Optical constants of SiO2 (Silicon dioxide, Silica, Quartz)
Gao et al. 2013: Thin film; n,k 0.252–1.25 µm
Wavelength:
µm
(0.252–1.250)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Comments
300-nm monolayer deposited on fused silica using the ion assistance electronic beam deposition technique.
References
L. Gao, F. Lemarchand, M. Lequime. Refractive index determination of SiO2 layer in the UV/Vis/NIR range: spectrophotometric reverse engineering on single and bi-layer designs, J. Europ. Opt. Soc. Rap. Public. 8, 13010 (2013) (Numerical data kindly provided by F. Lemarchand)
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