RefractiveIndex.INFO

Refractive index database


Shelf

Book

Page

Optix.eXpert

Optix.eXpert is our new website that aims at connecting optical professionals with employers looking to outsource optics related work. Sign up and post a listing now to start offering a service.

Optical constants of SiO2 (Silicon dioxide, Silica, Quartz)
Ghosh 1999: α-Quartz, n(e) 0.198-2.05 µm

Wavelength: µm
 (0.198 – 2.0531)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=0.28851804+\frac{1.09509924λ^2}{λ^2-1.02101864\text{×}10^{-2}}+\frac{1.15662475λ^2}{λ^2-100}$$

Comments

Extraordinary ray (e). Room temperature.

References

G. Ghosh. Dispersion-equation coefficients for the refractive index and birefringence of calcite and quartz crystals, Opt. Commun. 163, 95-102 (1999)

Data

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

INFO

Silicon dioxide, SiO2

Other names

  • Quartz
  • Silica
  • Silicon oxide
  • Silicon(IV) dioxide

Polymorphs

  • Alpha quartz (α-quartz, most common)
  • Beta quartz (β-quartz, only stable at temperatures above 573 °C)
  • Tridymite
  • Cristobalite
  • Coesite
  • Stishovite
  • Lechatelierite
  • Chalcedony

External links