Optical constants

Refractive index of WS₂ (Tungsten disulfide)

Vyshnevyy et al. 2023: n,k(o) 0.36–1.70 µm

Data: tabulated nk
Range: 0.36–1.7 µm
Points: 1341
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: 4.53334
Extinction coefficient k: 0.486496

Permittivity ε₁: 20.3145
Permittivity ε₂: 4.4109

Absorption coefficient α: 104042 cm⁻¹
Penetration depth δ = λ/(2πk): 192.231 nm

Abbe number V_d: —
Chromatic dispersion dn/dλ: -10.1 µm⁻¹

Group index n_g: 10.4681
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

# WS2 (Tungsten disulfide): Vyshnevyy et al. 2023: n,k(o) 0.36–1.70 µm
ws2 = ls.fetch_refractiveindex("main", "WS2", "Vyshnevyy-o", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(ws2.range_nm)  # (360, 1700) nm
eps = ws2.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_cc71b8602e7b/lightsmith"
ws2 = ls.Tabulated.model_validate(json.load(urllib.request.urlopen(url)))
print(ws2.source)  # citation and provenance travel with the data

Any dataset here, as the library's Tabulated material (ws2/vyshnevyy-2023-o).

# ... load ws2 as above, then:
sim = ls.Simulation(
    particles=[ls.Particle(shape=ls.Sphere(radius_nm=50), material=ws2)],
    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

Bulk WS₂. Ordinary ray (o).

Conditions

direction: o

References

A. A. Vyshnevyy, G. A. Ermolaev, D. V. Grudinin, K. V. Voronin, I. Kharichkin, A. Mazitov, I. A. Kruglov, D. I. Yakubovky, P. Mishra, R. V. Kirtaev, A. V. Arsenin, K. S. Novoselov, L. Martin-Moreno, V. S. Volkov. Van der Waals Materials for overcoming fundamental limitations in photonic integrated circuitry, Nano Lett., 23, 8057–8064 (2023) (Numerical data kindly provided by Georgy Ermolaev)

Cite

A. A. Vyshnevyy, G. A. Ermolaev, D. V. Grudinin, K. V. Voronin, I. Kharichkin, A. Mazitov, I. A. Kruglov, D. I. Yakubovky, P. Mishra, R. V. Kirtaev, A. V. Arsenin, K. S. Novoselov, L. Martin-Moreno, V. S. Volkov. Van der Waals Materials for overcoming fundamental limitations in photonic integrated circuitry, Nano Lett., 23, 8057–8064 (2023) (Numerical data kindly provided by Georgy Ermolaev); Data from the refractiveindex.info database (M. N. Polyanskiy, Sci. Data 11, 94 (2024), doi:10.1038/s41597-023-02898-2)

Data

1341 rows as published

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

WS2 (Tungsten disulfide), Vyshnevyy et al. 2023: n,k(o) 0.36–1.70 µm: n and k versus wavelength
λ (µm)	n	k
0.36	3.13052	2.00536
0.361	3.13846	2.02574
0.362	3.14698	2.04574
0.363	3.15605	2.06537
0.364	3.16566	2.08462
0.365	3.17579	2.10348
0.366	3.18643	2.12194
0.367	3.19756	2.13999
0.368	3.20916	2.15764
0.369	3.22121	2.17486
0.37	3.2337	2.19167
0.371	3.24662	2.20805
0.372	3.25994	2.224
0.373	3.27366	2.23951
0.374	3.28775	2.25459
0.375	3.3022	2.26922
0.376	3.31698	2.2834
0.377	3.3321	2.29713
0.378	3.34752	2.3104
0.379	3.36324	2.32323
0.38	3.37922	2.33559
0.381	3.39547	2.3475
0.382	3.41196	2.35894
0.383	3.42868	2.36992
0.384	3.4456	2.38045
0.385	3.46272	2.39051
0.386	3.48001	2.40011
0.387	3.49745	2.40926
0.388	3.51504	2.41795
0.389	3.53274	2.42618
0.39	3.55056	2.43397
0.391	3.56846	2.44131
0.392	3.58643	2.44821
0.393	3.60446	2.45467
0.394	3.62252	2.46071
0.395	3.6406	2.46632
0.396	3.65869	2.47151
0.397	3.67675	2.4763
0.398	3.69479	2.4807
0.399	3.71278	2.4847
0.4	3.73071	2.48834
0.401	3.74855	2.49161
0.402	3.7663	2.49453
0.403	3.78393	2.49712
0.404	3.80144	2.49939
0.405	3.8188	2.50137
0.406	3.83601	2.50306
0.407	3.85305	2.50449
0.408	3.86991	2.50567
0.409	3.88658	2.50664
0.41	3.90304	2.50742
0.411	3.91928	2.50803
0.412	3.9353	2.5085
0.413	3.95109	2.50885
0.414	3.96664	2.50913
0.415	3.98194	2.50936
0.416	3.997	2.50958
0.417	4.01182	2.50982
0.418	4.02639	2.51013
0.419	4.04072	2.51055
0.42	4.05482	2.51111
0.421	4.0687	2.51188
0.422	4.08238	2.51289
0.423	4.09586	2.51419
0.424	4.10919	2.51585
0.425	4.12238	2.51792
0.426	4.13549	2.52046
0.427	4.14854	2.52353
0.428	4.1616	2.52719
0.429	4.17472	2.53151
0.43	4.188	2.53655
0.431	4.2015	2.54239
0.432	4.21534	2.54908
0.433	4.22963	2.55669
0.434	4.2445	2.56527
0.435	4.26013	2.57487
0.436	4.27668	2.58554
0.437	4.29437	2.5973
0.438	4.31341	2.61015
0.439	4.33406	2.62407
0.44	4.35661	2.639
0.441	4.38135	2.65485
0.442	4.40863	2.67146
0.443	4.43877	2.68862
0.444	4.47213	2.70602
0.445	4.50904	2.7233
0.446	4.54982	2.73997
0.447	4.59472	2.75546
0.448	4.64393	2.76907
0.449	4.6975	2.78002
0.45	4.75535	2.78744
0.451	4.8172	2.79042
0.452	4.88255	2.78805
0.453	4.95066	2.77945
0.454	5.02059	2.76391
0.455	5.09116	2.74088
0.456	5.16105	2.7101
0.457	5.22887	2.67163
0.458	5.29325	2.62584
0.459	5.35295	2.57343
0.46	5.40693	2.51538
0.461	5.45443	2.45284
0.462	5.49498	2.38706
0.463	5.52844	2.31931
0.464	5.55492	2.25078
0.465	5.57477	2.18253
0.466	5.5885	2.11543
0.467	5.59673	2.0502
0.468	5.60011	1.98735
0.469	5.59932	1.92723
0.47	5.595	1.87006
0.471	5.58774	1.81594
0.472	5.5781	1.76487
0.473	5.56652	1.71679
0.474	5.55344	1.6716
0.475	5.53918	1.62915
0.476	5.52405	1.58929
0.477	5.50827	1.55184
0.478	5.49204	1.51665
0.479	5.47553	1.48354
0.48	5.45885	1.45237
0.481	5.4421	1.42297
0.482	5.42537	1.39522
0.483	5.4087	1.36899
0.484	5.39215	1.34415
0.485	5.37573	1.32061
0.486	5.35947	1.29828
0.487	5.34339	1.27705
0.488	5.32749	1.25687
0.489	5.31176	1.23766
0.49	5.29621	1.21937
0.491	5.28082	1.20195
0.492	5.26559	1.18535
0.493	5.2505	1.16954
0.494	5.23554	1.15449
0.495	5.2207	1.14018
0.496	5.20595	1.1266
0.497	5.19127	1.11374
0.498	5.17666	1.10161
0.499	5.16209	1.09022
0.5	5.14755	1.07959
0.501	5.13302	1.06975
0.502	5.1185	1.06075
0.503	5.10396	1.05265
0.504	5.08942	1.04553
0.505	5.07488	1.03948
0.506	5.06036	1.03463
0.507	5.04593	1.03113
0.508	5.03166	1.02918
0.509	5.0177	1.02899
0.51	5.00425	1.03083
0.511	4.99164	1.035
0.512	4.98037	1.04179
0.513	4.97113	1.05149
0.514	4.96491	1.06426
0.515	4.96305	1.07995
0.516	4.96717	1.09792
0.517	4.97904	1.1166
0.518	5.00002	1.13329
0.519	5.03025	1.14415
0.52	5.06772	1.14496
0.521	5.10803	1.13265
0.522	5.14541	1.10689
0.523	5.1748	1.07042
0.524	5.19353	1.02787
0.525	5.2016	0.98386
0.526	5.20072	0.94175
0.527	5.19324	0.90338
0.528	5.18137	0.86939
0.529	5.16683	0.83971
0.53	5.15086	0.81389
0.531	5.13428	0.79139
0.532	5.11759	0.77167
0.533	5.10112	0.75424
0.534	5.08504	0.73871
0.535	5.06943	0.72473
0.536	5.05433	0.71203
0.537	5.03974	0.70041
0.538	5.02565	0.68968
0.539	5.01203	0.67971
0.54	4.99885	0.67037
0.541	4.98607	0.66159
0.542	4.97367	0.65329
0.543	4.96162	0.64541
0.544	4.94988	0.6379
0.545	4.93842	0.63072
0.546	4.92723	0.62383
0.547	4.91628	0.61722
0.548	4.90555	0.61085
0.549	4.89501	0.6047
0.55	4.88466	0.59876
0.551	4.87447	0.59302
0.552	4.86444	0.58747
0.553	4.85454	0.58208
0.554	4.84476	0.57687
0.555	4.83511	0.57181
0.556	4.82555	0.56691
0.557	4.81608	0.56215
0.558	4.8067	0.55754
0.559	4.7974	0.55307
0.56	4.78816	0.54874
0.561	4.77898	0.54454
0.562	4.76985	0.54047
0.563	4.76077	0.53654
0.564	4.75172	0.53274
0.565	4.74271	0.52907
0.566	4.73371	0.52554
0.567	4.72474	0.52213
0.568	4.71578	0.51886
0.569	4.70683	0.51572
0.57	4.69787	0.51272
0.571	4.68891	0.50985
0.572	4.67993	0.50713
0.573	4.67094	0.50455
0.574	4.66193	0.50211
0.575	4.65288	0.49983
0.576	4.64379	0.49769
0.577	4.63467	0.49572
0.578	4.62549	0.49392
0.579	4.61625	0.49228
0.58	4.60695	0.49082
0.581	4.59758	0.48955
0.582	4.58813	0.48846
0.583	4.5786	0.48758
0.584	4.56896	0.48692
0.585	4.55923	0.48647
0.586	4.54937	0.48627
0.587	4.5394	0.48631
0.588	4.5293	0.48662
0.589	4.51905	0.48721
0.59	4.50864	0.48811
0.591	4.49807	0.48933
0.592	4.48733	0.49089
0.593	4.47639	0.49283
0.594	4.46525	0.49517
0.595	4.4539	0.49796
0.596	4.44231	0.50121
0.597	4.43048	0.50499
0.598	4.41839	0.50933
0.599	4.40602	0.5143
0.6	4.39337	0.51995
0.601	4.38041	0.52635
0.602	4.36714	0.53359
0.603	4.35354	0.54175
0.604	4.33962	0.55095
0.605	4.32535	0.56131
0.606	4.31076	0.57296
0.607	4.29584	0.58606
0.608	4.28062	0.60081
0.609	4.26515	0.61742
0.61	4.24949	0.63614
0.611	4.23373	0.65726
0.612	4.21801	0.68112
0.613	4.20254	0.70809
0.614	4.1876	0.73861
0.615	4.17357	0.77317
0.616	4.16099	0.81232
0.617	4.15059	0.85662
0.618	4.14335	0.90667
0.619	4.14058	0.96298
0.62	4.14399	1.02595
0.621	4.15577	1.09565
0.622	4.17859	1.17163
0.623	4.21559	1.25258
0.624	4.27014	1.33598
0.625	4.34541	1.41768
0.626	4.44356	1.49165
0.627	4.56472	1.55018
0.628	4.70576	1.58462
0.629	4.85952	1.58712
0.63	5.0151	1.55294
0.631	5.15973	1.48244
0.632	5.28185	1.38177
0.633	5.37403	1.26124
0.634	5.43423	1.13239
0.635	5.46508	1.00521
0.636	5.47191	0.88662
0.637	5.46082	0.78033
0.638	5.43744	0.68758
0.639	5.40628	0.60802
0.64	5.37074	0.54047
0.641	5.33318	0.4834
0.642	5.2952	0.43527
0.643	5.25781	0.39465
0.644	5.22163	0.36028
0.645	5.187	0.3311
0.646	5.15408	0.30623
0.647	5.12295	0.28492
0.648	5.09356	0.26659
0.649	5.06588	0.25072
0.65	5.03979	0.23693
0.651	5.01522	0.22488
0.652	4.99205	0.21429
0.653	4.9702	0.20495
0.654	4.94955	0.19666
0.655	4.93001	0.18927
0.656	4.91151	0.18266
0.657	4.89396	0.17671
0.658	4.87729	0.17134
0.659	4.86143	0.16646
0.66	4.84632	0.16202
0.661	4.8319	0.15795
0.662	4.81813	0.15422
0.663	4.80495	0.15077
0.664	4.79233	0.14759
0.665	4.78022	0.14462
0.666	4.76859	0.14187
0.667	4.75741	0.13928
0.668	4.74664	0.13686
0.669	4.73627	0.13459
0.67	4.72626	0.13244
0.671	4.71659	0.1304
0.672	4.70725	0.12847
0.673	4.69821	0.12663
0.674	4.68946	0.12488
0.675	4.68098	0.12321
0.676	4.67275	0.1216
0.677	4.66477	0.12006
0.678	4.65701	0.11858
0.679	4.64947	0.11716
0.68	4.64214	0.11578
0.681	4.635	0.11445
0.682	4.62806	0.11316
0.683	4.62129	0.11191
0.684	4.6147	0.1107
0.685	4.60829	0.10952
0.686	4.60205	0.10836
0.687	4.59596	0.10721
0.688	4.59001	0.10606
0.689	4.58419	0.10492
0.69	4.57849	0.10379
0.691	4.57291	0.10267
0.692	4.56744	0.10156
0.693	4.56207	0.10045
0.694	4.5568	0.09935
0.695	4.55163	0.09826
0.696	4.54655	0.09718
0.697	4.54155	0.0961
0.698	4.53664	0.09504
0.699	4.53181	0.09398
0.7	4.52705	0.09293
0.701	4.52237	0.09189
0.702	4.51775	0.09086
0.703	4.51321	0.08983
0.704	4.50873	0.08882
0.705	4.50431	0.08781
0.706	4.49996	0.08681
0.707	4.49566	0.08582
0.708	4.49142	0.08484
0.709	4.48724	0.08387
0.71	4.48311	0.0829
0.711	4.47903	0.08194
0.712	4.475	0.08099
0.713	4.47102	0.08005
0.714	4.46709	0.07912
0.715	4.4632	0.07819
0.716	4.45936	0.07728
0.717	4.45557	0.07637
0.718	4.45181	0.07546
0.719	4.4481	0.07457
0.72	4.44442	0.07368
0.721	4.44079	0.07281
0.722	4.43719	0.07194
0.723	4.43363	0.07107
0.724	4.43011	0.07022
0.725	4.42663	0.06937
0.726	4.42317	0.06853
0.727	4.41975	0.0677
0.728	4.41637	0.06687
0.729	4.41302	0.06606
0.73	4.4097	0.06525
0.731	4.40641	0.06444
0.732	4.40315	0.06365
0.733	4.39991	0.06286
0.734	4.39671	0.06208
0.735	4.39354	0.0613
0.736	4.3904	0.06054
0.737	4.38728	0.05978
0.738	4.38419	0.05902
0.739	4.38112	0.05828
0.74	4.37808	0.05754
0.741	4.37507	0.0568
0.742	4.37208	0.05608
0.743	4.36912	0.05536
0.744	4.36618	0.05465
0.745	4.36326	0.05394
0.746	4.36037	0.05324
0.747	4.3575	0.05255
0.748	4.35465	0.05186
0.749	4.35182	0.05118
0.75	4.34902	0.05051
0.751	4.34624	0.04984
0.752	4.34347	0.04918
0.753	4.34073	0.04853
0.754	4.33801	0.04788
0.755	4.33531	0.04724
0.756	4.33263	0.0466
0.757	4.32997	0.04597
0.758	4.32732	0.04535
0.759	4.3247	0.04473
0.76	4.32209	0.04412
0.761	4.3195	0.04351
0.762	4.31693	0.04291
0.763	4.31438	0.04232
0.764	4.31185	0.04173
0.765	4.30933	0.04115
0.766	4.30683	0.04057
0.767	4.30435	0.04
0.768	4.30188	0.03943
0.769	4.29943	0.03887
0.77	4.29699	0.03832
0.771	4.29457	0.03777
0.772	4.29217	0.03722
0.773	4.28978	0.03668
0.774	4.28741	0.03615
0.775	4.28506	0.03562
0.776	4.28271	0.0351
0.777	4.28039	0.03458
0.778	4.27807	0.03407
0.779	4.27578	0.03356
0.78	4.27349	0.03306
0.781	4.27122	0.03256
0.782	4.26897	0.03207
0.783	4.26672	0.03159
0.784	4.2645	0.0311
0.785	4.26228	0.03063
0.786	4.26008	0.03015
0.787	4.25789	0.02969
0.788	4.25572	0.02923
0.789	4.25355	0.02877
0.79	4.2514	0.02832
0.791	4.24927	0.02787
0.792	4.24714	0.02742
0.793	4.24503	0.02699
0.794	4.24293	0.02655
0.795	4.24084	0.02612
0.796	4.23877	0.0257
0.797	4.2367	0.02528
0.798	4.23465	0.02486
0.799	4.23261	0.02445
0.8	4.23058	0.02404
0.801	4.22856	0.02364
0.802	4.22656	0.02324
0.803	4.22456	0.02285
0.804	4.22258	0.02246
0.805	4.2206	0.02208
0.806	4.21864	0.0217
0.807	4.21669	0.02132
0.808	4.21475	0.02095
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1.364	3.83148	0.0
1.365	3.83126	0.0
1.366	3.83104	0.0
1.367	3.83082	0.0
1.368	3.8306	0.0
1.369	3.83038	0.0
1.37	3.83016	0.0
1.371	3.82994	0.0
1.372	3.82972	0.0
1.373	3.82951	0.0
1.374	3.82929	0.0
1.375	3.82907	0.0
1.376	3.82886	0.0
1.377	3.82864	0.0
1.378	3.82843	0.0
1.379	3.82821	0.0
1.38	3.828	0.0
1.381	3.82779	0.0
1.382	3.82758	0.0
1.383	3.82736	0.0
1.384	3.82715	0.0
1.385	3.82694	0.0
1.386	3.82673	0.0
1.387	3.82652	0.0
1.388	3.82631	0.0
1.389	3.8261	0.0
1.39	3.82589	0.0
1.391	3.82569	0.0
1.392	3.82548	0.0
1.393	3.82527	0.0
1.394	3.82507	0.0
1.395	3.82486	0.0
1.396	3.82466	0.0
1.397	3.82445	0.0
1.398	3.82425	0.0
1.399	3.82404	0.0
1.4	3.82384	0.0
1.401	3.82364	0.0
1.402	3.82344	0.0
1.403	3.82323	0.0
1.404	3.82303	0.0
1.405	3.82283	0.0
1.406	3.82263	0.0
1.407	3.82243	0.0
1.408	3.82223	0.0
1.409	3.82203	0.0
1.41	3.82184	0.0
1.411	3.82164	0.0
1.412	3.82144	0.0
1.413	3.82124	0.0
1.414	3.82105	0.0
1.415	3.82085	0.0
1.416	3.82066	0.0
1.417	3.82046	0.0
1.418	3.82027	0.0
1.419	3.82007	0.0
1.42	3.81988	0.0
1.421	3.81969	0.0
1.422	3.81949	0.0
1.423	3.8193	0.0
1.424	3.81911	0.0
1.425	3.81892	0.0
1.426	3.81873	0.0
1.427	3.81854	0.0
1.428	3.81835	0.0
1.429	3.81816	0.0
1.43	3.81797	0.0
1.431	3.81778	0.0
1.432	3.81759	0.0
1.433	3.81741	0.0
1.434	3.81722	0.0
1.435	3.81703	0.0
1.436	3.81685	0.0
1.437	3.81666	0.0
1.438	3.81648	0.0
1.439	3.81629	0.0
1.44	3.81611	0.0
1.441	3.81592	0.0
1.442	3.81574	0.0
1.443	3.81556	0.0
1.444	3.81537	0.0
1.445	3.81519	0.0
1.446	3.81501	0.0
1.447	3.81483	0.0
1.448	3.81465	0.0
1.449	3.81447	0.0
1.45	3.81429	0.0
1.451	3.81411	0.0
1.452	3.81393	0.0
1.453	3.81375	0.0
1.454	3.81357	0.0
1.455	3.81339	0.0
1.456	3.81321	0.0
1.457	3.81304	0.0
1.458	3.81286	0.0
1.459	3.81268	0.0
1.46	3.81251	0.0
1.461	3.81233	0.0
1.462	3.81216	0.0
1.463	3.81198	0.0
1.464	3.81181	0.0
1.465	3.81163	0.0
1.466	3.81146	0.0
1.467	3.81129	0.0
1.468	3.81111	0.0
1.469	3.81094	0.0
1.47	3.81077	0.0
1.471	3.8106	0.0
1.472	3.81043	0.0
1.473	3.81026	0.0
1.474	3.81009	0.0
1.475	3.80992	0.0
1.476	3.80975	0.0
1.477	3.80958	0.0
1.478	3.80941	0.0
1.479	3.80924	0.0
1.48	3.80907	0.0
1.481	3.8089	0.0
1.482	3.80874	0.0
1.483	3.80857	0.0
1.484	3.8084	0.0
1.485	3.80824	0.0
1.486	3.80807	0.0
1.487	3.80791	0.0
1.488	3.80774	0.0
1.489	3.80758	0.0
1.49	3.80741	0.0
1.491	3.80725	0.0
1.492	3.80709	0.0
1.493	3.80692	0.0
1.494	3.80676	0.0
1.495	3.8066	0.0
1.496	3.80644	0.0
1.497	3.80627	0.0
1.498	3.80611	0.0
1.499	3.80595	0.0
1.5	3.80579	0.0
1.501	3.80563	0.0
1.502	3.80547	0.0
1.503	3.80531	0.0
1.504	3.80515	0.0
1.505	3.80499	0.0
1.506	3.80484	0.0
1.507	3.80468	0.0
1.508	3.80452	0.0
1.509	3.80436	0.0
1.51	3.8042	0.0
1.511	3.80405	0.0
1.512	3.80389	0.0
1.513	3.80374	0.0
1.514	3.80358	0.0
1.515	3.80343	0.0
1.516	3.80327	0.0
1.517	3.80312	0.0
1.518	3.80296	0.0
1.519	3.80281	0.0
1.52	3.80265	0.0
1.521	3.8025	0.0
1.522	3.80235	0.0
1.523	3.8022	0.0
1.524	3.80204	0.0
1.525	3.80189	0.0
1.526	3.80174	0.0
1.527	3.80159	0.0
1.528	3.80144	0.0
1.529	3.80129	0.0
1.53	3.80114	0.0
1.531	3.80099	0.0
1.532	3.80084	0.0
1.533	3.80069	0.0
1.534	3.80054	0.0
1.535	3.80039	0.0
1.536	3.80024	0.0
1.537	3.80009	0.0
1.538	3.79995	0.0
1.539	3.7998	0.0
1.54	3.79965	0.0
1.541	3.79951	0.0
1.542	3.79936	0.0
1.543	3.79921	0.0
1.544	3.79907	0.0
1.545	3.79892	0.0
1.546	3.79878	0.0
1.547	3.79863	0.0
1.548	3.79849	0.0
1.549	3.79834	0.0
1.55	3.7982	0.0
1.551	3.79806	0.0
1.552	3.79791	0.0
1.553	3.79777	0.0
1.554	3.79763	0.0
1.555	3.79749	0.0
1.556	3.79734	0.0
1.557	3.7972	0.0
1.558	3.79706	0.0
1.559	3.79692	0.0
1.56	3.79678	0.0
1.561	3.79664	0.0
1.562	3.7965	0.0
1.563	3.79636	0.0
1.564	3.79622	0.0
1.565	3.79608	0.0
1.566	3.79594	0.0
1.567	3.7958	0.0
1.568	3.79566	0.0
1.569	3.79552	0.0
1.57	3.79539	0.0
1.571	3.79525	0.0
1.572	3.79511	0.0
1.573	3.79498	0.0
1.574	3.79484	0.0
1.575	3.7947	0.0
1.576	3.79457	0.0
1.577	3.79443	0.0
1.578	3.7943	0.0
1.579	3.79416	0.0
1.58	3.79403	0.0
1.581	3.79389	0.0
1.582	3.79376	0.0
1.583	3.79362	0.0
1.584	3.79349	0.0
1.585	3.79335	0.0
1.586	3.79322	0.0
1.587	3.79309	0.0
1.588	3.79296	0.0
1.589	3.79282	0.0
1.59	3.79269	0.0
1.591	3.79256	0.0
1.592	3.79243	0.0
1.593	3.7923	0.0
1.594	3.79217	0.0
1.595	3.79203	0.0
1.596	3.7919	0.0
1.597	3.79177	0.0
1.598	3.79164	0.0
1.599	3.79151	0.0
1.6	3.79139	0.0
1.601	3.79126	0.0
1.602	3.79113	0.0
1.603	3.791	0.0
1.604	3.79087	0.0
1.605	3.79074	0.0
1.606	3.79061	0.0
1.607	3.79049	0.0
1.608	3.79036	0.0
1.609	3.79023	0.0
1.61	3.79011	0.0
1.611	3.78998	0.0
1.612	3.78985	0.0
1.613	3.78973	0.0
1.614	3.7896	0.0
1.615	3.78948	0.0
1.616	3.78935	0.0
1.617	3.78923	0.0
1.618	3.7891	0.0
1.619	3.78898	0.0
1.62	3.78885	0.0
1.621	3.78873	0.0
1.622	3.78861	0.0
1.623	3.78848	0.0
1.624	3.78836	0.0
1.625	3.78824	0.0
1.626	3.78811	0.0
1.627	3.78799	0.0
1.628	3.78787	0.0
1.629	3.78775	0.0
1.63	3.78762	0.0
1.631	3.7875	0.0
1.632	3.78738	0.0
1.633	3.78726	0.0
1.634	3.78714	0.0
1.635	3.78702	0.0
1.636	3.7869	0.0
1.637	3.78678	0.0
1.638	3.78666	0.0
1.639	3.78654	0.0
1.64	3.78642	0.0
1.641	3.7863	0.0
1.642	3.78618	0.0
1.643	3.78606	0.0
1.644	3.78595	0.0
1.645	3.78583	0.0
1.646	3.78571	0.0
1.647	3.78559	0.0
1.648	3.78548	0.0
1.649	3.78536	0.0
1.65	3.78524	0.0
1.651	3.78513	0.0
1.652	3.78501	0.0
1.653	3.78489	0.0
1.654	3.78478	0.0
1.655	3.78466	0.0
1.656	3.78455	0.0
1.657	3.78443	0.0
1.658	3.78432	0.0
1.659	3.7842	0.0
1.66	3.78409	0.0
1.661	3.78397	0.0
1.662	3.78386	0.0
1.663	3.78374	0.0
1.664	3.78363	0.0
1.665	3.78352	0.0
1.666	3.7834	0.0
1.667	3.78329	0.0
1.668	3.78318	0.0
1.669	3.78306	0.0
1.67	3.78295	0.0
1.671	3.78284	0.0
1.672	3.78273	0.0
1.673	3.78262	0.0
1.674	3.78251	0.0
1.675	3.78239	0.0
1.676	3.78228	0.0
1.677	3.78217	0.0
1.678	3.78206	0.0
1.679	3.78195	0.0
1.68	3.78184	0.0
1.681	3.78173	0.0
1.682	3.78162	0.0
1.683	3.78151	0.0
1.684	3.7814	0.0
1.685	3.78129	0.0
1.686	3.78118	0.0
1.687	3.78108	0.0
1.688	3.78097	0.0
1.689	3.78086	0.0
1.69	3.78075	0.0
1.691	3.78064	0.0
1.692	3.78054	0.0
1.693	3.78043	0.0
1.694	3.78032	0.0
1.695	3.78021	0.0
1.696	3.78011	0.0
1.697	3.78	0.0
1.698	3.77989	0.0
1.699	3.77979	0.0
1.7	3.77968	0.0

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: —

WS₂ (Tungsten disulfide): all datasets

Bulk

2D structures

Multilayer flakes

About WS2 (Tungsten disulfide)

Tungsten disulfide (WS₂) is a layered transition metal dichalcogenide that possesses distinct properties based on its structural morphology. In its three-dimensional bulk form, WS₂ has indirect bandgap semiconducting properties, which contrasts its behavior when isolated to a monolayer or few-layer forms. When exfoliated to these thin layers, WS₂ undergoes a transition to a direct bandgap semiconductor, making it intriguing for potential applications in electronics, optoelectronics, and photonics. This material's unique hexagonal structure gives it excellent lubrication capabilities, often preferred in environments with high pressures and temperatures. Furthermore, research continues into its promise in nanoelectronic devices, spintronic applications, and as a component in heterostructures with other two-dimensional materials.

Tungsten disulfide - Wikipedia

More about WS2 (Tungsten disulfide) →

Provenance

Version: 1 (snapshot c5c2f18)
Source page: refractiveindex.info
Original file: database/data/main/WS2/nk/Vyshnevyy-o.yml
ID: ds_cc71b8602e7b
API: /v1/datasets/ds_cc71b8602e7b

Plot