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Optical constants

Refractive index of Sigma Aldrich M5904

Wang et al. 2017: k 1.2–1.9 µm

Data
tabulated k
Range
1.2–1.9 µm
Points
351
Temperature
295 K
Licence
CC0-1.0

Plot

Click the plot to set the calculator wavelength. Note: the source gives k only; n is not available.

At one wavelength

Range 1.2–1.9 µm
Refractive index n
—
Extinction coefficient k
4.38087e-06
Permittivity ε1
—
Permittivity ε2
—
Absorption coefficient α
0.36458 cm⁻¹
Penetration depth δ = λ/(2πk)
5.48576e+07 nm
Abbe number Vd
—
Chromatic dispersion dn/dλ
— µm⁻¹
Group index ng
—
Group velocity dispersion
— fs²/mm
Dispersion parameter D
— ps/(nm·km)
Photon energy
0.821087 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

This dataset has k only, so it cannot be used as a simulation material by itself. Pick a dataset with n from the list above.

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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

22 °C.

Conditions

temperature
295 K
Notes on the source data (kept exactly as published):
  • the source gives k only; n is not available

References

K. Wang, W. Wen, Y. Wang, K. Wang, J. He, J. Wang, P. Zhai, Y. Yang, P. Qiu. Order-of-magnitude multiphoton signal enhancement based on characterization of absorption spectra of immersion oils at the 1700-nm window. Opt. Express 25, 5909-5916 (2017)
  • doi:10.1364/oe.25.005909 Order-of-magnitude multiphoton signal enhancement based on characterization of absorption spectra of immersion oils at the 1700-nm window, Optics Express (2017)

Cite

Ke Wang et al.. Order-of-magnitude multiphoton signal enhancement based on characterization of absorption spectra of immersion oils at the 1700-nm window. Optics Express, 25, 5909 (2017), doi:10.1364/oe.25.005909; Data from the refractiveindex.info database (M. N. Polyanskiy, Sci. Data 11, 94 (2024), doi:10.1038/s41597-023-02898-2)

Data

351 rows as published
CSV comma separated TXT tab separated YAML n, k Full database record original YAML All quantities CSV JSON metadata
Sigma Aldrich M5904, Wang et al. 2017: k 1.2–1.9 µm: n and k versus wavelength
λ (µm)k
1.21.53564e-05
1.2021.49443e-05
1.2041.53581e-05
1.2061.56386e-05
1.2081.68777e-05
1.211.72183e-05
1.2121.73464e-05
1.2141.70328e-05
1.2161.70823e-05
1.2181.56797e-05
1.221.51753e-05
1.2221.40663e-05
1.2241.29248e-05
1.2261.16282e-05
1.2281.1265e-05
1.239.89638e-06
1.2328.84169e-06
1.2348.095e-06
1.2367.35323e-06
1.2386.9216e-06
1.246.96199e-06
1.2426.59389e-06
1.2446.26842e-06
1.2465.80286e-06
1.2485.68754e-06
1.255.82149e-06
1.2525.72789e-06
1.2544.63236e-06
1.2564.64714e-06
1.2584.41068e-06
1.264.13654e-06
1.2623.83178e-06
1.2643.40735e-06
1.2663.2045e-06
1.2683.07556e-06
1.273.28921e-06
1.2722.46517e-06
1.2742.18478e-06
1.2762.6228e-06
1.2782.51433e-06
1.282.81152e-06
1.2822.65778e-06
1.2842.7825e-06
1.2862.43193e-06
1.2882.49618e-06
1.292.53794e-06
1.2922.52676e-06
1.2943.00939e-06
1.2962.5878e-06
1.2982.63755e-06
1.32.28274e-06
1.3021.79691e-06
1.3042.8412e-06
1.3062.32404e-06
1.3082.12786e-06
1.312.16958e-06
1.3122.23449e-06
1.3142.31506e-06
1.3162.51955e-06
1.3181.61006e-06
1.321.75977e-06
1.3221.80126e-06
1.3242.09162e-06
1.3262.45302e-06
1.3281.78597e-06
1.332.04648e-06
1.3322.0026e-06
1.3341.72355e-06
1.3361.67904e-06
1.3382.37311e-06
1.341.87302e-06
1.3422.11226e-06
1.3442.50214e-06
1.3461.69953e-06
1.3482.33538e-06
1.352.39439e-06
1.3522.70758e-06
1.3543.10917e-06
1.3563.65535e-06
1.3584.13126e-06
1.364.96798e-06
1.3625.16723e-06
1.3645.4312e-06
1.3665.75201e-06
1.3685.70426e-06
1.376.91946e-06
1.3727.56608e-06
1.3748.14196e-06
1.3769.24475e-06
1.3781.02051e-05
1.381.10546e-05
1.3821.15496e-05
1.3841.23709e-05
1.3861.37562e-05
1.3881.49662e-05
1.391.55592e-05
1.3921.56062e-05
1.3941.56859e-05
1.3961.51181e-05
1.3981.33746e-05
1.41.27195e-05
1.4021.22189e-05
1.4041.17828e-05
1.4061.1362e-05
1.4081.17833e-05
1.411.28435e-05
1.4121.33592e-05
1.4141.34363e-05
1.4161.35135e-05
1.4181.26914e-05
1.421.21173e-05
1.4221.16751e-05
1.4241.11395e-05
1.4261.09877e-05
1.4281.0567e-05
1.431.09681e-05
1.4321.14965e-05
1.4341.10493e-05
1.4361.09635e-05
1.4381.05227e-05
1.441.02667e-05
1.4421.04758e-05
1.4441.00239e-05
1.4468.97619e-06
1.4489.15868e-06
1.458.53266e-06
1.4528.29716e-06
1.4548.44524e-06
1.4567.51627e-06
1.4587.1755e-06
1.466.89384e-06
1.4626.48259e-06
1.4646.56019e-06
1.4666.7844e-06
1.4686.58676e-06
1.476.79425e-06
1.4726.93317e-06
1.4746.23282e-06
1.4765.9292e-06
1.4785.66813e-06
1.485.66708e-06
1.4825.30054e-06
1.4845.02001e-06
1.4865.15768e-06
1.4885.71524e-06
1.495.55668e-06
1.4925.04708e-06
1.4945.28199e-06
1.4965.41204e-06
1.4985.13782e-06
1.54.80986e-06
1.5024.63101e-06
1.5044.32803e-06
1.5064.35152e-06
1.5084.44586e-06
1.514.38087e-06
1.5124.50206e-06
1.5144.29464e-06
1.5164.31805e-06
1.5184.19002e-06
1.523.96354e-06
1.5223.9776e-06
1.5243.8755e-06
1.5263.86261e-06
1.5283.96641e-06
1.534.03455e-06
1.5323.95875e-06
1.5343.65764e-06
1.5363.5271e-06
1.5383.48653e-06
1.543.63579e-06
1.5423.82163e-06
1.5443.50013e-06
1.5463.1052e-06
1.5483.39106e-06
1.553.40457e-06
1.5523.22655e-06
1.5543.05733e-06
1.5562.77796e-06
1.5582.96453e-06
1.563.16994e-06
1.5622.83454e-06
1.5642.70039e-06
1.5662.88778e-06
1.5683.36113e-06
1.573.17177e-06
1.5723.14816e-06
1.5743.1429e-06
1.5762.89707e-06
1.5783.16947e-06
1.582.94151e-06
1.5822.61074e-06
1.5842.80009e-06
1.5862.72916e-06
1.5882.99368e-06
1.593.40829e-06
1.5923.36583e-06
1.5942.97696e-06
1.5962.77444e-06
1.5983.71639e-06
1.63.72104e-06
1.6023.32119e-06
1.6043.32534e-06
1.6063.75391e-06
1.6083.92852e-06
1.613.5174e-06
1.6123.64479e-06
1.6143.72522e-06
1.6164.12836e-06
1.6184.276e-06
1.624.44307e-06
1.6224.45811e-06
1.6244.61623e-06
1.6264.7746e-06
1.6285.64096e-06
1.635.85854e-06
1.6325.56858e-06
1.6345.22043e-06
1.6365.54383e-06
1.6386.22398e-06
1.646.26055e-06
1.6426.02711e-06
1.6445.6578e-06
1.6465.73241e-06
1.6485.87484e-06
1.656.06606e-06
1.6526.3742e-06
1.6546.14881e-06
1.6566.08812e-06
1.6586.86481e-06
1.666.85354e-06
1.6626.94962e-06
1.6647.09477e-06
1.6666.89793e-06
1.6687.77802e-06
1.678.3366e-06
1.6728.96515e-06
1.6749.16264e-06
1.6761.03646e-05
1.6781.18749e-05
1.681.33986e-05
1.6821.49259e-05
1.6841.85239e-05
1.6862.29719e-05
1.6883.00872e-05
1.693.85395e-05
1.6924.78959e-05
1.6945.42699e-05
1.6965.91748e-05
1.6986.26451e-05
1.76.86294e-05
1.7027.63267e-05
1.7048.5223e-05
1.7069.10038e-05
1.7089.37387e-05
1.719.64093e-05
1.7120.000100252
1.7140.000105473
1.7160.000113215
1.7180.000120722
1.720.000130257
1.7220.000137922
1.7240.000144654
1.7260.000146595
1.7280.000146359
1.730.000143907
1.7320.00013796
1.7340.00012816
1.7360.000119183
1.7380.000107715
1.749.77736e-05
1.7429.17578e-05
1.7448.47346e-05
1.7468.4401e-05
1.7488.46826e-05
1.758.57251e-05
1.7528.80763e-05
1.7548.95983e-05
1.7569.31656e-05
1.7589.60491e-05
1.769.84427e-05
1.7629.94237e-05
1.7649.74336e-05
1.7669.52831e-05
1.7689.0459e-05
1.778.53222e-05
1.7728.01528e-05
1.7747.46797e-05
1.7766.97158e-05
1.7786.58367e-05
1.786.17711e-05
1.7825.96323e-05
1.7845.65561e-05
1.7865.43853e-05
1.7885.34381e-05
1.795.32771e-05
1.7925.30314e-05
1.7945.27851e-05
1.7965.40359e-05
1.7985.40433e-05
1.85.44628e-05
1.8025.36555e-05
1.8045.43719e-05
1.8065.44428e-05
1.8085.52569e-05
1.815.48397e-05
1.8125.52727e-05
1.8145.57812e-05
1.8165.57147e-05
1.8185.68225e-05
1.825.56451e-05
1.8225.52033e-05
1.8245.59281e-05
1.8265.57964e-05
1.8285.55355e-05
1.835.4962e-05
1.8325.51943e-05
1.8345.51899e-05
1.8365.40209e-05
1.8385.30974e-05
1.845.12209e-05
1.8425.04436e-05
1.8444.86791e-05
1.8464.7355e-05
1.8484.56372e-05
1.854.36984e-05
1.8524.45613e-05
1.8544.17893e-05
1.8564.08317e-05
1.8583.99591e-05
1.863.77081e-05
1.8623.81313e-05
1.8643.73623e-05
1.8663.67776e-05
1.8683.62905e-05
1.873.58901e-05
1.8723.58186e-05
1.8743.59339e-05
1.8763.55316e-05
1.8783.4632e-05
1.883.59827e-05
1.8823.44073e-05
1.8843.51408e-05
1.8863.48792e-05
1.8883.53818e-05
1.893.4498e-05
1.8923.44455e-05
1.8943.57167e-05
1.8963.54315e-05
1.8983.5703e-05
1.93.61757e-05