Optical constants

Refractive index of 2D HOIP (Hybrid organic-inorganic perovskite)

Song et al. 2021: DJ4; n,k 0.371–1.69 µm

Data
tabulated nk
Range
0.3709–1.687 µm
Points
594
Licence
CC0-1.0

Plot

Click the plot to set the calculator wavelength.

At one wavelength

Range 0.3709–1.687 µm
Refractive index n
2.48438
Extinction coefficient k
0.242051
Permittivity ε1
6.11357
Permittivity ε2
1.20269
Absorption coefficient α
51764.8 cm⁻¹
Penetration depth δ = λ/(2πk)
386.363 nm
Abbe number Vd
—
Chromatic dispersion dn/dλ
-0.854808 µm⁻¹
Group index ng
2.98667
Group velocity dispersion
— fs²/mm
Dispersion parameter D
— ps/(nm·km)
Photon energy
2.11001 eV

ε = (n + ik)², α = 4πk/λ, ng = 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

# 2D HOIP (Hybrid organic-inorganic perovskite): Song et al. 2021: DJ4; n,k 0.371–1.69 µm
mat = ls.fetch_refractiveindex("other", "2D_HOIP", "Song-DJ4", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(mat.range_nm)  # (370.914, 1687.02) nm
eps = mat.eps([633])  # complex permittivity

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

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

Two-dimensional (2D) hybrid organic−inorganic perovskite (HOIP) semiconductor. Dion−Jacobson (DJ) phase.
A'(MA)m-1PbmI3m+1,
where A' = 4−(aminomethyl)piperidinium (4AMP), MA = CH3NH3, and m determines the thickness of the lead−iodide perovskite layer.
m = 4

Conditions

substrate
glass

References

B. Song, J. Hou, H. Wang, S. Sidhik, J. Miao, H. Gu, H. Zhang, S. Liu, Z. Fakhraai, J. Even, J.-C. Blancon, A. D. Mohite, D. Jariwala. Determination of dielectric functions and exciton oscillator strength of two-dimensional hybrid perovskites. ACS Materials Lett. 3, 148-159 (2021) (Numerical data kindly provided by Baokun Song)

Cite

Baokun Song et al.. Determination of Dielectric Functions and Exciton Oscillator Strength of Two-Dimensional Hybrid Perovskites. ACS Materials Letters, 3, 148-159 (2020), doi:10.1021/acsmaterialslett.0c00505; Data from the refractiveindex.info database (M. N. Polyanskiy, Sci. Data 11, 94 (2024), doi:10.1038/s41597-023-02898-2)

Data

594 rows as published
2D HOIP (Hybrid organic-inorganic perovskite), Song et al. 2021: DJ4; n,k 0.371–1.69 µm: n and k versus wavelength
λ (µm)nk
0.3709142.233471.16012
0.3724952.253191.14322
0.3740772.27161.12573
0.3756582.288681.10778
0.377242.304441.08948
0.3788232.318891.07096
0.3804052.332061.05231
0.3819882.343981.03364
0.3835712.354691.01503
0.3851532.364240.99659
0.3867362.372690.97837
0.3883192.380090.96045
0.3899022.386520.94289
0.3914852.392020.92574
0.3930692.396670.90903
0.3946532.400530.89281
0.3962372.403660.8771
0.397822.406130.86193
0.3994042.4080.8473
0.4009892.409320.83323
0.4025742.410150.81973
0.4041572.410540.80679
0.4057422.410540.79442
0.4073272.41020.78261
0.4089112.409560.77136
0.4104962.408660.76065
0.4120822.407540.75048
0.4136672.406240.74083
0.4152522.404790.7317
0.4168382.403210.72306
0.4184232.401550.7149
0.4200092.399810.70722
0.4215952.398030.69998
0.423182.396220.69319
0.4247662.394410.68681
0.4263532.392620.68085
0.4279392.390870.67528
0.4295252.389160.67009
0.4311112.387520.66527
0.4326992.385960.6608
0.4342842.38450.65666
0.4358722.383130.65285
0.4374592.381890.64936
0.4390452.380770.64616
0.4406322.37980.64326
0.442222.378980.64063
0.4438072.378310.63826
0.4453952.377820.63616
0.4469832.377510.63429
0.448572.37740.63266
0.4501582.377490.63125
0.4517452.37780.63005
0.4533342.378340.62905
0.4549232.379110.62824
0.4565112.380150.6276
0.4580982.381450.62713
0.4596882.383030.62681
0.4612762.384910.62662
0.4628642.387110.62655
0.4644522.389640.62658
0.4660412.392510.62669
0.467632.395760.62686
0.4692192.39940.62706
0.4708092.403450.62725
0.4723982.407920.6274
0.4739872.412830.62748
0.4755762.418210.62743
0.4771652.424060.6272
0.4787552.430390.62673
0.4803452.43720.62596
0.4819342.444480.6248
0.4835242.452220.62318
0.4851132.460370.62102
0.4867032.468890.61822
0.4882942.47770.61471
0.4898842.486710.6104
0.4914742.49580.60524
0.4930632.504850.59917
0.4946552.51370.59218
0.4962442.522180.58428
0.4978372.530140.57553
0.4994272.537420.56601
0.5010172.54390.55585
0.5026072.549460.54521
0.5041982.554050.53426
0.505792.557650.52318
0.5073792.560290.51215
0.5089712.562020.50134
0.5105612.562950.49088
0.5121542.563180.48087
0.5137432.562850.47139
0.5153362.562090.46247
0.5169262.561010.45413
0.5185172.559740.44636
0.5201092.558370.43911
0.52172.556990.43235
0.5232922.555660.42602
0.5248832.554430.42006
0.5264742.553340.41441
0.5280662.552410.40902
0.5296592.551660.40382
0.531252.551090.39876
0.5328442.550690.3938
0.5344352.550450.38888
0.5360272.550370.38398
0.537622.550420.37906
0.5392122.550580.37409
0.5408042.550850.36905
0.5423962.551220.3639
0.5439882.551660.35857
0.545582.552080.35302
0.5471722.552420.34729
0.5487652.552620.34136
0.5503562.552660.33529
0.5519492.552490.32907
0.5535432.552080.32274
0.5551342.551410.31633
0.5567272.550440.30986
0.5583192.549160.30338
0.5599122.547540.29693
0.5615052.545570.29054
0.5630992.543240.28428
0.5646912.540540.27818
0.5662832.537490.27231
0.5678752.534080.26673
0.5694692.530350.26149
0.5710612.526320.25665
0.5726542.522040.25228
0.5742482.517550.24843
0.575842.512920.24515
0.5774332.508220.2425
0.5790272.503550.24051
0.5806192.4990.23922
0.5822142.494710.23865
0.5838072.490810.23881
0.58542.487460.23969
0.5869942.48490.24127
0.5885852.483540.24332
0.5901792.483310.24519
0.591772.483910.2468
0.5933652.485260.2481
0.5949592.487290.24902
0.5965512.489960.24952
0.5981462.493230.24949
0.5997372.497030.24887
0.6013312.501320.24755
0.6029252.506010.24544
0.6045182.510980.24244
0.6061112.516120.23845
0.6077062.521260.23341
0.6092982.52620.22726
0.6108922.530740.21998
0.6124852.534640.21159
0.6140782.537630.20217
0.6156732.53950.19188
0.6172672.540010.18092
0.618862.538980.16955
0.6204512.536320.15809
0.6220452.531970.14687
0.6236382.525990.13626
0.6252322.518490.12657
0.6268252.509650.11811
0.628422.499730.11111
0.6300142.489010.10576
0.6316062.477770.10219
0.6331992.466320.10048
0.6347942.454960.10067
0.6363882.443990.10277
0.6379792.433710.10675
0.6395722.424440.11259
0.6411662.416530.12022
0.6427582.410410.12956
0.6443552.40670.14026
0.6459462.405570.15174
0.6475392.407260.16373
0.6491322.412180.17569
0.6507262.420660.18686
0.6523182.432790.19614
0.6539152.448220.20228
0.6555052.466030.20404
0.65712.484690.20062
0.6586922.502350.1919
0.6602882.517270.17864
0.6618772.528280.1622
0.6634712.534920.14421
0.6650662.537420.1261
0.6666572.536430.10895
0.6682522.532770.09339
0.6698442.527240.07967
0.6714372.520480.06782
0.673032.513020.05772
0.6746232.505230.04918
0.6762162.497360.04197
0.6778092.489580.03591
0.6794032.4820.03081
0.6809962.474680.02651
0.682592.467660.02288
0.6841792.460930.0198
0.6857722.454520.01718
0.6873652.44840.01495
0.6889582.442560.01304
0.690552.4370.01141
0.6921432.431690.01
0.6937342.426620.00879
0.6953292.421780.00774
0.696922.417140.00683
0.6985142.41270.00604
0.7001082.408440.00536
0.7016972.404350.00476
0.7032892.400410.00424
0.7048842.396630.00378
0.7064752.392980.00338
0.7080682.389460.00303
0.7096572.386060.00273
0.7112532.382780.00246
0.7128442.37960.00223
0.7144332.376520.00203
0.7160262.373540.00185
0.7176172.370650.0017
0.7192122.367850.00157
0.7208012.365120.00146
0.7223922.362480.00136
0.7239872.359910.00128
0.7255762.357410.00121
0.7271672.354990.00115
0.7287622.352630.00109
0.730352.350330.00103
0.7319412.348090.000973
0.7335342.345890.000918
0.7351262.343750.000865
0.7367162.341650.000813
0.7383042.33960.000764
0.7398992.337580.000716
0.7414882.335610.00067
0.7430792.333680.000625
0.7446682.331780.000582
0.7462592.329920.000541
0.7478522.328090.000502
0.7494442.326290.000464
0.7510322.324530.000428
0.7526242.322790.000393
0.7542122.321090.00036
0.7558032.319410.000329
0.7573912.317760.000299
0.7589822.316140.000271
0.7605742.314540.000244
0.7621642.312960.000219
0.763752.311410.000195
0.7653442.309890.000172
0.766932.308380.000151
0.7685222.30690.000132
0.7701122.305440.000114
0.7716992.3049.7e-05
0.7732922.302598.2e-05
0.7748822.301196.8e-05
0.7764692.299815.5e-05
0.7780572.298454.4e-05
0.7796472.297113.4e-05
0.7812342.295782.5e-05
0.7828222.294481.8e-05
0.7844122.293191.2e-05
0.7860042.291927e-06
0.7875912.290663e-06
0.7891752.289421e-06
0.7907662.28820.0
0.7923532.2870.0
0.7939412.285810.0
0.795532.284640.0
0.7971212.283480.0
0.7987082.282330.0
0.8002962.28120.0
0.8018792.280090.0
0.803472.278980.0
0.8050562.277890.0
0.8066432.276810.0
0.8082312.275750.0
0.809822.27470.0
0.8114042.273650.0
0.812992.272630.0
0.8145762.271610.0
0.8161632.27060.0
0.8177512.26960.0
0.8193352.268620.0
0.8209242.267640.0
0.8225092.266680.0
0.8240952.265720.0
0.8256812.264780.0
0.8272672.263840.0
0.8288542.262920.0
0.8304372.2620.0
0.8320252.26110.0
0.8336082.26020.0
0.8351922.259310.0
0.8367812.258430.0
0.8383662.257560.0
0.839952.256690.0
0.8415352.255840.0
0.843122.254990.0
0.84472.254150.0
0.8462852.253320.0
0.8478712.25250.0
0.8494572.251680.0
0.8510372.250870.0
0.8526232.250070.0
0.8542032.249270.0
0.8557892.248490.0
0.8573752.247710.0
0.8589552.246930.0
0.8605412.246170.0
0.8621212.245410.0
0.8637062.244650.0
0.8652862.24390.0
0.8668712.243160.0
0.868452.242430.0
0.8700342.24170.0
0.8716182.240980.0
0.8731962.240260.0
0.8747792.239550.0
0.8763622.238850.0
0.8779442.238150.0
0.8795262.237460.0
0.8811012.236770.0
0.8826892.236090.0
0.8842692.235410.0
0.8858482.234740.0
0.8874272.234070.0
0.8890052.233410.0
0.8905892.232750.0
0.8921722.23210.0
0.8937472.231460.0
0.8953292.230810.0
0.8969092.230180.0
0.8984882.229550.0
0.9000672.228920.0
0.9016442.22830.0
0.9032272.227680.0
0.9048032.227070.0
0.9063832.226460.0
0.9079572.225850.0
0.9095352.225250.0
0.9111132.224660.0
0.9126952.224060.0
0.914272.223480.0
0.9158512.222890.0
0.917432.222310.0
0.9190012.221740.0
0.9205842.221170.0
0.9221582.22060.0
0.9237322.220040.0
0.925312.219480.0
0.9268882.218920.0
0.9284632.218370.0
0.9300372.217820.0
0.9316172.217270.0
0.9331872.216730.0
0.9347632.216190.0
0.9363382.215660.0
0.9379172.215130.0
0.9394882.21460.0
0.9410642.214080.0
0.9426382.213560.0
0.9442172.213040.0
0.9457872.212520.0
0.9473632.212010.0
0.9489362.21150.0
0.9505072.2110.0
0.9520842.21050.0
0.9536592.210.0
0.9552312.209510.0
0.9568012.209010.0
0.9583762.208520.0
0.9599492.208040.0
0.961522.207550.0
0.9630892.207070.0
0.9646622.206590.0
0.9662342.206120.0
0.9678022.205650.0
0.9693762.205180.0
0.9709482.204710.0
0.9725172.204240.0
0.9740912.203780.0
0.9756622.203330.0
0.9772312.202870.0
0.9787972.202410.0
0.9803682.201960.0
0.9819362.201510.0
0.983512.201070.0
0.9850732.200620.0
0.9866482.200180.0
0.9882132.199740.0
0.9897832.199310.0
0.991352.198870.0
0.9929142.198440.0
0.9944832.198010.0
0.9960492.197580.0
0.997622.197160.0
0.9991882.196740.0
1.0132.19310.0
1.016412.192230.0
1.019812.191360.0
1.023222.190510.0
1.026622.189670.0
1.030032.188830.0
1.033432.1880.0
1.036842.187180.0
1.040252.186370.0
1.043662.185560.0
1.047072.184760.0
1.050472.183970.0
1.053882.183190.0
1.057292.182420.0
1.06072.181650.0
1.064112.180890.0
1.067522.180130.0
1.070932.179380.0
1.074342.178640.0
1.077752.177910.0
1.081162.177180.0
1.084572.176450.0
1.087992.175740.0
1.09142.175030.0
1.094812.174320.0
1.098232.173620.0
1.101642.172930.0
1.105062.172240.0
1.108472.171560.0
1.111892.170880.0
1.11532.170210.0
1.118722.169540.0
1.122132.168870.0
1.125542.168220.0
1.128972.167560.0
1.132382.166910.0
1.135792.166270.0
1.139222.165630.0
1.142632.1650.0
1.146052.164370.0
1.149472.163740.0
1.152892.163120.0
1.156312.16250.0
1.159732.161880.0
1.163142.161270.0
1.166572.160670.0
1.169982.160070.0
1.17342.159470.0
1.176822.158870.0
1.180252.158280.0
1.183682.157690.0
1.187092.157110.0
1.190522.156530.0
1.193942.155950.0
1.197362.155380.0
1.200792.154810.0
1.204212.154240.0
1.207632.153670.0
1.211062.153110.0
1.214482.152560.0
1.217912.1520.0
1.221342.151450.0
1.224772.15090.0
1.228192.150350.0
1.231612.149810.0
1.235042.149270.0
1.238472.148730.0
1.24192.148190.0
1.245322.147660.0
1.248762.147130.0
1.252192.14660.0
1.255612.146070.0
1.259042.145550.0
1.262482.145030.0
1.265912.144510.0
1.269332.143990.0
1.272772.143480.0
1.27622.142970.0
1.279632.142460.0
1.283062.141950.0
1.286492.141450.0
1.289932.140940.0
1.293362.140440.0
1.29682.139940.0
1.300222.139440.0
1.303662.138950.0
1.307092.138460.0
1.310532.137960.0
1.313962.137470.0
1.31742.136990.0
1.320842.13650.0
1.324282.136020.0
1.327712.135530.0
1.331152.135050.0
1.334582.134570.0
1.338032.134090.0
1.341462.133620.0
1.344892.133140.0
1.348342.132670.0
1.351782.13220.0
1.355212.131730.0
1.358662.131260.0
1.362092.130790.0
1.365542.130330.0
1.368982.129860.0
1.372422.12940.0
1.375862.128940.0
1.37932.128480.0
1.382752.128020.0
1.386182.127560.0
1.389632.12710.0
1.393072.126650.0
1.396522.126190.0
1.399952.125740.0
1.403412.125290.0
1.406852.124840.0
1.410292.124390.0
1.413752.123940.0
1.417192.123490.0
1.420632.123040.0
1.424072.12260.0
1.427522.122150.0
1.430982.121710.0
1.434422.121270.0
1.437862.120830.0
1.441312.120390.0
1.444772.119950.0
1.448212.119510.0
1.451652.119070.0
1.455112.118630.0
1.458552.11820.0
1.462012.117760.0
1.465462.117330.0
1.46892.116890.0
1.472362.116460.0
1.475812.116030.0
1.479262.11560.0
1.482712.115170.0
1.486182.114740.0
1.489622.114310.0
1.493082.113880.0
1.496532.113450.0
1.499982.113020.0
1.503442.11260.0
1.506892.112170.0
1.510342.111740.0
1.513812.111320.0
1.517262.11090.0
1.520722.110470.0
1.524182.110050.0
1.527632.109630.0
1.531082.10920.0
1.534552.108780.0
1.5382.108360.0
1.541462.107940.0
1.544922.107520.0
1.548392.10710.0
1.551842.106680.0
1.55532.106260.0
1.558772.105850.0
1.562222.105430.0
1.565672.105010.0
1.569142.104590.0
1.572612.104180.0
1.576062.103760.0
1.579522.103350.0
1.582992.102930.0
1.586452.102510.0
1.589912.10210.0
1.593382.101680.0
1.596852.101270.0
1.600312.100860.0
1.603772.100440.0
1.607242.100030.0
1.610712.099620.0
1.614172.099210.0
1.617622.098790.0
1.621092.098380.0
1.624572.097970.0
1.628032.097560.0
1.63152.097150.0
1.634962.096730.0
1.638442.096320.0
1.641892.095910.0
1.645382.09550.0
1.648842.095090.0
1.652312.094680.0
1.655772.094270.0
1.659252.093860.0
1.662722.093450.0
1.666192.093040.0
1.669662.092630.0
1.673132.092220.0
1.676592.091810.0
1.680072.091410.0
1.683542.0910.0
1.687022.090590.0

Optical transmission calculator

Free-standing sample in vacuum, normal incidence
Method
Transmittance T
—
Reflectance R
—

Fresnel reflection calculator

Direction
Rp
—
Rs
—
R = (Rp+Rs)/2
—
Phase φp
—
Phase φs
—
Brewster angle θB
—
Critical angle θC
—