RefractiveIndex.INFO

Refractive index database


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Optical constants of C8H5KO4 (Potassium hydrogen phthalate, KHP)
Moutzouris et al. 2011: n(α) 0.450-1.55 µm

Wavelength: µm
 (0.45 – 1.551)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2=2.663434655+\frac{0.037318762}{λ^2-0.175493731^{2}}-0.013296131λ^{2}$$

Comments

nα; 24.5 °C (see the original publication for temperature-dependent dispersion formula).

References

K. Moutzouris, I. Stavrakas, D. Triantis and M. Enculescub. Temperature-dependent refractive index of potassium acid phthalate (KAP) in the visible and near-infrared, Optical Materials 33, 812-816 (2011)

Data

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

INFO

Potassium hydrogen phthalate, C8H5KO4

Other names

  • Hydrogen potassium phthalate
  • Phthalic acid potassium salt
  • Potassium biphthalate
  • Potassium acid phthalate
  • 1,2-Benzenedicarboxylic acid
  • Monopotassium salt
  • KHP
  • KHPh

External links