Uncertainty under quantum measures and quantum memory
The uncertainty principle restricts potential information one gains about physical properties
of the measured particle. However, if the particle is prepared in entanglement with a …
of the measured particle. However, if the particle is prepared in entanglement with a …
Tightening the entropic uncertainty bound in the presence of quantum memory
The uncertainty principle is a fundamental principle in quantum physics. It implies that the
measurement outcomes of two incompatible observables cannot be predicted …
measurement outcomes of two incompatible observables cannot be predicted …
Tripartite quantum-memory-assisted entropic uncertainty relations for multiple measurements
Quantum uncertainty relations are typically analyzed for a pair of incompatible observables,
however, the concept per se naturally extends to situations of more than two observables. In …
however, the concept per se naturally extends to situations of more than two observables. In …
Quantum-memory-assisted entropic uncertainty relations under weak measurements
L Li, QW Wang, SQ Shen, M Li - Quantum Information Processing, 2017 - Springer
We investigate quantum-memory-assisted entropic uncertainty relations (EURs) based on
weak measurements. It is shown that the lower bound of EUR revealed by weak …
weak measurements. It is shown that the lower bound of EUR revealed by weak …
Tightening the tripartite quantum-memory-assisted entropic uncertainty relation
The uncertainty principle determines the distinction between the classical and the quantum
world. This principle states that it is not possible to measure two incompatible observables …
world. This principle states that it is not possible to measure two incompatible observables …
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 …
Tightening the entropic uncertainty relations for multiple measurements and applying it to quantum coherence
The uncertainty principle sets limit on our ability to predict the values of two incompatible
observables measured on a quantum particle simultaneously. This principle can be stated in …
observables measured on a quantum particle simultaneously. This principle can be stated in …
Uncertainty equality with quantum memory and its experimental verification
As a very fundamental principle in quantum physics, uncertainty principle has been studied
intensively via various uncertainty inequalities. A natural and fundamental question is …
intensively via various uncertainty inequalities. A natural and fundamental question is …
Improved uncertainty relation in the presence of quantum memory
Berta et al's uncertainty principle in the presence of quantum memory (Berta et al 2010 Nat.
Phys. 6 659) reveals uncertainties with quantum side information between the observables …
Phys. 6 659) reveals uncertainties with quantum side information between the observables …
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 …