289 citations · 1.4k across the 17 of their papers we have counts for
17 papers
Enhancement of sensitivity near exceptional points in dissipative qubit-resonator systems
Pei-Rong Han, Fan Wu, Xin-Jie Huang +11
Dissipation usually plays a negative role in quantum metrological technologies, which aim to improve measurement precision by leveraging quantum effects that are vulnerable to envi…
Optimized protocols for duplex quantum transduction
Zhaoyou Wang, Mengzhen Zhang, Yat Wong +2
Quantum transducers convert quantum signals through hybrid interfaces of physical platforms in quantum networks. Modeled as quantum communication channels, performance of unidirect…
Exceptional entanglement phenomena: non-Hermiticity meeting non-classicality
Pei-Rong Han, Fan Wu, Xin-Jie Huang +11
Non-Hermitian (NH) extension of quantum-mechanical Hamiltonians represents one of the most significant advancements in physics. During the past two decades, numerous captivating NH…
Generalized matching condition for unity efficiency quantum transduction
Chiao-Hsuan Wang, Mengzhen Zhang, Liang Jiang
Coherently converting quantum states between distinct elements via quantum transducers remains a crucial yet challenging task in quantum science. Especially in demand is quantum tr…
Universal interference-based construction of Gaussian operations in hybrid quantum systems
Mengzhen Zhang, Shoumik Chowdhury, Liang Jiang
Beam-splitter operations are an indispensable resource for processing quantum information encoded in bosonic modes. However, in hybrid quantum systems, it can be challenging to imp…
Induced transparency: interference or polarization?
Changqing Wang, Xuefeng Jiang, William R. Sweeney +8
The polarization of optical fields is a crucial degree of freedom in the all-optical analogue of electromagnetically induced transparency (EIT). However, the physical origins of EI…
Properties and Application of Gaussian Quantum Processes
Mengzhen Zhang
Gaussian states, operations, and measurements are central building blocks for continuous-variable quantum information processing which paves the way for abundant applications, espe…
Interference-based universal decoupling and swapping for multimode bosonic systems
Mengzhen Zhang, Shoumik Chowdhury, Liang Jiang
Beam-splitter operations are widely used to process information encoded in bosonic modes. In hybrid quantum systems, however, it might be challenging to implement a reliable beam-s…
Electromagnetically induced transparency at a chiral exceptional point
Changqing Wang, Xuefeng Jiang, Guangming Zhao +6
Electromagnetically induced transparency, as a quantum interference effect to eliminate optical absorption in an opaque medium, has found extensive applications in slow light gener…
Path-Independent Quantum Gates with Noisy Ancilla
Wen-Long Ma, Mengzhen Zhang, Yat Wong +5
Ancilla systems are often indispensable to universal control of a nearly isolated quantum system. However, ancilla systems are typically more vulnerable to environmental noise, whi…
Heralded Generation and Detection of Entangled Microwave--Optical Photon Pairs
Changchun Zhong, Zhixin Wang, Changling Zou +8
Quantum state transfer between microwave and optical frequencies is essential for connecting superconducting quantum circuits to coherent optical systems and extending microwave qu…
Quantum Noise Theory of Exceptional Point Sensors
Mengzhen Zhang, William Sweeney, Chia Wei Hsu +3
Distinct from closed quantum systems, non-Hermitian system can have exceptional points (EPs) where both eigenvalues and eigenvectors coalesce. Recently, it has been proposed and de…
On-demand quantum state transfer and entanglement between remote microwave cavity memories
Christopher Axline, Luke Burkhart, Wolfgang Pfaff +9
Modular quantum computing architectures require fast and efficient distribution of quantum information through propagating signals. Here we report rapid, on-demand quantum state tr…
Quantum transduction with adaptive control
Mengzhen Zhang, Chang-Ling Zou, Liang Jiang
Quantum transducers play a crucial role in hybrid quantum networks. A good quantum transducer can faithfully convert quantum signals from one mode to another with minimum decoheren…
Achieving the Heisenberg limit in quantum metrology using quantum error correction
Sisi Zhou, Mengzhen Zhang, John Preskill +1
Quantum metrology has many important applications in science and technology, ranging from frequency spectroscopy to gravitational wave detection. Quantum mechanics imposes a fundam…
Intracity quantum communication via thermal microwave networks
Ze-Liang Xiang, Mengzhen Zhang, Liang Jiang +1
Communication over proven-secure quantum channels is potentially one of the most wide-ranging applications of currently developed quantum technologies. It is generally envisioned t…
Transition linewidth of cross-correlations in random intensity fluctuations in EIT
Lei Feng, Pengxiong Li, Mengzhen Zhang +2
It is known that cross-correlation between the random intensity fluctuations of two lasers forming electromagnetically-induced transparency (EIT) exhibits a transition from correla…