2D Finite-Difference Time-Domain simulation — click to add wave sources
Negative E_z
Positive E_z
Conductor
∂E_z/∂t = c²(∂H_y/∂x − ∂H_x/∂y) — EM waves propagate at light speed. Conductors force E=0 at surface, causing reflection. Click canvas to place sources, drag to draw walls.
Click: place source | Drag in wall/slit mode: draw conductor