getRefractiveIndex
returns the susceptibility of choosen subsystem.
Contents
Syntax
- getRefractiveIndex(name)
- getRefractiveIndex(name,eps)
Description
getRefractiveIndex(name,eps) works excatly analougus to the getSusceptibility method The refractive Index is calculated using the susceptibility by
where d denots the density of the medium. d is set to an arbitrary low value of d = 0.01, which corresponds to a gas.