Jim Heneghan

3 Questions 8 Answers 0 Followers

Questions related from Jim Heneghan

Does anyone have a problem in fdtd where the field they don't excite is always 0?

I'm writing an FDTD code and I'm stimulating the Hz field which is propagating fine but for some reason the E field is 0 everywhere for the whole simulation

07 July 2018 3,364 1 View

How do I use paired sources to avoid band folding in FDTD?

I've been building a home-brew FDTD code to calculate band diagrams and I've been trying to get the diagram for a hexagonal lattice. Lumerical's website claimed if you have two sources that are a...

05 May 2018 9,090 2 View

Looking for help building a layered structure in FDTD

I'm looking to build a layered quarter wave stack structure in a FDTD simulation. I've tried both 2-D and 3-D and it hasn't worked. I'm able to do a block of solid material but not layers. The...

08 August 2017 3,596 14 View