Two‐Qubit Steerability, Nonlocality, and Average Steered Coherence under Classical Dephasing Channels

AU Rahman, MY Abd‐Rabbou, S Haddadi… - Annalen der …, 2023 - Wiley Online Library
When two qubits are prepared in a mixture of two Bell states and exposed to local
transmission channels, the dynamics of steerability, Bell nonlocality, and average steered …

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 …

[HTML][HTML] Measurement uncertainty and dense coding in a two-qubit system: Combined effects of bosonic reservoir and dipole–dipole interaction

S Haddadi, ML Hu, Y Khedif, H Dolatkhah… - Results in Physics, 2022 - Elsevier
The uncertainty principle imposes a limitation on the measurement accuracy of two
incompatible observables and has potential applications in quantum information science …

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 …

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 …

Maximal steered coherence and its conversion to entanglement in multiple bosonic reservoirs

XX Xu, ML Hu - Annalen der Physik, 2022 - Wiley Online Library
The remote control of coherence is a crucial step for its application in quantum computation.
The maximal steered coherence (MSC) and its conversion to entanglement in multiple …

Limits on sequential sharing of nonlocal advantage of quantum coherence

ML Hu, JR Wang, H Fan - Science China Physics, Mechanics & Astronomy, 2022 - Springer
Sequential sharing of nonlocal correlation is inherently related to its application. We address
the question as to how many observers can share the nonlocal advantage of quantum …

Fidelity of quantum states in a correlated dephasing channel

AU Rahman, S Haddadi, MR Pourkarimi… - Laser Physics …, 2022 - iopscience.iop.org
The effects of classical correlations and associated decoherence on the fidelity dynamics of
two qubits initially prepared in maximally entangled (ME) and coherent states are examined …

Joint remote state preparation in multi-hop network under noisy environment

Z Zhang, M Chen - Physica Scripta, 2023 - iopscience.iop.org
Joint remote state preparation is an important method to transmit quantum information with
more senders and higher security. In this paper, we present a deterministic joint remote state …

ScQ cloud quantum computation for generating Greenberger-Horne-Zeilinger states of up to 10 qubits

CT Chen, YH Shi, Z Xiang, ZA Wang, TM Li… - Science China Physics …, 2022 - Springer
In this study, we introduce an online public quantum computation platform, named as ScQ,
based on a 1D array of a 10-qubit superconducting processor. Single-qubit rotation gates …