[HTML][HTML] Quantumness and entropic uncertainty in curved space-time

LJ Li, F Ming, XK Song, L Ye, D Wang - The European Physical Journal C, 2022 - Springer
We explore the tripartite entropic uncertainty and genuine tripartite quantumness of Dirac
fields in the background of the Garfinkle–Horowitz–Strominger (GHS) dilation space-time. It …

Quantumness near a Schwarzschild black hole

S Haddadi, MA Yurischev, MY Abd-Rabbou… - The European Physical …, 2024 - Springer
The merging of quantum information science with the relativity theory presents novel
opportunities for understanding the enigmas surrounding the transmission of information in …

Fermion production at the boundary of an expanding universe: a cold-atom gravitational analogue

C Fulgado-Claudio, JMS Velázquez, A Bermudez - Quantum, 2023 - quantum-journal.org
We study the phenomenon of cosmological particle production of Dirac fermions in a
Friedmann-Robertson-Walker spacetime, focusing on a $(1+ 1)-$ dimensional case in which …

Hamiltonian Dynamics of a spaceship in Alcubierre and Gödel metrics: Recursion operators and underlying master symmetries

MN Hounkonnou, MJ Landalidji, M Mitrović - … and Mathematical Physics, 2022 - Springer
We study the Hamiltonian dynamics of a spaceship in the background of Alcubierre and
Gödel metrics. We derive the Hamiltonian vector fields governing the system evolution, and …

Visualizations and Analyses of Quantum Behavior, Spacetime Curvature, and Metric Relationships in Relativistic Physics

MP Sinaga, DP Pandara… - … : Jurnal Fisika dan …, 2023 - ejournal.uin-malang.ac.id
This study aims to investigate essential concepts in quantum mechanics and theoretical
physics, with an emphasis on the 1+ 1 dimension. We examine the Dirac equation for …

Simulating superluminal propagation of Dirac particles using trapped ions

Q Chen, Y Chu, J Cai - Physical Review A, 2022 - APS
Simulating quantum phenomena in extreme spacetimes in the laboratory represents a
powerful approach to explore fundamental physics in the interplay of quantum mechanics …

Escape from a black hole with spherical warp drive

YN Eroshenko - International Journal of Modern Physics A, 2023 - World Scientific
In this paper, a class of the warp drive (WD) type metrics is proposed in the form of spherical
and plane waves or shells. In particular, these metrics can describe the passage of spherical …

Tripartite measurement uncertainty in Schwarzschild space-time

H Dolatkhah, A Czerwinski, A Ali, S Al-Kuwari… - arXiv preprint arXiv …, 2024 - arxiv.org
The effect of Hawking radiation on tripartite measurement uncertainty in a Schwarzschild
black hole background is analyzed in this study. Two scenarios are examined: in the first …

Dirac equation in (1+ 1) dimensional curved space-time: Bound states and bound states in continuum

P Ghosh, P Roy - Physica Scripta, 2020 - iopscience.iop.org
We study Dirac equation in (1+ 1) dimensional curved space-time. In particular, it is shown
that bound states can be found in the presence of interactions in certain curved spaces. It …

Гамильтонова динамика космического аппарата в метриках Алькубьерре и Гёделя: операторы рекурсии и лежащие в их основе мастер-симметрии

МН Хоунконю, МД Ландалиджи… - Теоретическая и …, 2022 - mathnet.ru
Изучается гамильтонова динамика космического аппарата на фоне метрик
Алькубьерре и Гёделя. Получены гамильтоновы векторные поля, управляющие …