n and k for Ferrihydrite FHYD2

                                                  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ν (cm-1)	γ	4πρ
260	0.4766	0.3521
321	0.3371	0.1888
390	0.3446	0.1695
462	0.3353	0.4057
597	0.2328	0.1218
692	0.1944	0.0681
830	0.1354	0.0075
930	0.1581	0.0148

             ε₀=1.9390

measured spectrum                            modeled spectrum                              n                                     k

Dispersion Parameters