Creating a Metallic Medium

Create a metal.

1. On the Construct tab, in the Define group, click the  Media icon. From the drop-down list, select the  Metallic icon.
2. Click Manually define medium.
3. Specify the magnetic properties of the metal.
   • To create a frequency-independent metal, from the Definition method drop-down list select Frequency independent.
   • To create a frequency-dependent metal, from the Definition method drop-down list select Frequency list (linear interpolation).
     • To enter each frequency point manually, enter the magnetic properties for each frequency point.
     • To import the frequency points from a file, click Import points.
       1. In the File name field, browse for the file you want to import.
       2. [Optional] In the Scale by field, enter a value to scale the points.

          For example, if you import a value of “2”, scale it by “10e9” to change the value to 2 GHz.

       3. Under Delimiter, click the delimiter type you use in your file.
       4. Click OK to close the Import Points dialog.
4. [Optional] To include the effects of a rough surface, select the Surface roughness (RMS value in m) check box and enter a value (root mean square value in metre).