Optical constants of MgAl2O4 (Magnesium aluminate, spinel)
Tropf and Thomas 1991: n 0.35–5.5 µm
Wavelength:
µm
(0.35–5.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.8938λ^2}{λ^2-0.09942^2}+\frac{3.0755λ^2}{λ^2-15.826^2}$$Comments
Room temperature
References
1) W. J. Tropf and M. E. Thomas, Magnesium aluminum spinel (MgAlO4), in E. D. Palik (ed.), Handbook of Optical Constants of Solids II, Academic Press, Orlando, 1991, pp. 881-895
2) Handbook of Optics, 3rd edition, Vol. 4. McGraw-Hill 2009
* Ref. 2 provides improved Sellmeier equation based on data from Ref. 1
Data
INFO
Magnesium aluminium oxide, MgAl2O4
Other name
- Magnesium aluminum oxide
Mineral
- Spinel