Optical constants of Au-Ag (Gold-silver alloy)
Rioux et al. 2014: n,k 0.27–1.2 µm; 70% Au 30% Ag
Wavelength:
µm
(0.270–1.200)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Comments
70% Au, 30% 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
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)