Quantum discord and its allies: a review of recent progress

A Bera, T Das, D Sadhukhan, SS Roy… - Reports on Progress …, 2017 - iopscience.iop.org
We review concepts and methods associated with quantum discord and related topics. We
also describe their possible connections with other aspects of quantum information and …

Scaling of genuine multiparticle entanglement close to a quantum phase transition

M Hofmann, A Osterloh, O Gühne - Physical Review B, 2014 - APS
We investigate the scaling and spatial distribution of genuine multiparticle entanglement in
three-and four-spin reduced states of the one-dimensional XY model at the quantum phase …

Renormalization of negativity and quantum phase transition in the spin-1/2 XY chain

YD Zheng, B Zhou - Quantum Information Processing, 2023 - Springer
We apply the quantum renormalization group (QRG) method to study the relationship
between entanglement and quantum phase transition in the spin-1/2 XY chain. The tripartite …

The nonlocal advantage of quantum coherence and Bell nonlocality under relativistic motion

J He, ZY Ding, CC Liu, WY Sun - Quantum Information Processing, 2024 - Springer
Based on the model of Unruh–Dewitt detector coupled to a massless scalar field, we
investigate the nonlocal advantage of quantum coherence (NAQC) and Bell nonlocality (BN) …

Renormalization of steered coherence and quantum phase transitions in the alternating Ising model

YX Xie, YH Sun - Physica A: Statistical Mechanics and its Applications, 2023 - Elsevier
We explore net steered coherence defined with respect to the mutually unbiased bases. By
using the quantum renormalization group method, we studied its scaling property for the …

[HTML][HTML] Renormalization of net steered coherence and average coherence in the XXZ model with Dzyaloshinskii–Moriya interaction

YX Xie, YH Sun - Results in Physics, 2024 - Elsevier
The critical behaviors of the net steered coherence (NSC) and average coherence (AC) in
the XXZ model with Dzyaloshinskii–Moriya interaction are investigated by adopting the …

Exact dynamics of quantum correlations of two qubits coupled to bosonic baths

C Wang, QH Chen - New Journal of Physics, 2013 - iopscience.iop.org
Dynamics of the quantum entanglement and quantum discord of two qubits in two
independent baths and a common bath with the Lorentzian spectrum are studied exactly in …

Unveiling quantum phase transitions by fidelity mapping

HK Tang, MA Marashli, WC Yu - Physical Review B, 2021 - APS
Fidelity has been widely used to detect various types of quantum phase transitions (QPTs).
However, challenges remain in locating the transition points with precision in several …

Renormalization-group approach to quantum Fisher information in an XY model with staggered Dzyaloshinskii-Moriya interaction

XM Liu, WW Cheng, JM Liu - Scientific reports, 2016 - nature.com
We investigate the quantum Fisher information and quantum phase transitions of an XY spin
chain with staggered Dzyaloshinskii-Moriya interaction using the quantum renormalization …

Suppression of quantum-mechanical collapse in bosonic gases with intrinsic repulsion: A brief review

BA Malomed - Condensed Matter, 2018 - mdpi.com
It is known that attractive potential~− 1/r 2 gives rise to the critical quantum collapse in the
framework of the three-dimensional (3D) linear Schrödinger equation. This article …