers of TaS₂ can be exfoliated, making it a candidate for use in nanoscale electronic and optoelectronic applications. The compound's unique electronic properties also make it a subject of interest in the exploration of novel quantum phenomena.

Tantalum(IV) sulfide - Wikipedia

More about TaS2 (Tantalum disulfide) →

Provenance

Version: 1 (snapshot c5c2f18)
Source page: refractiveindex.info
Original file: database/data/main/TaS2/nk/Munkhbat-o.yml
ID: ds_b558a475ff55
API: /v1/datasets/ds_b558a475ff55

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