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Optical constants of MgAl2O4 (Magnesium aluminate, spinel)
Tropf and Thomas 1991: n 0.35-5.5 µm

Wavelength: µm
 (0.35 – 5.5)  
 

Derived optical constants

logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.8938λ^2}{λ^2-0.09942^2}+\frac{3.0755λ^2}{λ^2-15.826^2}$$

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

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

INFO

Magnesium aluminium oxide, MgAl2O4

Other name

  • Magnesium aluminum oxide

Mineral

  • Spinel

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