Graphical labs · Numerical simulation
EM cavity (FDTD)
2D TM Yee Maxwell, PEC walls
2D TM Yee FDTD (ε=μ=c=1): ∂t Ez = ∂x Hy − ∂y Hx, PEC walls
Soft harmonic source at the cavity center. Energy is not conserved while the source is on.
- t (c=1)
- 0
- dt
- 0.601041
- Σ(E²+B²)/2
- 0
Teaching-resolution numerical scheme. On-screen quantities are diagnostics of the discrete model. FrameCalc is educational software. Results are for study and comparison, not medical, radiation-protection, or engineering sign-off. Fusion tools are models, not device predictions. Accuracy · Legal