Comprehensive review of circuit QED, including the quantum-Rabi and Jaynes–Cummings models, dispersive readout, environmental coupling, quantum optics, and quantum-information applications.

Key Results

  • Reviews strong, dispersive, ultrastrong, and multimode light–matter coupling regimes.
  • Derives the two-level and multilevel dispersive descriptions used for superconducting-qubit readout.
  • Covers cavity-mediated gates, bosonic modes, microwave quantum optics, and hybrid systems.