Decoherence and tripartite entanglement dynamics in the presence of Gaussian and non-Gaussian classical noise

LT Kenfack, M Tchoffo, LC Fai, GC Fouokeng - Physica B: Condensed …, 2017 - Elsevier
We address the entanglement dynamics of a three-qubit system interacting with a classical
fluctuating environment described either by a Gaussian or non-Gaussian noise in three …

Dynamics of tripartite quantum correlations in mixed classical environments: the joint effects of the random telegraph and static noises

LT Kenfack, M Tchoffo, GC Fouokeng… - International Journal of …, 2017 - World Scientific
In the present paper, the joint effects of two kinds of classical environmental noises, without
direct interaction among each other, on the dynamics of quantum correlations (QCs) of a …

Dynamics of entanglement and state-space trajectories followed by a system of four-qubit in the presence of random telegraph noise: common environment (CE) …

LT Kenfack, M Tchoffo, MN Jipdi… - Journal of Physics …, 2018 - iopscience.iop.org
The paper investigates the dynamics of entanglement and explores some geometrical
characteristics of the trajectories in state space, in four-qubit Greenberger-Horne-Zeilinger …

Qubit-qutrit (2⊗ 3) quantum systems: an investigation of some quantum correlations under collective dephasing

M Ali - Brazilian Journal of Physics, 2020 - Springer
We revisit qubit-qutrit quantum systems under collective dephasing and answer some of the
questions which have not been asked and addressed so far in the literature. In particular, we …

Dynamical evolution of entanglement of a three-qubit system driven by a classical environmental colored noise

LT Kenfack, M Tchoffo, GC Fouokeng… - Quantum Information …, 2018 - Springer
The effects of 1/f^ α (α= 1, 2) 1/f α (α= 1, 2) noise stemming from one or a collection of
random bistable fluctuators (RBFs), on the evolution of entanglement, of three non …

Entanglement dynamics and symmetry breaking in symmetric four qubits GHZ-and W-type states coupled to classical random telegraph noise in mixed environments

LT Kenfack, M Tchoffo, LC Fai - International Journal of Theoretical …, 2019 - Springer
This paper investigates the time behavior of entanglement (quantified by negativity) and the
symmetry breaking in a symmetric four-qubit system (initialized either in the GHZ-type or W …

Quantum correlations of qubit-qutrit systems under general collective dephasing

M Ali - arXiv preprint arXiv:1911.09095, 2019 - arxiv.org
Most studies of collective dephasing for bipartite as well as multipartite quantum systems
focus on a very specific orientation of magnetic field, that is, z-orientation. However, in …

Qubit-Qutrit () quantum systems: An investigation of some quantum correlations under collective dephasing

M Ali - arXiv preprint arXiv:1905.05462, 2019 - arxiv.org
We revisit qubit-qutrit quantum systems under collective dephasing and answer some of the
questions which have not been asked and addressed so far in the literature. In particular, we …

Freezing dynamics of entanglement and nonlocality for qutrit-qutrit (3⊗ 3) quantum systems

M Ali - Modern Physics Letters A, 2019 - World Scientific
We examine the possibilities of nontrivial phenomena of time-invariant entanglement and
freezing dynamics of entanglement for qutrit-qutrit quantum systems. We find no evidence for …

Freezing dynamics of entanglement and nonlocality for qutrit-qutrit () quantum systems

M Ali - arXiv preprint arXiv:1810.01123, 2018 - arxiv.org
We examine the possibilities of non-trivial phenomena of time-invariant entanglement and
freezing dynamics of entanglement for qutrit-qutrit quantum systems. We find no evidence for …