Free Electrons Can Induce Quantum Correlations Between Two Separate Photonic Cavities
Gefen Baranes, Ron Ruimy, Alexey A. Gorlach, Ido E. Kaminer · Conference on Lasers and Electro-Optics · 2021
We find that free electrons passing through two independent photonic cavities induce quantum correlations between them, creating nonzero quantum mutual information and second-order coherence. The concept is general and applicable for example in electron-phonon interactions.