Improved tripartite uncertainty relation with quantum memory
F Ming, D Wang, XG Fan, WN Shi, L Ye, JL Chen - Physical Review A, 2020 - APS
The uncertainty principle is a striking and fundamental feature in quantum mechanics,
distinguishing it from classical mechanics. It offers an important lower bound to predict …
distinguishing it from classical mechanics. It offers an important lower bound to predict …
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 …
information-theory perspective, is at the heart of quantum information theory. In the realm of …
[HTML][HTML] Entropic uncertainty relations in Schwarzschild space-time
TY Wang, D Wang - Physics Letters B, 2024 - Elsevier
The uncertainty principle is deemed as one of cornerstones in quantum mechanics, and
exploring its lower limit of uncertainty will be helpful to understand the principle's nature. In …
exploring its lower limit of uncertainty will be helpful to understand the principle's nature. In …
Quantum-memory-assisted entropic uncertainty, teleportation, and quantum discord under decohering environments
The one-qubit teleportation protocol is one of the most well-known topics of quantum
information theory. Indeed, the goal of this quantum protocol is to teleport an arbitrary …
information theory. Indeed, the goal of this quantum protocol is to teleport an arbitrary …
Exploring entropic uncertainty relation and dense coding capacity in a two-qubit X-state
The measurement precision for two incompatible observables in a typical quantum system
can be improved by the aid of one particle as a quantum memory. In this work, we study the …
can be improved by the aid of one particle as a quantum memory. In this work, we study the …
Entropic uncertainty relation and quantum coherence under Ising model with Dzyaloshinskii–Moriya interaction
Abstract Recently, Ming et al (Quantum Inf Process 17 267, 2018) have investigated the
entropic uncertainty relation in the presence of quantum memory (EUR-QM) and quantum …
entropic uncertainty relation in the presence of quantum memory (EUR-QM) and quantum …
Multipartite uncertainty relation with quantum memory
We present a new quantum-memory-assisted entropic uncertainty relation for multipartite
systems which shows the uncertainty principle of quantum mechanics. Notably, our results …
systems which shows the uncertainty principle of quantum mechanics. Notably, our results …
Entropic uncertainty lower bound for a two-qubit system coupled to a spin chain with Dzyaloshinskii–Moriya interaction
The uncertainty principle is one of the key concepts in quantum theory. This principle states
that it is not possible to measure two incompatible observables simultaneously and …
that it is not possible to measure two incompatible observables simultaneously and …
Analyzing entropic uncertainty bound in two qubits coupled to a spin environment
By assuming a general pure state and a mixed Werner state as two initial states, we
investigate the time evolution of entropic uncertainty bound in the presence of quantum …
investigate the time evolution of entropic uncertainty bound in the presence of quantum …
The uncertainty and quantum correlation of measurement in double quantum-dot systems
In this work, we study the entropic uncertainty and quantum discord in two double-quantum-
dot (DQD) system coupled via a transmission line resonator (TLR). Explicitly, the dynamics …
dot (DQD) system coupled via a transmission line resonator (TLR). Explicitly, the dynamics …