activity
20132026
most citedLimitations on sharing Bell nonlocality between sequential pairs of observers

53 citations · 144 across the 13 of their papers we have counts for

collaborators

13 papers

physics.optics2026

Intensity-guided pose-free pairwise registration for single-photon view fusion

Jinyi Liu, Lijun Liu, Shuming Cheng +3

Single-photon light detection and ranging (LiDAR) extends active three-dimensional sensing at the fundamental level and has found applications in extreme environments involving lon…

physics.optics2025

Point upsampling networks for single-photon sensing

Jinyi Liu, Guoyang Zhao, Lijun Liu +3

Single-photon sensing has generated great interest as a prominent technique of long-distance and ultra-sensitive imaging, however, it tends to yield sparse and spatially biased poi…

quant-ph2025

The boundary of Kirkwood-Dirac quasiprobability

Lijun Liu, Shuming Cheng

The Kirkwood-Dirac (KD) quasiprobability describes measurement statistics of joint quantum observables, and has generated great interest as prominent indicators of non-classical fe…

quant-ph2024★ 1 cited

The polygon relation and subadditivity of entropic measures for discrete and continuous multipartite entanglement

Lijun Liu, Xiaozhen Ge, Shuming Cheng

In a recent work [Ge {\it et al.}, arXiv: 2312. 17496 (2023)], we have derived the polygon relation of bipartite entanglement measures that is useful to reveal the entanglement pro…

quant-ph2023★ 9 cited

Faithful geometric measures for genuine tripartite entanglement

Xiaozhen Ge, Lijun Liu, Yong Wang +4

We present a faithful geometric picture for genuine tripartite entanglement of discrete, continuous, and hybrid quantum systems. We first find that the triangle relation $\mathcal{…

quant-ph2023★ 9 cited

Experimental verification of the steering ellipsoid zoo via two-qubit states

Kai Xu, Lijun Liu, Ning-Ning Wang +6

Quantum steering ellipsoid visualizes the set of all qubit states that can be steered by measuring on another correlated qubit in the Bloch picture. Together with local reduced sta…

quant-ph2022★ 26 cited

Tripartite entanglement measure under local operations and classical communication

Xiaozhen Ge, Lijun Liu, Shuming Cheng

Multipartite entanglement is an indispensable resource in quantum communication and computation, however, it is a challenging task to faithfully quantify this global property of mu…

quant-ph2022★ 7 cited

Efficient factored gradient descent algorithm for quantum state tomography

Yong Wang, Lijun Liu, Shuming Cheng +2

Reconstructing the state of quantum many-body systems is of fundamental importance in quantum information tasks, but extremely challenging due to the curse of dimensionality. In th…

quant-ph2021★ 33 cited

Recycling qubits for the generation of Bell nonlocality between independent sequential observers

Shuming Cheng, Lijun Liu, Travis J. Baker +1

There is currently much interest in the recycling of entangled systems, for use in quantum information protocols by sequential observers. In this work, we study the sequential gene…

quant-ph2021★ 53 cited

Limitations on sharing Bell nonlocality between sequential pairs of observers

Shuming Cheng, Lijun Liu, Travis J. Baker +1

We give strong analytic and numerical evidence that, under mild measurement assumptions, two qubits cannot both be recycled to generate Bell nonlocality between multiple independen…

quant-ph2017★ 6 cited

Monogamy relations for nonclassical correlations of multi-qubit states

Shuming Cheng, Lijun Liu

Nonclassical correlations have been found useful in many quantum information processing tasks, and various measures have been proposed to quantify these correlations. In this work,…

quant-ph2014

Real-time Information, Uncertainty and Quantum Feedback Control

Bo Qi, Daoyi Dong, Chunlin Chen +2

Feedback is the core concept in cybernetics and its effective use has made great success in but not limited to the fields of engineering, biology, and computer science. When feedba…

quant-ph2013

High Precision Inertial Rotation Rate and Magnetic Field Estimate via Extended Kalman Filter

Lijun Liu, Bo Qi, Shuming Cheng +1

Recent developments of technology have enabled atomic spins as the most sensitive inertial and magnetic sensors. Atomic spin gyroscope (magnetometer) essentially outputs the estima…