Results 51 to 60 of about 216,981 (383)

Multidimensional quantum entanglement with large-scale integrated optics [PDF]

open access: yesScience, 2018
Large-scale integrated quantum optics The ability to pattern optical circuits on-chip, along with coupling in single and entangled photon sources, provides the basis for an integrated quantum optics platform. Wang et al.
Jianwei Wang   +18 more
semanticscholar   +1 more source

Entanglement and properties [PDF]

open access: yesFortschritte der Physik, 2003
AbstractVarious topics concerning the entanglement of composite quantum systems are considered with particular emphasis concerning the strict relations of such a problem with the one of attributing objective properties to the constituents. In particular we will focus our attention to composite quantum systems composed of identical constituents, with ...
GHIRARDI, GIANCARLO, MARINATTO L.
openaire   +5 more sources

Entanglement and expansion

open access: yesJournal of High Energy Physics, 2023
Abstract We study the entanglement entropy resulting from tracing out local degrees of freedom of a quantum scalar field in an expanding universe. It is known that when field modes become superhorizon during inflation they evolve to increasingly squeezed states.
Boutivas, K., Pastras, G., Tetradis, N.
openaire   +3 more sources

What is an exposure-response curve?

open access: yesGlobal Epidemiology, 2023
Exposure-response curves are among the most widely used tools of quantitative health risk assessment. However, we propose that exactly what they mean is usually left ambiguous, making it impossible to answer such fundamental questions as whether and by ...
Louis Anthony Cox, Jr
doaj  

Probing entanglement in a many-body–localized system [PDF]

open access: yesScience, 2018
A logarithmic signature Some one-dimensional disordered interacting quantum systems have been theoretically predicted to display a property termed many-body localization (MBL), where the system retains the memory of its initial state and fails to ...
R. Schittko   +8 more
semanticscholar   +1 more source

Entanglement of the orbital angular momentum states of photons [PDF]

open access: yesNature, 2001
Entangled quantum states are not separable, regardless of the spatial separation of their components. This is a manifestation of an aspect of quantum mechanics known as quantum non-locality. An important consequence of this is that the measurement of the 
A. Mair   +3 more
semanticscholar   +1 more source

The gas stove-childhood asthma kerfuffle: A teaching opportunity

open access: yesGlobal Epidemiology, 2023
Several recent news stories have alarmed many politicians and members of the public by reporting that indoor air pollution from gas stoves causes about 13% of childhood asthma in the United States.
Louis Anthony Cox, Jr.
doaj  

Genuine multipartite entanglement measures based on multi-party teleportation capability

open access: yesScientific Reports, 2023
Quantifying entanglement is vital to understand entanglement as a resource in quantum information processing, and many entanglement measures have been suggested for this purpose.
Minjin Choi, Eunok Bae, Soojoon Lee
doaj   +1 more source

Entanglement wedge reconstruction and entanglement of purification [PDF]

open access: yesThe European Physical Journal C, 2018
In the holographic correspondence, subregion duality posits that knowledge of the mixed state of a finite spacelike region of the boundary theory allows full reconstruction of a specific region of the bulk, known as the entanglement wedge. This statement has been proven for local bulk operators.
Ricardo Espíndola   +2 more
openaire   +4 more sources

Causal reasoning about epidemiological associations in conversational AI

open access: yesGlobal Epidemiology, 2023
We present a Socratic dialogue with ChatGPT, a large language model (LLM), on the causal interpretation of epidemiological associations between fine particulate matter (PM2.5) and human mortality risks.
Louis Anthony Cox, Jr
doaj  

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