Keith Dysart wrote:
So do the travelling waves "reflect" off each
other? Save the term "reflect" for those cases
where there is an impedance discontinuity and
use "bounce" for those cases where no energy
is crossing a point and even Cecil may be
happy. But bounce it does.

If your model requires EM waves to bounce off of
each other, it doesn't represent reality. What
you may be seeing is the case where destructive
interference in one direction has to equal constructive
interference in the other direction. This is simple
wave cancellation, not bouncing.
--
73, Cecil http://www.w5dxp.com