English

Parametric effects in circuit quantum electrodynamics

Quantum Physics 2019-08-16 v1 Superconductivity

Abstract

We review recent advances in the research on quantum parametric phenomena in superconducting circuits with Josephson junctions. We discuss physical processes in parametrically driven tunable cavity and outline theoretical foundations for their description. Amplification and frequency conversion are discussed in detail for degenerate and non-degenerate parametric resonance, including quantum noise squeezing and photon entanglement. Experimental advances in this area played decisive role in successful development of quantum limited parametric amplifiers for superconducting quantum information technology. We also discuss nonlinear down-conversion processes and experiments on self-sustained parametric and subharmonic oscillations.

Keywords

Cite

@article{arxiv.1908.05516,
  title  = {Parametric effects in circuit quantum electrodynamics},
  author = {Waltraut Wustmann and Vitaly Shumeiko},
  journal= {arXiv preprint arXiv:1908.05516},
  year   = {2019}
}

Comments

22 pages, 25 figures

R2 v1 2026-06-23T10:48:12.002Z