Lumerical — Forum Upd

If you want to dive deeper into a specific simulation challenge, let me know. I can help you with:

This is a typical post from a user encountering a simulation error or convergence issue.

As seen in the tables above, the ability to control Lumerical from an external script is a game-changer. The forum is the main place where users help each other master this automation. lumerical forum

User: I'm simulating a 1D grating (period 500 nm, duty cycle 0.5, thickness 100 nm, Si on SiO₂). Plane wave source at normal incidence, wavelength range 400–800 nm. Transmission monitor placed after the structure.

I wrote a simple script to automate the process of sweeping waveguide widths and exporting the effective index data to a text file. I thought this might be useful for others doing similar MODE calculations. If you want to dive deeper into a

: Diverging simulations are a common headache. In one detailed discussion, a user trying to simulate a Distributed Bragg Reflector (DBR) structure with a cavity found that the autoshutoff level would increase again after reaching 0.005. After extensive troubleshooting, the user discovered that a very small dt stability factor of less than 0.07 was necessary—although this significantly increased simulation time.

Extracting S-parameters from complex photonic integrated circuits (PICs). The forum is the main place where users

A pivotal change for all users occurred on , when Lumerical's official community support moved from its original home, the Lumerical Knowledge Exchange (KX) , to the broader Ansys Learning Forum . This migration was a strategic move to integrate Lumerical products and services into the larger Ansys organization.

Hi everyone,