3 papers
quant-ph2025
Multifunctional Nonreciprocal Quantum Device Based on Superconducting Quantum Circuit
Yue Cai, Jie Liu, Kang-Jie Ma +1
Nonreciprocal devices, such as isolator or circulator, are crucial for information routing and processing in quantum networks. Traditional nonreciprocal devices, which rely on the…
quant-ph2024
Entanglement enhancement of two giant atoms with multiple connection points in bidirectional-chiral quantum waveguide-QED system
Jie Liu, Yue Cai, Kang-Jie Ma +2
We study the entanglement generation of two giant atoms within a one-dimensional bidirectional-chiral waveguide quantum electrodynamics (QED) system, where the initial state of the…
quant-ph2024
Highly Scalable Quantum Router with Frequency-Independent Scattering Spectra
Yue Cai, Kang-Jie Ma, Jie Liu +3
Optical quantum routers play a crucial role in quantum networks and have been extensively studied in both theory and experiment, leading to significant advancements in their perfor…