Pairwise quantum criteria and teleportation in a spin square complex

F Benabdallah, S Haddadi, H Arian Zad… - Scientific Reports, 2022 - nature.com
Thermal non-classical correlations quantified by concurrence entanglement, local quantum
uncertainty, and quantum coherence in a four-qubit square chain are exactly examined. The …

Dissipative Floquet dynamical quantum phase transition

J Naji, M Jafari, R Jafari, A Akbari - Physical Review A, 2022 - APS
Non-Hermitian Hamiltonians provide a simple picture for inspecting dissipative systems with
natural or induced gain and loss. We investigate the Floquet dynamical phase transition in …

Entanglement in a two-qubit Heisenberg XXX model with x-components of Dzyaloshinskii–Moriya and Kaplan–Shekhtman–Entin-Wohlman–Aharony interactions

R Houça, EB Choubabi, ME Bouziani… - Quantum Information …, 2022 - Springer
This article explores the concurrence in a two-qubit Heisenberg XXX model with
Dzyaloshinskii–Moriya (DM) and Kaplan–Shekhtman–Entin-Wohlman–Aharony (KSEA) …

Tripartite measurement uncertainty in a Heisenberg XXZ model

S Haddadi, MR Pourkarimi, Y Khedif… - The European Physical …, 2021 - Springer
The uncertainty principle limits our capability to accurately predict the measurement result of
two incompatible observables. The tripartite entropic uncertainty bound can be improved by …

Numerical hardware-efficient variational quantum simulation of a soliton solution

A Kardashin, A Pervishko, J Biamonte, D Yudin - Physical Review A, 2021 - APS
Implementing variational quantum algorithms with noisy intermediate-scale quantum
machines of up to a hundred qubits is nowadays considered as one of the most promising …

Thermal entanglement and thermal discord in two-qubit Heisenberg XYZ chain with Dzyaloshinskii–Moriya interactions

DK Park - Quantum Information Processing, 2019 - Springer
In order to explore the effect of external temperature T in quantum correlation, we compute
thermal entanglement and thermal discord analytically in the Heisenberg XYZ model with …

Multipartite entanglement at dynamical quantum phase transitions with nonuniformly spaced criticalities

S Haldar, S Roy, T Chanda, A Sen, U Sen - Physical Review B, 2020 - APS
We report a dynamical quantum phase transition portrait in the alternating field transverse
XY spin chain with Dzyaloshinskii-Moriya interaction by investigating singularities in the …

Induced effects of the Dzyaloshinskii-Moriya interaction on the thermal entanglement in spin-1/2 Heisenberg chains

E Mehran, S Mahdavifar, R Jafari - Physical Review A, 2014 - APS
The nearest-neighbor spins in the one-dimensional spin-1/2 XX model with the added
Dzyaloshinskii-Moriya (DM) interaction are entangled at zero temperature. In the presence …

Quench dynamics and ground state fidelity of the one-dimensional extended quantum compass model in a transverse field

R Jafari - Journal of Physics A: Mathematical and Theoretical, 2016 - iopscience.iop.org
We study the ground state fidelity, fidelity susceptibility, and quench dynamics of the
extended quantum compass model in a transverse field. This model reveals a rich phase …

Multipartite entanglement in an XXZ spin chain with Dzyaloshinskii–Moriya interaction and quantum phase transition

JQ Cheng, W Wu, JB Xu - Quantum Information Processing, 2017 - Springer
We investigate the multipartite entanglement and trace distance of the one-dimensional
anisotropic spin-1/2 XXZ spin chain with the Dzyaloshinskii–Moriya interaction and find that …