Optical constants of Nb (Niobium)
Weaver et al. 1973: n,k 0.0258–0.862 µm
Wavelength:
µm
(2.583E-02–8.621E-01)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Conditions & Spec sheet
n_is_absolute: true wavelength_is_vacuum: true
References
J. H. Weaver, D. W. Lynch, C. G. Olson. Optical properties of niobium from 0.1 to 36.4 eV, Phys. Rev. B 7, 4311-4318 (1973)
(data points extracted from a figure)