Optical constants

Refractive index of Ho (Holmium)

Fernández-Perea et al. 2011: n,k 0.000922–0.413 µm

Data: tabulated nk
Range: 0.0009224–0.4133 µm
Points: 1053
Licence: CC0-1.0

Axis Log x Log y

Click the plot to set the calculator wavelength.

At one wavelength

Refractive index n: 0.934743
Extinction coefficient k: 0.0455359

Permittivity ε₁: 0.871671
Permittivity ε₂: 0.0851287

Absorption coefficient α: 293446 cm⁻¹
Penetration depth δ = λ/(2πk): 68.1556 nm

Abbe number V_d: —
Chromatic dispersion dn/dλ: -7.82134 µm⁻¹

Group index n_g: 1.08726
Group velocity dispersion: — fs²/mm

Dispersion parameter D: — ps/(nm·km)
Photon energy: 63.5816 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

# Ho (Holmium): Fernández-Perea et al. 2011: n,k 0.000922–0.413 µm
ho = ls.fetch_refractiveindex("main", "Ho", "Fernandez-Perea", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(ho.range_nm)  # (0.922369, 413.281) nm
eps = ho.eps([19.5])  # 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_910a172165b6/lightsmith"
ho = ls.Tabulated.model_validate(json.load(urllib.request.urlopen(url)))
print(ho.source)  # citation and provenance travel with the data

Any dataset here, as the library's Tabulated material (ho/fernandez-perea-2011).

# ... load ho as above, then:
sim = ls.Simulation(
    particles=[ls.Particle(shape=ls.Sphere(radius_nm=50), material=ho)],
    medium_index=1.0,
    wavelengths=ls.WavelengthRange(start_nm=1, stop_nm=413, 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

Density: 8.33 g/cm³. Film deposited at room temperature.

References

M. Fernández-Perea, J. I. Larruquert, J. A. Aznárez, J. A. Méndez, L. Poletto, F. Frassetto, A. M. Malvezzi, D. Bajoni, A. Giglia, N. Mahne, S. Nannarone. Transmittance and optical constants of Ho films in the 3-1340 eV spectral range. J. Appl. Phys. 109, 083525 (2011) (Numerical data kindly provided by Juan Larruquert)

doi:10.1063/1.3556451 Transmittance and optical constants of Ho films in the 3–1340 eV spectral range, Journal of Applied Physics (2011)

Cite

Mónica Fernández-Perea et al.. Transmittance and optical constants of Ho films in the 3–1340 eV spectral range. Journal of Applied Physics, 109, 083525 (2011), doi:10.1063/1.3556451; Data from the refractiveindex.info database (M. N. Polyanskiy, Sci. Data 11, 94 (2024), doi:10.1038/s41597-023-02898-2)

Data

1053 rows as published

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

Ho (Holmium), Fernández-Perea et al. 2011: n,k 0.000922–0.413 µm: n and k versus wavelength
λ (µm)	n	k
0.000922369	1.0002736	8.3206e-05
0.000925601	1.0001301	7.87954e-05
0.000928721	1.000052	8.02641e-05
0.000931862	1.0000028	8.0392e-05
0.000932843	0.99998924	7.44523e-05
0.000933897	0.99997174	7.2844e-05
0.000934954	0.99995605	7.47647e-05
0.000936012	0.99994598	7.92883e-05
0.000937073	0.99993657	7.51427e-05
0.000938137	0.99992486	7.4964e-05
0.000939203	0.99991349	7.36447e-05
0.000940271	0.99990165	7.437e-05
0.000941342	0.99989082	7.6639e-05
0.00094238	0.99988308	8.0554e-05
0.000946444	0.99985548	8.2634e-05
0.00095007	0.99983875	9.3167e-05
0.000953725	0.99982299	8.5888e-05
0.000957407	0.99980549	9.2514e-05
0.000961118	0.99979254	9.1907e-05
0.000964857	0.99978082	9.487e-05
0.000968626	0.99976808	9.0465e-05
0.000972425	0.99975226	9.2821e-05
0.000976253	0.99974325	0.00010025
0.000980112	0.99973496	9.5907e-05
0.000984001	0.99972271	9.7353e-05
0.000987922	0.9997143	0.00010079
0.000991873	0.99970462	9.7185e-05
0.000995857	0.99969239	0.00010004
0.000999872	0.99968463	0.00010497
0.001003921	0.99967776	0.00010397
0.001008002	0.9996682	0.00010412
0.001012116	0.99966002	0.00010714
0.001016264	0.99965133	0.00010599
0.001020446	0.99964268	0.00010991
0.001024663	0.9996345	0.00010976
0.001028914	0.99962616	0.00011381
0.001033202	0.99961959	0.00011591
0.001037525	0.99961443	0.00011858
0.001041884	0.99960647	0.00011516
0.00104628	0.9995981	0.00012052
0.001050713	0.99959271	0.00012075
0.001055185	0.99958438	0.00011982
0.001059694	0.99957583	0.00012299
0.001064242	0.99956801	0.00012443
0.001068829	0.99956067	0.00012833
0.001073456	0.99955503	0.00013095
0.001078123	0.99954942	0.00013214
0.001082831	0.99954256	0.00013235
0.001087581	0.99953503	0.0001341
0.001092372	0.9995282	0.00013622
0.001097205	0.99952196	0.00013775
0.001102082	0.99951456	0.00013763
0.001107002	0.99950602	0.00013955
0.001111966	0.99949777	0.00014238
0.001116975	0.99949195	0.00014733
0.001122029	0.99948608	0.00014716
0.001127129	0.99947962	0.00015074
0.001132276	0.99947624	0.00015232
0.00113747	0.99946794	0.00014569
0.001142711	0.99945448	0.00014838
0.001148002	0.99944661	0.00015651
0.001153341	0.99944063	0.00015717
0.001158731	0.99943334	0.00016102
0.001164171	0.99942687	0.00016298
0.001169662	0.99942069	0.00016552
0.001175206	0.99941414	0.00016597
0.001180802	0.99940477	0.00016567
0.001186452	0.99939561	0.00017048
0.001192156	0.99938872	0.00017343
0.001197915	0.99938116	0.00017517
0.00120373	0.99937313	0.00017786
0.001209602	0.99936549	0.00018048
0.001215531	0.99935688	0.00018203
0.001221519	0.99934855	0.00018648
0.001227566	0.99934151	0.00018921
0.001233674	0.99933345	0.00019099
0.001239842	0.99932465	0.00019412
0.001246072	0.99931736	0.00019858
0.001252366	0.99931002	0.00019988
0.001258723	0.99930192	0.00020302
0.001265145	0.99929415	0.00020509
0.001271633	0.99928588	0.00020721
0.001278187	0.99927738	0.00020923
0.00128481	0.99926787	0.00021076
0.00129083	0.9992601	0.00021448
0.001299325	0.99924782	0.00021438
0.001305097	0.9992373	0.00021749
0.001312002	0.99922752	0.00022377
0.001318981	0.99921875	0.00022656
0.001326034	0.99920805	0.00022995
0.001333163	0.99919935	0.00023708
0.00134037	0.99919203	0.00023942
0.001347654	0.99918316	0.00024205
0.001355018	0.99917303	0.00024406
0.001362464	0.99916309	0.00024865
0.001369991	0.99915403	0.00025151
0.001377602	0.99914458	0.00025414
0.001383165	0.99913682	0.00025487
0.001393081	0.99912216	0.00025905
0.001400951	0.99911094	0.00026241
0.001408911	0.99909959	0.00026583
0.001416962	0.99908807	0.00026934
0.001425106	0.99907636	0.00027294
0.001433343	0.99906445	0.00027663
0.001441677	0.99905233	0.00028041
0.001450107	0.99903999	0.0002843
0.001458637	0.99902743	0.0002883
0.001467268	0.99901465	0.00029242
0.001476002	0.99900164	0.00029666
0.001484841	0.99898842	0.00030102
0.001493785	0.99897493	0.00030552
0.001503476	0.99896023	0.00031049
0.001512002	0.99894723	0.00031495
0.001521278	0.99893303	0.00031989
0.001530669	0.99891857	0.00032498
0.001540176	0.99890385	0.00033024
0.001549802	0.99888888	0.00033567
0.00155955	0.99887366	0.00034128
0.00156942	0.99885818	0.00034707
0.001579416	0.99884244	0.00035304
0.001589541	0.99882643	0.00035921
0.001599796	0.99881015	0.00036557
0.001610184	0.9987936	0.00037215
0.001620708	0.99877679	0.00037893
0.001631371	0.99875969	0.00038593
0.001642175	0.99874221	0.00039315
0.001653122	0.99872455	0.00040061
0.001664217	0.9987066	0.0004083
0.001675462	0.99868837	0.00041623
0.00168686	0.99866985	0.0004244
0.001698414	0.99865102	0.00043283
0.001710127	0.9986319	0.00044152
0.001722003	0.99861247	0.00045047
0.001734045	0.99859274	0.0004597
0.001746256	0.99857271	0.0004692
0.001758641	0.99855235	0.00047898
0.001771203	0.99853168	0.00048905
0.001783945	0.99851068	0.00049942
0.001796872	0.99848935	0.00051008
0.001809988	0.99846769	0.00052106
0.001823297	0.99844569	0.00053234
0.001828756	0.99843663	0.00053702
0.001856634	0.99839008	0.00056114
0.001864424	0.99837733	0.00056903
0.001878548	0.99835427	0.000581
0.001892888	0.99833136	0.00059534
0.001907449	0.99830846	0.00060679
0.001922235	0.99828332	0.00061875
0.001937253	0.99825715	0.00063227
0.001952507	0.99823039	0.00064657
0.001968003	0.99820369	0.00066269
0.001983747	0.99817763	0.000679
0.001999745	0.99815165	0.00069521
0.002016003	0.99812483	0.00071051
0.002032528	0.99809752	0.00072757
0.002049325	0.99806924	0.00074318
0.002066403	0.99804055	0.0007619
0.002083768	0.9980118	0.00077878
0.002101427	0.99798022	0.00079655
0.002119388	0.99795082	0.00082083
0.002137658	0.99792413	0.00083968
0.002156247	0.99789314	0.00085631
0.002175161	0.99786109	0.00087969
0.00219441	0.99783134	0.00090259
0.002214003	0.99780522	0.00092801
0.002233949	0.99778343	0.00094717
0.002250739	0.99776819	0.00095681
0.002266704	0.99773895	0.00094425
0.002270773	0.99772426	0.00094481
0.002272854	0.99771794	0.00094917
0.002274939	0.99771283	0.00094994
0.002277028	0.99770616	0.00095178
0.002279121	0.9977002	0.00095568
0.002281218	0.99769571	0.00095919
0.002283318	0.99769236	0.00096224
0.002285423	0.99768822	0.00096249
0.002287531	0.9976822	0.00096403
0.002289643	0.99767676	0.00096771
0.002291759	0.99767309	0.00097101
0.00229388	0.99766897	0.00097171
0.002296003	0.99766326	0.00097332
0.002298131	0.99765759	0.00097616
0.002300263	0.99765185	0.00097871
0.002302399	0.9976464	0.00098284
0.002304539	0.99764229	0.00098666
0.002306683	0.9976365	0.00098786
0.00230883	0.99762973	0.00099373
0.002310982	0.99762564	0.0010008
0.002313138	0.99762406	0.0010072
0.002315298	0.99762339	0.0010113
0.002317461	0.9976239	0.0010153
0.002319629	0.99762331	0.0010141
0.002321801	0.99761974	0.0010145
0.002323977	0.99761683	0.0010168
0.002326157	0.99761299	0.0010161
0.002328342	0.99760894	0.0010195
0.00233053	0.99760618	0.0010203
0.002332722	0.99760087	0.00102
0.002334919	0.99759636	0.0010249
0.002337119	0.99759263	0.0010257
0.002339324	0.99758753	0.00103
0.002341533	0.99759007	0.0010394
0.002343746	0.99759424	0.0010323
0.002345964	0.99758918	0.0010248
0.002348185	0.9975801	0.0010221
0.002350411	0.99757122	0.0010228
0.002352641	0.99756264	0.0010241
0.002354875	0.99755524	0.0010283
0.002357114	0.99754998	0.0010315
0.002359357	0.99754439	0.0010327
0.002361604	0.99753738	0.0010343
0.002363855	0.99753007	0.0010373
0.00236611	0.99752341	0.0010409
0.00236837	0.99751681	0.0010438
0.002370635	0.99751006	0.0010469
0.002372903	0.99749503	0.0010455
0.002375176	0.99748905	0.0010725
0.002379735	0.99749351	0.0010765
0.002384311	0.99748779	0.001082
0.002388905	0.99748092	0.0010875
0.002393517	0.9974748	0.001094
0.002398147	0.99746759	0.0010965
0.002402794	0.99745921	0.001102
0.00240746	0.99745037	0.001105
0.002412144	0.99743997	0.00111
0.002416846	0.99743012	0.001116
0.002421566	0.99741995	0.001121
0.002426305	0.99740949	0.0011275
0.002431062	0.99739794	0.0011325
0.002435839	0.99738173	0.0011395
0.002440634	0.99737408	0.0011626
0.002445447	0.99737358	0.0011678
0.00245028	0.99736785	0.0011734
0.002455132	0.99736178	0.0011798
0.002460004	0.99735519	0.0011844
0.002464894	0.99734771	0.0011898
0.002469805	0.99733952	0.0011945
0.002474734	0.99733117	0.0012009
0.002479684	0.99732341	0.0012066
0.002484653	0.99731521	0.0012119
0.002489642	0.99730709	0.0012178
0.002494652	0.99729825	0.0012222
0.002499681	0.99728851	0.0012285
0.002504731	0.99728038	0.001236
0.002509801	0.99727235	0.0012406
0.002514892	0.99726314	0.0012462
0.002520004	0.99725338	0.0012517
0.002525136	0.99724437	0.0012593
0.00253029	0.99723561	0.0012645
0.002535464	0.99722643	0.0012713
0.00254066	0.99721782	0.0012772
0.002545877	0.99720825	0.0012823
0.002551115	0.99719801	0.0012888
0.002556375	0.99718882	0.0012962
0.002561657	0.99717952	0.0013017
0.00256696	0.99716995	0.0013087
0.002572286	0.99716033	0.0013144
0.002577634	0.99715037	0.0013212
0.002583004	0.99714013	0.0013272
0.002588396	0.99712933	0.0013345
0.002593811	0.99711973	0.001343
0.002599249	0.99711063	0.0013497
0.00260471	0.99710151	0.001357
0.002610193	0.99709144	0.0013623
0.0026157	0.99708133	0.0013705
0.00262123	0.99707113	0.0013759
0.002626784	0.99705964	0.0013834
0.002632361	0.99704821	0.0013913
0.002637961	0.99703757	0.0014009
0.002643586	0.99702786	0.0014093
0.002649235	0.99701615	0.0014164
0.002654908	0.99700172	0.0014273
0.002660605	0.99698893	0.0014466
0.002666327	0.99699663	0.0014793
0.002672073	0.99702053	0.0014783
0.002677844	0.99702115	0.001445
0.00268364	0.99699347	0.001428
0.002689462	0.99695215	0.0014273
0.002695308	0.99692278	0.0014681
0.002701181	0.99694583	0.0015161
0.002707078	0.99695674	0.001469
0.002713002	0.99693356	0.0014724
0.002718951	0.99690846	0.0014606
0.002724927	0.9968766	0.0014772
0.002730929	0.99685779	0.0015005
0.002736958	0.99685164	0.0015231
0.002743013	0.99684764	0.0015305
0.002749095	0.99683883	0.0015391
0.002755204	0.99682952	0.0015477
0.00276134	0.99681959	0.001556
0.002767504	0.99681022	0.0015656
0.002773695	0.99680073	0.0015729
0.002779915	0.99679073	0.0015818
0.002786162	0.99678186	0.0015902
0.002792437	0.99677272	0.0015978
0.00279874	0.9967632	0.0016049
0.002805072	0.99675314	0.0016118
0.002811433	0.99674346	0.0016194
0.002817822	0.99673316	0.0016248
0.002824241	0.99672215	0.001632
0.002830689	0.99671162	0.0016384
0.002837167	0.99669985	0.0016438
0.002843674	0.99668839	0.0016517
0.002850211	0.99667668	0.0016565
0.002856779	0.99666372	0.0016635
0.002863376	0.99665135	0.0016705
0.002870004	0.99663847	0.0016768
0.002876663	0.9966255	0.0016844
0.002883353	0.99661287	0.0016912
0.002890074	0.99659955	0.0016976
0.002896827	0.99658561	0.0017045
0.002903611	0.99657155	0.0017118
0.002910427	0.99655722	0.0017189
0.002917275	0.99654197	0.0017262
0.002924155	0.99652689	0.0017354
0.002931068	0.99651259	0.0017441
0.002938014	0.99649794	0.0017525
0.002944993	0.9964834	0.0017618
0.002952004	0.99646911	0.0017704
0.00295905	0.99645395	0.0017787
0.002966129	0.99643909	0.0017888
0.002973242	0.99642436	0.0017972
0.002980389	0.99640901	0.0018067
0.002987571	0.99639356	0.001816
0.002994787	0.99637826	0.0018263
0.003002038	0.99636303	0.0018358
0.003009325	0.99634717	0.0018458
0.003016647	0.99633169	0.0018569
0.003024005	0.99631659	0.0018674
0.003031398	0.99630145	0.0018783
0.003038828	0.99628691	0.0018895
0.003046295	0.99627369	0.0019002
0.003053798	0.99625808	0.0019066
0.003061338	0.9962433	0.0019195
0.003068916	0.99622669	0.0019226
0.003076531	0.99620566	0.0019342
0.003084184	0.99619081	0.0019485
0.003091875	0.99616159	0.0019439
0.003099605	0.99613725	0.0019879
0.003107373	0.99613955	0.0020093
0.003115181	0.99613922	0.0020113
0.003123027	0.99612004	0.0020021
0.003130914	0.99609049	0.0020156
0.00313884	0.99607156	0.0020389
0.003146807	0.99606031	0.0020543
0.003154814	0.99604729	0.0020647
0.003162862	0.99603194	0.0020762
0.003170951	0.99601688	0.0020884
0.003179082	0.99600107	0.0020988
0.003187254	0.99598452	0.0021111
0.003195469	0.99596841	0.002123
0.003203726	0.99595136	0.0021344
0.003212026	0.99593482	0.0021482
0.003220369	0.99591886	0.0021598
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0.007612229	1.0023269	0.015913
0.007618076	1.0020987	0.015611
0.007623932	1.0019673	0.015274
0.007629796	1.0018573	0.014811
0.00763567	1.0016096	0.014179
0.007641552	1.0011449	0.013581
0.007647444	1.000495	0.013079
0.007653345	0.99969453	0.012763
0.007659255	0.99884124	0.012703
0.007665174	0.99799777	0.012836
0.007671102	0.99717749	0.013194
0.007677039	0.99645161	0.013825
0.007682986	0.99591397	0.01472
0.007688942	0.99570015	0.015893
0.007694907	0.99600841	0.017241
0.007700881	0.99699537	0.018481
0.007706865	0.99857122	0.019134
0.007712858	1.0002852	0.018862
0.00771886	1.0016214	0.01783
0.007724871	1.0023279	0.016442
0.007730892	1.0024353	0.015077
0.007736923	1.002104	0.013927
0.007742963	1.0014971	0.01308
0.007749012	1.0007879	0.012574
0.00775507	1.0000711	0.012293
0.007761138	0.99939516	0.012248
0.007767216	0.99877176	0.012331
0.007773303	0.99817866	0.0126
0.0077794	0.99767902	0.01311
0.007785506	0.99737939	0.01388
0.007791622	0.99748178	0.014935
0.007797748	0.99832719	0.016096
0.007803883	1.000024	0.016626
0.007810028	1.0016854	0.015569
0.007816182	1.0022316	0.013728
0.007822346	1.0016433	0.012266
0.00782852	1.0005119	0.011666
0.007834704	0.99939393	0.011941
0.007840897	0.99872845	0.012981
0.0078471	0.99895665	0.01455
0.007853314	1.0005586	0.016116
0.007859536	1.0033427	0.016271
0.007865769	1.005731	0.014076
0.007872012	1.0064239	0.011056
0.007878264	1.0057407	0.0086534
0.007884527	1.004498	0.0071111
0.0078908	1.0032162	0.0062639
0.007897082	1.0020885	0.0057889
0.007903374	1.0011216	0.0055397
0.007909677	1.000296	0.0054172
0.00791599	0.99959669	0.0053858
0.007922312	0.99900039	0.0053782
0.007928645	0.99846646	0.0053869
0.007934988	0.99797881	0.0054212
0.007941341	0.99755396	0.0054916
0.007947704	0.99717409	0.0055341
0.007954078	0.99681777	0.0055959
0.007960461	0.99649764	0.0056593
0.007966855	0.99619406	0.0057078
0.00797326	0.99590432	0.0057762
0.007979674	0.99564383	0.00585
0.007986099	0.99540973	0.0059161
0.007992534	0.99518132	0.0059616
0.00799898	0.99495912	0.0060244
0.008005436	0.99475384	0.0060811
0.008011902	0.99455392	0.006133
0.008018379	0.99436988	0.0061974
0.008024867	0.99418971	0.0062334
0.008031364	0.99401101	0.006293
0.008037873	0.99384096	0.0063383
0.008044392	0.9936796	0.0064007
0.008050921	0.99353357	0.0064489
0.008057461	0.99338532	0.0064863
0.008064012	0.99323707	0.0065316
0.008070574	0.99309558	0.0065748
0.008077146	0.99295374	0.0066126
0.008083729	0.99281341	0.0066586
0.008090322	0.99267496	0.0067018
0.008096927	0.99255004	0.0067625
0.008103542	0.99243017	0.0067942
0.008110168	0.99230435	0.00684
0.008130111	0.99195837	0.006973333
0.008150152	0.99163785	0.007093333
0.008170292	0.99132566	0.007203333
0.008190533	0.99102774	0.00733
0.008217676	0.99066418	0.007493333
0.008245823	0.99031928	0.007656667
0.008318295	0.98953242	0.008046667
0.00837731	0.98898252	0.008336667
0.008434298	0.98850009	0.008586667
0.008492068	0.9880396	0.008826667
0.008550634	0.98760186	0.009066667
0.008610013	0.98718699	0.0093
0.008670223	0.98678239	0.00952
0.008731281	0.98637533	0.00974
0.008793205	0.9859719	0.00998
0.008856013	0.98559661	0.01024
0.008919726	0.98521838	0.01046
0.008984361	0.98484317	0.01074
0.009049941	0.98448299	0.010993333
0.009116484	0.98413977	0.011293333
0.009184014	0.98381273	0.011553333
0.00924566	0.98351903	0.011813333
0.009318428	0.98317933	0.012093333
0.009391769	0.98285031	0.012413333
0.009465687	0.98253711	0.012706667
0.009540188	0.98223716	0.013026667
0.009615274	0.98193454	0.013306667
0.00969095	0.98163384	0.013646667
0.009767223	0.98138447	0.013986667
0.009844097	0.98115436	0.01428
0.009921575	0.98091096	0.01456
0.009999664	0.98068282	0.01486
0.010078366	0.98044448	0.0151
0.010157689	0.98020473	0.0154
0.010237636	0.98000377	0.01566
0.010318211	0.97976302	0.015853333
0.01039942	0.97949723	0.016113333
0.01048127	0.97924744	0.016353333
0.010563762	0.97899556	0.016593333
0.010646906	0.97873763	0.016813333
0.010730702	0.97843265	0.017013333
0.010815158	0.97814202	0.017313333
0.01090028	0.97786213	0.017526667
0.01098607	0.97756795	0.017806667
0.011072537	0.97728494	0.018046667
0.011159683	0.97698939	0.018306667
0.011247516	0.97670654	0.018566667
0.01133604	0.97639729	0.018786667
0.011425261	0.97607221	0.019066667
0.011515185	0.97576858	0.01934
0.011605815	0.97546194	0.0196
0.011697159	0.97514028	0.01986
0.011789222	0.97481584	0.02014
0.011882009	0.97450224	0.02042
0.011975527	0.97418145	0.02068
0.01206978	0.97385137	0.020953333
0.012164776	0.97351096	0.021213333
0.01226052	0.97315963	0.021493333
0.012357017	0.97281167	0.021773333
0.012454273	0.97243226	0.022033333
0.012552294	0.97205585	0.022373333
0.012651087	0.97171917	0.022686667
0.012750659	0.97136953	0.022966667
0.012851013	0.97100833	0.023266667
0.012952158	0.97064231	0.023546667
0.013054099	0.97025141	0.023826667
0.013156841	0.9698411	0.024126667
0.013260392	0.96944279	0.02446
0.013331633	0.96917091	0.02466376
0.013476542	0.96862336	0.02512565
0.013624636	0.96805992	0.0255428
0.013776021	0.96747392	0.02601736
0.013930808	0.9669103	0.02648159
0.014089112	0.96631893	0.02687685
0.014251056	0.96554923	0.02721184
0.014416766	0.96486922	0.0279501
0.014586375	0.96426926	0.02827893
0.014760022	0.96344791	0.0286773
0.014937854	0.96254816	0.02920321
0.015120023	0.96174069	0.02988456
0.01530669	0.9609089	0.03032873
0.015498023	0.95998714	0.03095042
0.015694201	0.95906312	0.03150192
0.015895409	0.95807019	0.03208262
0.016101843	0.95699115	0.03264779
0.016313709	0.9558838	0.0333317
0.016531225	0.95469166	0.0338759
0.01675462	0.9533222	0.03455082
0.016984135	0.95193187	0.03539237
0.017220026	0.95056075	0.036225305
0.017462562	0.94904744	0.03697605
0.017712027	0.94745161	0.03794801
0.017968723	0.94572295	0.03877232
0.018232969	0.94384916	0.03991472
0.018505103	0.94196336	0.041078145
0.018785483	0.94000147	0.042338485
0.01907449	0.93796205	0.04362917
0.019372529	0.93574025	0.04492248
0.01968003	0.93333518	0.04640214
0.01999745	0.93076248	0.0479646
0.020325277	0.92797276	0.04971156
0.020664031	0.92496705	0.05166799
0.021014269	0.92177646	0.05393383
0.021376584	0.91847173	0.05650028
0.021751612	0.91501969	0.05929812
0.022140033	0.91143629	0.06248108
0.02254258	0.90789504	0.06601383
0.022960035	0.90418036	0.06943763
0.023393243	0.89999843	0.07318736
0.023843113	0.89545114	0.07745296
0.024310625	0.89053367	0.08216959
0.024796837	0.88500257	0.08745383
0.025302895	0.87930413	0.0941
0.025830039	0.87201024	0.10032
0.026101934	0.86892795	0.1070007
0.026379614	0.86560825	0.10968755
0.026663266	0.86221437	0.1174136
0.026953084	0.86041052	0.1222073
0.027249272	0.85755245	0.1273615
0.027552042	0.85402267	0.1328826
0.027861615	0.85018607	0.139893
0.028178224	0.84725784	0.1483406
0.028502112	0.84523453	0.1565002
0.028833532	0.84330548	0.1646599
0.02917275	0.84112028	0.1730138
0.029520045	0.83824186	0.1820631
0.029875708	0.83510087	0.1934093
0.030240046	0.83371053	0.2077911
0.03061338	0.83659728	0.2234227
0.030996047	0.83950154	0.2333
0.031388402	0.84117534	0.248
0.031790817	0.84550556	0.2636
0.032203685	0.85248728	0.28
0.032627418	0.86254526	0.296
0.03306245	0.87404481	0.31008418
0.03350924	0.890242	0.32769031
0.033968271	0.91180034	0.33765296
0.034440052	0.93315815	0.34173687
0.034925123	0.95294371	0.34180497
0.035424054	0.96976912	0.33788358
0.035937446	0.98205622	0.33266453
0.036465937	0.99110174	0.33005048
0.037010205	1.0002344	0.33084543
0.037570966	1.0124905	0.33360848
0.038148981	1.0289144	0.33447484
0.038745059	1.0474777	0.33006817
0.03936006	1.0654606	0.32022165
0.039994899	1.0799444	0.30435407
0.040650553	1.087754	0.2848891
0.041328062	1.0875351	0.26592213
0.042028538	1.0809235	0.25245167
0.042753168	1.0731794	0.24748806
0.043503224	1.0690316	0.2474483
0.044280067	1.0687171	0.24776754
0.045085159	1.0700904	0.24707144
0.045920069	1.0726694	0.24702089
0.046786486	1.0777579	0.24714796
0.047686226	1.0866059	0.24587768
0.04862125	1.0979834	0.2388433
0.049593675	1.1087751	0.22549553
0.050605791	1.1153338	0.20510526
0.051662317	1.1156253	0.18164081
0.052759229	1.1068622	0.15421415
0.053906168	1.088787	0.13198672
0.055104083	1.0664232	0.11531856
0.056356449	1.0368664	0.099440098
0.057667064	1.0045676	0.099760368
0.059040089	0.97696298	0.10378832
0.060480091	0.95132077	0.11024904
0.061992094	0.92660083	0.11844851
0.063581635	0.90158632	0.12814498
0.065254835	0.87643558	0.14098558
0.06701848	0.84816229	0.15400518
0.068880104	0.82296098	0.18091582
0.072931875	0.78294558	0.22304692
0.075141932	0.75168628	0.23495312
0.077490117	0.70898515	0.2711177
0.079989798	0.68072359	0.33013643
0.082656125	0.66080461	0.37598385
0.085506336	0.6443335	0.43859814
0.088560134	0.62269686	0.48811707
0.091840139	0.62028101	0.59253375
0.095372452	0.63920795	0.65009827
0.09918735	0.65830269	0.73229996
0.107812337	0.72461965	0.86580501
0.112712898	0.76677638	0.92920987
0.123984187	0.86125835	1.0578624
0.137760208	1.0028283	1.196041
0.154980234	1.1935078	1.275648
0.177120268	1.3752562	1.272214
0.206640312	1.4656324	1.2139959
0.247968375	1.4523505	1.266583
0.309960469	1.4490819	1.5286501
0.381489807	1.5259569	1.8576665
0.413280625	1.5484902	1.970848

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: —

Ho (Holmium): all datasets

Fernández-Perea et al. 2011: n,k 0.000922–0.413 µm n,k 0.0009224–0.4133 µm default

About Ho (Holmium)

Holmium (Ho) is a rare-earth metal that belongs to the lanthanide series. It's not commonly used in its pure form but is often found in various complex compounds and crystal structures where it serves specific roles in optical applications. One of its key features is the numerous sharp and well-defined energy levels, which makes it an excellent choice for solid-state lasers. Holmium-doped materials are utilized in a variety of applications including medical and industrial lasers, particularly for cutting and ablation processes. The element is generally safe to handle but is often part of compounds that need specific care in handling and storage.

More about Ho (Holmium) →

Provenance

Version: 1 (snapshot c5c2f18)
Source page: refractiveindex.info
Original file: database/data/main/Ho/nk/Fernandez-Perea.yml
ID: ds_910a172165b6
API: /v1/datasets/ds_910a172165b6

Plot