RefractiveIndex.INFO

Refractive index database


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Optical constants of TlBr-TlI (Thallium bromo-iodide, KRS-5)
Rodney and Malitson 1956: n 0.577-39.38 µm

Wavelength: µm
 (0.577 – 39.38)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{1.8293958λ^2}{λ^2-0.0225}+\frac{1.6675593λ^2}{λ^2-0.0625}+\frac{1.1210424λ^2}{λ^2-0.1225}+\frac{0.04513366λ^2}{λ^2-0.2025}+\frac{12.380234λ^2}{λ^2-27089.737}$$

Comments

Mixed crystal: 45.7 M% of TlBr and 54.3 M% of TlI. 25 °C.

References

W. S. Rodney and I. H. Malitson. Refraction and dispersion of thallium bromide iodide, J. Opt. Soc. Am. 46, 956-960 (1956)

Data

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

INFO

Thallium bromo-iodide, TlBr-TlI (KRS-5)

Other names

  • Thallium bromoiodide
  • Thallium bromide iodide

External links