Vacuum Rabi Splitting — Cavity QED Polaritons

Coupling g: 0.10 Detuning Δ: 0.00 Decay κ: 0.02 Animate g sweep

Jaynes-Cummings model: cavity photon + two-level atom → upper/lower polariton branches separated by 2g (vacuum Rabi splitting). Transmission shows two peaks when g > κ/2.