Quantum coherence and geometric quantum discord
Quantum coherence and quantum correlations are of fundamental and practical significance
for the development of quantum mechanics. They are also cornerstones of quantum …
for the development of quantum mechanics. They are also cornerstones of quantum …
Genuine N-partite entanglement and distributed relationships in the background of dilation black holes
SM Wu, YT Cai, WJ Peng, HS Zeng - The European Physical Journal C, 2022 - Springer
With the complexity of information tasks, the bipartite and tripartite entanglement can no
longer meet our needs, and we need more entangled particles to process relativistic …
longer meet our needs, and we need more entangled particles to process relativistic …
Genuine multipartite entanglement subject to the Unruh and anti-Unruh effects
SM Wu, HS Zeng, T Liu - New Journal of Physics, 2022 - iopscience.iop.org
We study the acceleration effect on the genuine tripartite entanglement for one or two
accelerated detector (s) coupled to the vacuum field. Surprisingly, we find that the increase …
accelerated detector (s) coupled to the vacuum field. Surprisingly, we find that the increase …
Quantum properties of fermionic fields in multi-event horizon spacetime
We investigated the properties of quantum entanglement and mutual information in the multi-
event horizon Schwarzschild-de Sitter (SdS) spacetime for massless Dirac fields. For the first …
event horizon Schwarzschild-de Sitter (SdS) spacetime for massless Dirac fields. For the first …
Gaussian quantum steering and its asymmetry in curved spacetime
We study Gaussian quantum steering and its asymmetry in the background of a
Schwarzschild black hole. We present a Gaussian channel description of quantum state …
Schwarzschild black hole. We present a Gaussian channel description of quantum state …
The nonlocal advantage of quantum coherence and Bell nonlocality under relativistic motion
J He, ZY Ding, CC Liu, WY Sun - Quantum Information Processing, 2024 - Springer
Based on the model of Unruh–Dewitt detector coupled to a massless scalar field, we
investigate the nonlocal advantage of quantum coherence (NAQC) and Bell nonlocality (BN) …
investigate the nonlocal advantage of quantum coherence (NAQC) and Bell nonlocality (BN) …
Quantum metrology and estimation of Unruh effect
We study the quantum metrology for a pair of entangled Unruh-Dewitt detectors when one of
them is accelerated and coupled to a massless scalar field. Comparing with previous …
them is accelerated and coupled to a massless scalar field. Comparing with previous …
Enhancement of multipartite entanglement in an open system under non-inertial frames
In this paper, multipartite entanglement enhancement in an open system under non-inertial
frames via local non-unitary operations is explored. Explicitly, we investigate an available …
frames via local non-unitary operations is explored. Explicitly, we investigate an available …
Would quantum coherence be increased by curvature effect in de Sitter space?
SM Wu, CX Wang, DD Liu, XL Huang… - Journal of High Energy …, 2023 - Springer
A bstract We study the quantum coherence in de Sitter space for the bipartite system of Alice
and Bob who initially share an entangled state between the two modes of a free massive …
and Bob who initially share an entangled state between the two modes of a free massive …
Quantum coherence behaviors of fermionic system in non-inertial frame
Z Huang, H Situ - Quantum Information Processing, 2018 - Springer
In this paper, we analyze the quantum coherence behaviors of a single qubit in the
relativistic regime beyond the single-mode approximation. Firstly, we investigate the freezing …
relativistic regime beyond the single-mode approximation. Firstly, we investigate the freezing …