Probing quantum correlations in many-body systems: a review of scalable methods

I Frérot, M Fadel, M Lewenstein - Reports on Progress in Physics, 2023 - iopscience.iop.org
In both classical and quantum many-body physics, it is a core issue to characterize statistical
correlations among different degrees of freedom. From this point of view, a natural question …

Quantum steering: Practical challenges and future directions

Y Xiang, S Cheng, Q Gong, Z Ficek, Q He - PRX Quantum, 2022 - APS
Einstein-Rosen-Podolsky (EPR) steering or quantum steering describes the “spooky action
at a distance” that one party is able to remotely alter the states of the other if they share a …

Quantum second-order optimization algorithm for general polynomials

P Gao, K Li, S Wei, GL Long - Science China Physics, Mechanics & …, 2021 - Springer
Quantum optimization algorithms can outperform their classical counterpart and are key in
modern technology. The second-order optimization algorithm (the Newton algorithm) is a …

Collective multipartite Einstein-Podolsky-Rosen steering via cascaded four-wave mixing of rubidium atoms

Y Liu, Y Cai, B Luo, J Yan, M Niu, F Li, Y Zhang - Physical Review A, 2021 - APS
Collective multipartite Einstein-Podolsky-Rosen (EPR) steering is a type of quantum
correlation shared among n parties, where the EPR paradox of one party can be realized …

Direct generation of one-way Einstein-Podolsky-Rosen steering with a self-phase-locked optical parametric oscillator

Z Zheng, M Yao, J Tong, Q Lin, Y Cai - Physical Review A, 2023 - APS
Einstein-Podolsky-Rosen (EPR) steering, that is, an intermediate form of quantum
correlations with asymmetry in between entanglement and Bell nonlocality, plays an …

Detection of genuine multipartite entanglement based on uncertainty relations

J Li, L Chen - Quantum Information Processing, 2021 - Springer
A multipartite state that is not the convex sum of bipartite product states is said to be a
genuine multipartite entangled (GME) state, which offers more significant advantages in …

Preparation of the Hadamard and CNOT gates to realize the maximum entangled states

G Nourallah, S Cong - Journal of the Franklin Institute, 2023 - Elsevier
This paper studies the preparation of quantum gates that enable the realization of maximum
entangled states, ie, Bell states. A series of unitary time-evolution operators are derived to …

Coupled three-mode squeezed vacuum: Gaussian steering and remote generation of Wigner negativity

Z Zhan, B Lan, J Wang, X Xu - Physical Review A, 2023 - APS
Multipartite Einstein-Podolsky-Rosen (EPR) steering and multimode quantum squeezing are
essential resources for various quantum applications. The paper focuses on studying a …

Quantum Steering: Practical Challenges and Perspectives

Y Xiang, S Cheng, Q Gong, Z Ficek, Q He - arXiv preprint arXiv …, 2022 - arxiv.org
Einstein-Rosen-Podolsky (EPR) steering or quantum steering describes the" spooky-action-
at-a-distance" that one party is able to remotely alter the states of the other if they share a …

Tighter constraints of multipartite systems in terms of general quantum correlations

JH Hao, YY Ren, QQ Lv, ZX Wang, SM Fei - International Journal of …, 2022 - Springer
Monogamy and polygamy relations characterize the quantum correlation distributions
among multipartite quantum systems. We investigate the monogamy and polygamy relations …