Entropic uncertainty relations and their applications

PJ Coles, M Berta, M Tomamichel, S Wehner - Reviews of Modern Physics, 2017 - APS
Heisenberg's uncertainty principle forms a fundamental element of quantum mechanics.
Uncertainty relations in terms of entropies were initially proposed to deal with conceptual …

Quantum‐Memory‐Assisted Entropic Uncertainty Relations

D Wang, F Ming, ML Hu, L Ye - Annalen der Physik, 2019 - Wiley Online Library
Uncertainty relations take a crucial and fundamental part in the frame of quantum theory,
and are bringing on many marvelous applications in the emerging field of quantum …

Bell nonlocality, entanglement, and entropic uncertainty in a Heisenberg model under intrinsic decoherence: DM and KSEA interplay effects

M Hashem, ABA Mohamed, S Haddadi, Y Khedif… - Applied Physics B, 2022 - Springer
Bell's inequalities are described by the sums of correlations including non-commuting
observables in each of two systems. Bell's inequalities violation is possible since the …

Optimized entropic uncertainty relations for multiple measurements

BF Xie, F Ming, D Wang, L Ye, JL Chen - Physical Review A, 2021 - APS
Recently, an entropic uncertainty relation for multiple measurements was proposed by Liu et
al.[Phys. Rev. A 91, 042133 (2015) 10.1103/PhysRevA. 91.042133]. However, the lower …

Tighter generalized entropic uncertainty relations in multipartite systems

L Wu, L Ye, D Wang - Physical Review A, 2022 - APS
The uncertainty principle, which demonstrates the intrinsic uncertainty of nature from an
information-theory perspective, is at the heart of quantum information theory. In the realm of …

[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 …

Competition between quantum correlations in the quantum-memory-assisted entropic uncertainty relation

ML Hu, H Fan - Physical Review A—Atomic, Molecular, and Optical …, 2013 - APS
With the aid of a quantum memory, the uncertainty about the measurement outcomes of two
incompatible observables of a quantum system can be reduced. We investigate this …

[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 …

Quantum teleportation in a two-superconducting qubit system under dephasing noisy channel: role of Josephson and mutual coupling energies

N Zidan, A ur Rahman, S Haddadi - Laser Physics Letters, 2023 - iopscience.iop.org
We investigate the average fidelity of teleportation for a system of two superconducting
qubits under a dephasing noisy channel. Using the classical fidelity threshold concept, we …

Upper bound and shareability of quantum discord based on entropic uncertainty relations

ML Hu, H Fan - Physical Review A—Atomic, Molecular, and Optical …, 2013 - APS
By using the quantum-memory-assisted entropic uncertainty relation (EUR), we derive a
computable tight upper bound for quantum discord, which applies to an arbitrary bipartite …