Ansys Learning Forum Forums Discuss Simulation Photonics Unable to modify the source in the terahertz band in Grating S parameters Reply To: Unable to modify the source in the terahertz band in Grating S parameters

Guilin Sun
Ansys Employee

is 1e-12 THz correct? Please use correct frequency.

The source inside the analysis group uses the default simulation time of FDTD. Please significantly increase simulation time for FDTD, then the signal can be normal. may be 100 times (1e^5 fs) for 10THz. Â