Thermal entanglement of a coupled electronic spins system: interplay between an external magnetic field, nuclear field and spin–orbit interaction

RJ Guerrero M, F Rojas - Quantum Information Processing, 2015 - Springer
We have studied the thermal entanglement as a function of the temperature for a two-qubits
Heisenberg spins system; we have included Dzyaloshinskii–Moriya interaction (DM), an …

Effect of spin-orbit interaction on entanglement of two-qubit Heisenberg systems in an inhomogeneous magnetic field

F Kheirandish, SJ Akhtarshenas, H Mohammadi - Physical Review A—Atomic …, 2008 - APS
The role of spin-orbit interaction in the ground state and thermal entanglement of a
Heisenberg XYZ two-qubit system in the presence of an inhomogeneous magnetic field is …

Three-qubits ground state and thermal entanglement of anisotropic Heisenberg (XXZ) and ising models with Dzyaloshinskii-Moriya interaction

R Jafari, A Langari - International Journal of Quantum Information, 2011 - World Scientific
We have studied the symmetric and non-symmetric pairwise ground state and thermal
entanglement in three-qubits system. We have considered the anisotropic Heisenberg (XXZ) …

Dzyaloshinskii–Moriya interaction effects on the entanglement dynamics of a two qubit XXZ spin system in non-Markovian environment

M Tchoffo, GC Fouokeng, E Tendong, LC Fai - Journal of Magnetism and …, 2016 - Elsevier
We investigate the entanglement dynamics of a two-qubit Heisenberg XXZ chain with
Dzyaloshinskii–Moriya (DM) interactions, interacting with an anisotropic spin bath in thermal …

Macroscopic thermal entanglement in a spin chain caused by the magnetic field: Inhomogeneity effect

AA Zvyagin - Low Temperature Physics, 2012 - pubs.aip.org
The influence of the inhomogeneity on the macroscopic thermal pairwise entanglement for
the system of coupled spins 1/2 (qubits) has been studied. The most important effect of the …

Non-equilibrium entanglement dynamics of a two-qubit Heisenberg XY system in the presence of an inhomogeneous magnetic field and spin-orbit interaction

F Kheirandish, SJ Akhtarshenas… - The European Physical …, 2010 - Springer
Entanglement dynamics of an open two-qubit anisotropic XY Heisenberg system is
investigated in the presence of an inhomogeneous magnetic field and spin-orbit interaction …

Pairwise thermal entanglement in a three-qubit Heisenberg XX model with a nonuniform magnetic field and Dzyaloshinski Moriya interaction

JZ Ren, S Zhang, XQ Shao, KH Yeon - Chinese Physics B, 2010 - elibrary.ru
Pairwise thermal entanglement in a three-qubit Heisenberg XX model is investigated when
a nonuniform magnetic field and the Dzyaloshinski-Moriya interaction are included. We find …

Effect of different Dzyaloshinskii–Moriya interactions on entanglement in the Heisenberg XYZ chain

DC Li, ZL Cao - International Journal of Quantum Information, 2009 - World Scientific
In this paper, we study the thermal entanglement in a two-qubit Heisenberg XYZ system with
different Dzyaloshinskii–Moriya (DM) couplings. We show that different DM coupling …

Entanglement in the Heisenberg spin chain with multiple interaction

WW Cheng, CJ Shan, YX Huang, TK Liu, H Li - Physica E: Low-dimensional …, 2010 - Elsevier
The ground state and thermal entanglement of a Heisenberg spin chain in the presence of
the multiple coupling interaction (type of XZX+ YZY and type of XZY− YZX) is investigated. It …

Thermal entanglement in a mixed spin Heisenberg XXX chain with DM interaction

N Ahami, M El Baz - International Journal of Quantum Information, 2021 - World Scientific
We consider a one-dimensional, mixed spin Heisenberg XXX model with an homogeneous
external magnetic field and Dzyaloshinskii–Moriya interaction. Alternating spin-1 2 and spin …