Add an . This is the most critical step. Boundary Conditions:
A key point to remember is that you can use . This allows you to refine the mesh in specific areas of interest (such as a waveguide core or near a metallic surface) while keeping it coarser in empty space, optimizing computational resources. lumerical fdtd tutorial
: To capture transmission, reflection, and electric/magnetic field profiles ( Time-Domain Add an
) field components are evaluated at the center of the cell faces. : fields and fields are offset by half a time step ( Leapfrog Scheme : The algorithm updates the field using the current field and the curl of the surrounding field. It then updates the field using the new field and the curl of the surrounding This allows you to refine the mesh in
Click to ensure your mesh and geometry do not contain errors. Click Run to start the solver.
: Define the span and center coordinates of your computational domain.