Ask a Question

Prefer a chat interface with context about you and your work?

Nonequilibrium delocalization-localization transition of photons in circuit quantum electrodynamics

Nonequilibrium delocalization-localization transition of photons in circuit quantum electrodynamics

We show that photons in two tunnel-coupled microwave resonators each containing a single superconducting qubit undergo a sharp nonequilibrium delocalization-localization (self-trapping) transition due to strong photon-qubit coupling. We find that self-trapping of photons in one of the resonators (spatial localization) forces the qubit in the opposite resonator to remain in …