RefractiveIndex.INFO

Refractive index database


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Optical constants of Si (Silicon)
Salzberg and Villa 1957: n 1.36-11 µm

Wavelength: µm
 (1.357 – 11.04)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{10.6684293λ^2}{λ^2-0.301516485^2}+\frac{0.0030434748λ^2}{λ^2-1.13475115^2}+\frac{1.54133408λ^2}{λ^2-1104^2}$$

Comments

26 °C, Unknown purity

References

1) C. D. Salzberg and J. J. Villa. Infrared Refractive Indexes of Silicon, Germanium and Modified Selenium Glass, J. Opt. Soc. Am., 47, 244-246 (1957)
2) B. Tatian. Fitting refractive-index data with the Sellmeier dispersion formula, Appl. Opt. 23, 4477-4485 (1984)
*Ref. 2 provides a dispersion formula based on data from Ref. 1

Data

[Expressions for n]   [CSV - comma separated]   [TXT - tab separated]   [Full database record]

INFO

Silicon, Si

Other names for Polysilicon

  • Polycrystalline silicon, "poly"
  • semicrystalline silicon

External links