1
|
2
|
In the Select Physics tree, select Optics>Wave Optics>Electromagnetic Waves, Frequency Domain (ewfd).
|
3
|
Click Add.
|
4
|
Click Study.
|
5
|
6
|
Click Done.
|
1
|
2
|
1
|
2
|
3
|
1
|
2
|
3
|
4
|
5
|
6
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
1
|
In the Model Builder window, under Component 1 (comp1) click Electromagnetic Waves, Frequency Domain (ewfd).
|
2
|
3
|
1
|
3
|
4
|
1
|
3
|
4
|
1
|
In the Model Builder window, under Component 1 (comp1) right-click Materials and choose Blank Material.
|
2
|
3
|
1
|
2
|
4
|
1
|
2
|
3
|
In the Search for modes around text field, type n_core. This value should be in the vicinity of the value that you expect the fundamental mode to have.
|
4
|
1
|
2
|
3
|
4
|
5
|
1
|
2
|
3
|
4
|
1
|
2
|
In the Settings window for Surface, click Replace Expression in the upper-right corner of the Expression section. From the menu, choose Component 1 (comp1)>Electromagnetic Waves, Frequency Domain>Electric>Electric field - V/m>ewfd.Ez - Electric field, z component.
|
3
|
4
|
1
|
2
|
3
|
4
|
Find the Physics interfaces in study subsection. In the table, clear the Solve check box for Study 1.
|
5
|
6
|
1
|
2
|
3
|
Find the Physics interfaces in study subsection. In the table, clear the Solve check box for Electromagnetic Waves, Frequency Domain (ewfd).
|
4
|
5
|
6
|
1
|
In the Model Builder window, under Component 1 (comp1)>Global ODEs and DAEs (ge) click Global Equations 1.
|
2
|
1
|
2
|
In the Settings window for Global Evaluation, click Replace Expression in the upper-right corner of the Expressions section. From the menu, choose Component 1 (comp1)>Electromagnetic Waves, Frequency Domain>Ports>Propagation constants>All expressions in this group.
|
3
|
Locate the Expressions section. In the table, enter the following settings:
|
4
|
Click Evaluate.
|
1
|
2
|
3
|
4
|
Locate the Expressions section. In the table, enter the following settings:
|
5
|
Click Evaluate.
|