Photonics

Photonics

Topics related to Lumerical and more

Farfield in RCWA

    • SAURAV GAUTAM
      Subscriber

      Hi,

      How to calculate farfield  from RCWA near field result? is it same as FDTD?

      Thank you

    • Guilin Sun
      Ansys Employee

      RCWA is for periodic structures. Therefore its farfields are grarting orders. You should not use farfield projection scripts to get the farfields. It is already decomposed into plane waves at different angles.

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