Optical constants of SiO2 (Silicon dioxide, Silica, Quartz)
Ghosh 1999: α-Quartz, n(o) 0.198–2.05 µm
Wavelength:
µm
(0.198–2.0531)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=0.28604141+\frac{1.07044083λ^2}{λ^2-1.00585997\text{×}10^{-2}}+\frac{1.10202242λ^2}{λ^2-100}$$Comments
Ordinary ray (o). 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
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