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 …

Genuine quantum correlations in quantum many-body systems: a review of recent progress

G De Chiara, A Sanpera - Reports on Progress in Physics, 2018 - iopscience.iop.org
Quantum information theory has considerably helped in the understanding of quantum many-
body systems. The role of quantum correlations and in particular, bipartite entanglement …

Dynamical topological quantum phase transitions at criticality

M Sadrzadeh, R Jafari, A Langari - Physical Review B, 2021 - APS
The nonequilibrium dynamics of two-dimensional Su-Schrieffer-Heeger model, in the
presence of staggered chemical potential, is investigated using the notion of dynamical …

Dynamics of quantum coherence and quantum Fisher information after a sudden quench

R Jafari, A Akbari - Physical Review A, 2020 - APS
The dynamics of relative entropy and l 1 norm of coherence, as well as, the Wigner-Yanase
skew and quantum Fisher information are studied in the one-dimensional XY spin chain in …

Disordered Kitaev chain with long-range pairing: Loschmidt echo revivals and dynamical phase transitions

U Mishra, R Jafari, A Akbari - Journal of Physics A: Mathematical …, 2020 - iopscience.iop.org
We explore the dynamics of long-range Kitaev chain by varying pairing interaction exponent.
It is well known that the distinctive features of the nonequilibrium dynamics of a closed …

Framework of dynamical transitions from long-range to short-range quantum systems

LGC Lakkaraju, S Ghosh, D Sadhukhan… - arxiv preprint arxiv …, 2023 - arxiv.org
A quantum many-body system undergoes phase transitions of distinct species with
variations of local and global parameters. We propose a framework in which a dynamical …

Dynamics of steered quantum coherence and magic resource under sudden quench

S Ansari, A Akbari, R Jafari - Quantum Information Processing, 2024 - Springer
We explore the dynamics of l 1-norm of steered quantum coherence (SQC), steered
quantum relative entropy (SQRE), and magic resource quantifier (MRQ) in the one …

Phase boundaries in an alternating-field quantum XY model with Dzyaloshinskii-Moriya interaction: Sustainable entanglement in dynamics

S Roy, T Chanda, T Das, D Sadhukhan, A Sen, U Sen - Physical Review B, 2019 - APS
We report all phases and corresponding critical lines of the quantum anisotropic transverse
XY model with uniform and alternating transverse magnetic fields (ATXY) in the presence of …

Quantum speed limit of the evolution of the qubits in a finite XY spin chain

L Hou, B Shao, Y Wei, J Zou - The European Physical Journal D, 2017 - Springer
We study the quantum speed limit (QSL) time of qubits in a finite XY spin chain with the
influence of external transvers magnetic field. When the magnetic field is first at a given …

Quantum correlations in periodically driven spin chains: Revivals and steady-state properties

U Mishra, R Prabhu, D Rakshit - Journal of Magnetism and Magnetic …, 2019 - Elsevier
We study the dynamics of microscopic quantum correlations, viz., bipartite entanglement and
quantum discord between nearest neighbor sites, in Ising spin chain with a periodically …