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Optical constants of SiO2 (Silicon dioxide, Silica, Quartz)
Popova et al. 1972: Fused silica; n,k 7-50 µm
Wavelength:
µm
(7.0000e+00 – 5.0000e+01)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Comments
Room temperature.
References
1) S. Popova, T. Tolstykh, V. Vorobev. Optical characteristics of amorphous quartz in the 1400–200 cm-1 region, Opt. Spectrosc. 33, 444–445 (1972), as cited in Ref. 2
2) R. Kitamura, L. Pilon, M. Jonasz. Optical constants of silica glass from extreme ultraviolet to far infrared at near room temperature, Appl. Opt. 33, 8118-8133 (2007)
* Ref. 2 provides a model for calculating optical constants; model parameters are derived by fitting experimental data from Ref. 1.
[Calculation script (Python)]
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