Results 11 to 20 of about 216,981 (383)

Entanglement asymmetry as a probe of symmetry breaking [PDF]

open access: yesNature Communications, 2022
A measure of symmetry breaking in a quantum many-body system could provide insight into its dynamics. Ares et al. introduce a subsystem measure of symmetry breaking dubbed entanglement asymmetry and apply it to quantum quench dynamics in spin chains ...
F. Ares, Sara Murciano, P. Calabrese
semanticscholar   +1 more source

Experimental Entangled Entanglement [PDF]

open access: yesPhysical Review Letters, 2006
4 figures, published ...
Časlav Brukner   +3 more
openaire   +5 more sources

Mixed-state entanglement and quantum error correction. [PDF]

open access: yesPhysical Review A. Atomic, Molecular, and Optical Physics, 1996
Entanglement purification protocols (EPPs) and quantum error-correcting codes (QECCs) provide two ways of protecting quantum states from interaction with the environment. In an EPP, perfectly entangled pure states are extracted, with some yield D, from a
Charles H. Bennett   +3 more
semanticscholar   +1 more source

Holographic derivation of entanglement entropy from the anti-de Sitter space/conformal field theory correspondence. [PDF]

open access: yesPhysical Review Letters, 2006
A holographic derivation of the entanglement entropy in quantum (conformal) field theories is proposed from anti-de Sitter/conformal field theory (AdS/CFT) correspondence.
S. Ryu, T. Takayanagi
semanticscholar   +1 more source

Entangled Encodings and Data Entanglement [PDF]

open access: yesProceedings of the 3rd International Workshop on Security in Cloud Computing, 2015
We introduce a new cryptographic tool that we dub entangled encoding scheme. An entangled encoding allows a set of users to encode their files into a single digital "clew" such that the following two properties are satisfied. (1) Privacy: The resulting encoding reveals no information about the files contained inside the clew; (2) All-or-nothing ...
ATENIESE, GIUSEPPE   +3 more
openaire   +2 more sources

Monogamy of Quantum Entanglement

open access: yesFrontiers in Physics, 2022
Unlike classical correlation, quantum entanglement cannot be freely shared among many parties. This restricted shareability of entanglement among multi-party systems is known as monogamy of entanglement, which is one of the most fundamental properties of
Xiao-Lan Zong   +3 more
doaj   +1 more source

Macroscopic Entanglement by Entanglement Swapping [PDF]

open access: yesPhysical Review Letters, 2006
4 pages, 2 figures ...
PIRANDOLA S   +3 more
openaire   +4 more sources

Entanglement of Formation of an Arbitrary State of Two Qubits [PDF]

open access: yes, 1997
The entanglement of a pure state of a pair of quantum systems is defined as the entropy of either member of the pair. The entanglement of formation of a mixed state is defined as the minimum average entanglement of an ensemble of pure states that ...
W. Wootters
semanticscholar   +1 more source

Statistical process control to monitor use of a web‐based autoplanning tool

open access: yesJournal of Applied Clinical Medical Physics, Volume 23, Issue 12, December 2022., 2022
Abstract Purpose To investigate the use of statistical process control (SPC) for quality assurance of an integrated web‐based autoplanning tool, Radiation Planning Assistant (RPA). Methods Automatically generated plans were downloaded and imported into two treatment planning systems (TPSs), RayStation and Eclipse, in which they were recalculated using ...
Hunter Mehrens   +5 more
wiley   +1 more source

On Entanglement Assisted Classical Optical Communications

open access: yesIEEE Access, 2021
Entanglement assisted communication is advocated by numerous authors as an alternative to classical communication offering significant improvement in channel capacity, in particular in noisy regime.
Ivan B. Djordjevic
doaj   +1 more source

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