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Optical constants of Au-Ag (Gold-silver alloy)
Rioux et al. 2014: n,k 0.27-1.2 µm; 50% Au 50% Ag

Wavelength: µm
 (0.270 – 1.200)  
 

Derived optical constants

n   k   logX   logY   eV

Comments

50% Au, 50% Ag. Model fitted on ellipsometric measurements on five different AuAg alloy thin film compositions; Thin film compositions: Au, Au:Ag 2:1, Au:Ag 1:1, Au:Ag 1:2, Ag; Film thickness: 80 nm

References

D. Rioux, S. Vallières, S. Besner, P. Muñoz, E. Mazur and M. Meunier. An analytic model for the dielectric function of Au, Ag, and their alloys, Adv. Opt. Mater. 2, 176-182 (2014) (See Supporting information for MATLAB model)

Data

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INFO

Gold-silver alloy, Au-Ag

Other names

  • Electrum (naturally occurring alloy of gold and silver with trace amounts of copper and other metals)
  • Green gold (same as Electrum)

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