Reply To: Calculating heat generation profile in FDTD using narrow band CW sources

[Guilin Sun]

The analysis group can be used when the wavelength recorded by the monitor is laser, single wavelength. You can use the Advanced analysis group:

to get the absorbed power, and convert to the actual laser power in thermal simulation.

https://optics.ansys.com/hc/en-us/articles/360034915693-Calculating-absorbed-optical-power-Higher-accuracy