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Summary
A hybrid cavity-magnon optomechanical system is proposed to enhance tripartite entanglement using phase-matched parametric amplification. The system consists of a cavity, a mechanical oscillator, and a magnetic sphere, driven by three external fields.
Highlights
- Tripartite entanglement is enhanced using phase-matched parametric amplification.
- The system consists of a cavity, a mechanical oscillator, and a magnetic sphere.
- Three external fields drive the system.
- The entanglement is improved by increasing the photon populations in the cavity.
- The phase difference between the OPA and MPA modulates the entanglement.
- The entanglement is robust against thermal noise.
- The system can be used for studying macroscopic quantum phenomena.
Key Insights
- The proposed system uses phase-matched parametric amplification to enhance tripartite entanglement, which is a crucial resource for quantum information processing and quantum networks.
- The system's dynamics are described by a set of nonlinear differential equations, which are solved numerically to study the entanglement properties.
- The entanglement is quantified using the minimum residual contangle, which is a measure of the genuine tripartite entanglement.
- The phase difference between the OPA and MPA is found to modulate the entanglement, providing a flexible way to manipulate the entanglement.
- The system's robustness against thermal noise is improved by the parametric amplification, making it suitable for practical applications.
- The proposed system can be used to study macroscopic quantum phenomena, such as quantum entanglement and quantum networks.
- The system's parameters can be adjusted to optimize the entanglement, providing a versatile platform for quantum information processing.
Mindmap
Citation
Wang, Y., Wu, J.-L., Jiao, Y.-F., Lu, T.-X., Zhang, H.-L., Jiang, L.-Y., Kuang, L.-M., & Jing, H. (2024). Enhancing tripartite photon-phonon-magnon entanglement by synergizing parametric amplifications (Version 1). arXiv. https://doi.org/10.48550/ARXIV.2412.18732