Quantum coherence and geometric quantum discord

ML Hu, X Hu, J Wang, Y Peng, YR Zhang, H Fan - Physics Reports, 2018 - Elsevier
Quantum coherence and quantum correlations are of fundamental and practical significance
for the development of quantum mechanics. They are also cornerstones of quantum …

Experimental progress on quantum coherence: detection, quantification, and manipulation

KD Wu, A Streltsov, B Regula, GY Xiang… - Advanced Quantum …, 2021 - Wiley Online Library
Quantum coherence is a fundamental property of quantum systems, separating quantum
from classical physics. Recently, there has been significant interest in the characterization of …

Steered quantum coherence as a signature of quantum phase transitions in spin chains

ML Hu, YY Gao, H Fan - Physical Review A, 2020 - APS
We propose to use the steered quantum coherence (SQC) as a signature of quantum phase
transitions (QPTs). By considering various spin chain models, including the transverse-field …

Quantum‐Memory‐Assisted Entropic Uncertainty Relations

D Wang, F Ming, ML Hu, L Ye - Annalen der Physik, 2019 - Wiley Online Library
Uncertainty relations take a crucial and fundamental part in the frame of quantum theory,
and are bringing on many marvelous applications in the emerging field of quantum …

Entanglement witness and linear entropy in an open system influenced by FG noise

AU Rahman, S Haddadi, M Javed, LT Kenfack… - Quantum Information …, 2022 - Springer
We investigate the behavior of tripartite entanglement and entropy disorder in three non-
interacting qubits that are first prepared in a mixture state containing Greenberger–Horne …

Nonlocal advantage of quantum coherence in a dephasing channel with memory

ML Hu, YH Zhang, H Fan - Chinese Physics B, 2021 - iopscience.iop.org
We investigate nonlocal advantage of quantum coherence (NAQC) in a correlated
dephasing channel modeled by the multimode bosonic reservoir. We obtain analytically the …

Enhancing two-qubit quantum coherence in a correlated dephasing channel

M Hu, W Zhou - Laser Physics Letters, 2019 - iopscience.iop.org
We investigate how the classical correlations between successive actions of a colored
dephasing channel affect the decoherence of a two-qubit system. Our calculation shows that …

Hierarchy of the nonlocal advantage of quantum coherence and Bell nonlocality

ML Hu, XM Wang, H Fan - Physical Review A, 2018 - APS
Quantum coherence and nonlocality capture the nature of quantumness from different
aspects. For the two-qubit states with a diagonal correlation matrix, we prove strictly a …

Quantum coherence of multiqubit states in correlated noisy channels

ML Hu, H Fan - arXiv preprint arXiv:1812.04385, 2018 - arxiv.org
The long-time maintenance of quantum coherence is crucial for its practical applications. We
explore decoherence process of a multiqubit system passing through a correlated channel …

Protecting quantum coherence and entanglement in a correlated environment

R Sk, PK Panigrahi - Physica A: Statistical Mechanics and its Applications, 2022 - Elsevier
Long-term preservation of quantum coherence and entanglement is indispensable for
practical quantum computation. We study the evolution of quantum coherence and genuine …