4 papers
Generation of magnonic squeezed state and its superposition in a hybrid qubit-magnon system
Gang Liu, Junpeng Liu, Feng Qiao +1
We propose a protocol for generating magnonic squeezed states (MSS) and their superpositions (SMSS) in a hybrid system comprising a superconducting flux qubit magnetically coupled…
Asymmetric polaron picture for the quantum Rabi model
Feng Qiao, Qiu-Yi Chen, Zu-Jian Ying
The experimental access to ultra-strong couplings in light-matter interactions has made the quantum phase transition (QPT) in the quantum Rabi model practically relevant, while the…
Globalized critical quantum metrology in dynamics of quantum Rabi model by auxiliary nonlinear term
Qiu-Yi Chen, Feng Qiao, Zu-Jian Ying
Quantum Rabi model (QRM) is a fundamental model for light-matter interactions, the finite-component quantum phase transition (QPT) in the QRM has established a paradigmatic applica…
Phonon-induced two-axis spin squeezing with decoherence reduction in hybrid spin-optomechanical system
Feng Qiao, Zu-Jian Ying
We propose a scheme to implement Heisenberg-limited spin squeezing in a hybrid cavity optomechanical-spin system. In our system, two-level systems are coupled via Tavis-Cumming…