7 papers
AI-assisted hyper-dimensional broadband quantum memory with efficiency above 90% in warm atoms
Zeliang Wu, Jinxian Guo, Zhifei Yu +4
High-dimensional broadband quantum memory significantly expands quantum information processing capabilities, but the memory efficiency becomes insufficient when extended to high di…
High-Efficiency Quantum Memory of Full-Bandwidth Squeezed Light
Jinxian Guo, Meihong Wang, Zeliang Wu +6
In continuous-variable quantum information processing, it is crucial to develop high-efficiency and broadband quantum memory of squeezed light, which enables the storage of full-ba…
Quantum Metrology with Higher-order Exceptional Points in Atom-cavity Magnonics
Minwei Shi, Guzhi Bao, Jinxian Guo +1
Exceptional points (EPs), which arose early from non-Hermitian physics, significantly amplify the system's response to minor perturbations, and they act as a useful concept to enha…
Near-perfect broadband quantum memory enabled by intelligent spinwave compaction
Jinxian Guo, Zeliang Wu, Guzhi Bao +4
Quantum memory, a pivotal hub in quantum information processing, is expected to achieve high-performance storage and coherent manipulation of quantum states, with memory efficiency…
Quantum Twin Interferometers
Wei Du, Shuhe Wu, Dong Zhang +6
Quantum-correlated interferometer is a newly emerging tool in quantum technology that offers classical-limit-breaking phase sensitivity. But to date, there exists a configurational…
Atom-light-correlated quantum interferometer with memory-induced phase comb
Wenfeng Huang, Xinyun Liang, Jie Zhao +7
Precise phase measurements by interferometers are crucial in science for detecting subtle changes, such as gravitational waves. However, phase sensitivity is typically limited by t…