Qubit ZooComprehensive review of quantum transduction approaches for converting quantum states between microwave and optical frequencies. Covers electro-optic, piezoelectric, optomechanical, magnonic, and atomic/ionic transduction mechanisms. Establishes the theoretical framework for noise analysis and efficiency requirements for quantum-limited operation.
Key Results
- Survey of all major transduction approaches with efficiency/noise comparison
- Noise analysis framework: added noise must be <1 photon for quantum advantage
- Electro-optic, piezo-optomechanical, and rare-earth approaches compared
- Roadmap for achieving quantum-limited transduction
- Implications for quantum networks and distributed quantum computing
Links
- Journal: Quantum Science and Technology
- arXiv: 1910.04821