Results 91 to 100 of about 1,355,808 (351)

Entanglement of quantum evolutions [PDF]

open access: yesPhysical Review A, 2001
4 Pages, RevTeX. Version accepted by Phys. Rev. A (Rapid Comm.)
openaire   +3 more sources

Measuring Quantum Coherence with Entanglement [PDF]

open access: yesPhysical Review Letters, 2015
5+3 pages, 1 figure.
Alexander Streltsov   +5 more
openaire   +6 more sources

Identification and Reversible Optical Switching of NV+ Centers in Diamond

open access: yesAdvanced Functional Materials, EarlyView.
NV+ centers in diamond are predicted to coexist with NV0 and NV– centers, but direct experimental confirmation remains challenging. Using positron annihilation spectroscopy with in situ light illumination, a charge transition NV+/0 is observed at 1.234(8) eV.
Marcel Dickmann   +13 more
wiley   +1 more source

The entropy of bulk quantum fields and the entanglement wedge of an evaporating black hole [PDF]

open access: yesJournal of High Energy Physics, 2019
Bulk quantum fields are often said to contribute to the generalized entropy A4GN+Sbulk\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{
Ahmed Almheiri   +3 more
semanticscholar   +1 more source

Integration of Perovskite/Low‐Dimensional Material Heterostructures for Optoelectronics and Artificial Visual Systems

open access: yesAdvanced Functional Materials, EarlyView.
Heterojunctions combining halide perovskites with low‐dimensional materials enhance optoelectronic devices by enabling precise charge control and improving efficiency, stability, and speed. These synergies advance flexible electronics, wearable sensors, and neuromorphic computing, mimicking biological vision for real‐time image analysis and intelligent
Yu‐Jin Du   +11 more
wiley   +1 more source

Quantum Entanglement in Corpuses of Documents [PDF]

open access: yesFoundations of Science, 2018
We show that data collected from corpuses of documents violate the Clauser-Horne-Shimony-Holt version of Bell's inequality (CHSH inequality) and therefore indicate the presence of quantum entanglement in their structure. We obtain this result by considering two concepts and their combination and coincidence operations consisting of searches of co ...
Beltran, Lester, Geriente, Suzette
openaire   +3 more sources

Entanglement engineering of optomechanical systems by reinforcement learning

open access: yesAPL Machine Learning
Entanglement is fundamental to quantum information science and technology, yet controlling and manipulating entanglement—so-called entanglement engineering—for arbitrary quantum systems remains a formidable challenge.
Li-Li Ye   +3 more
doaj   +1 more source

Detecting Entanglement-Generating Circuits in Cloud-Based Quantum Computing

open access: yesIntelligent Computing, 2023
Entanglement, which is a direct consequence of elementary quantum gates such as controlled-NOT and Toffoli, is a key resource that provides quantum advantages.
Jiheon Seong, Joonwoo Bae
doaj   +1 more source

Quantum Entanglement in Neural Network States [PDF]

open access: yes, 2017
Machine learning, one of today's most rapidly growing interdisciplinary fields, promises an unprecedented perspective for solving intricate quantum many-body problems.
D. Deng   +3 more
semanticscholar   +1 more source

Single Pair of Weyl Points Evolve From Spin Group‐Protected Nodal Line in Half‐Metallic Ferromagnet V3S4

open access: yesAdvanced Functional Materials, EarlyView.
A spin group (SG)‐based mechanism is proposed to realize a single pair of Weyl points. PT‐symmetric nodal lines (NLs) persist under T‐breaking, protected by the combination of SG and P symmetry. When considering spin‐orbit coupling, the SG‐protected NL will split into Weyl points, which will also induce anomalous transport phenomena arising from ...
Shifeng Qian   +6 more
wiley   +1 more source

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