Results 41 to 50 of about 179,942 (327)

Comparing Singlet Testing Schemes

open access: yesEntropy
We compare schemes for testing whether two parties share a two-qubit singlet state. The first, standard, scheme tests Braunstein–Caves (or CHSH) inequalities, comparing the correlations of local measurements drawn from a fixed finite set against the ...
George Cowperthwaite, Adrian Kent
doaj   +1 more source

A Generic Model for Quantum Measurements

open access: yesEntropy, 2019
In previous articles, we presented a derivation of Born’s rule and unitary transforms in Quantum Mechanics (QM), from a simple set of axioms built upon a physical phenomenology of quantization—physically, the structure of QM results of an ...
Alexia Auffèves, Philippe Grangier
doaj   +1 more source

A Snapshot of Foundational Attitudes Toward Quantum Mechanics

open access: yes, 2013
Foundational investigations in quantum mechanics, both experimental and theoretical, gave birth to the field of quantum information science. Nevertheless, the foundations of quantum mechanics themselves remain hotly debated in the scientific community ...
Kofler, Johannes   +2 more
core   +1 more source

Witnessing causal nonseparability

open access: yesNew Journal of Physics, 2015
Our common understanding of the physical world deeply relies on the notion that events are ordered with respect to some time parameter, with past events serving as causes for future ones.
Mateus Araújo   +5 more
doaj   +1 more source

Mathematical foundation of quantum annealing [PDF]

open access: yesJournal of Mathematical Physics, 2008
Quantum annealing is a generic name of quantum algorithms that use quantum-mechanical fluctuations to search for the solution of an optimization problem. It shares the basic idea with quantum adiabatic evolution studied actively in quantum computation. The present paper reviews the mathematical and theoretical foundations of quantum annealing.
Satoshi Morita, Hidetoshi Nishimori
openaire   +3 more sources

Foundations of Quantum Discord

open access: yes, 2017
This paper summarizes the basics of the notion of quantum discord and how it relates to other types of correlations in quantum physics. We take the fundamental information theoretic approach and illustrate our exposition with a number of simple examples ...
B Dakic   +12 more
core   +1 more source

Mathematical Foundations of Holonomic Quantum Computer [PDF]

open access: yes, 2000
We make a brief review of (optical) Holonomic Quantum Computer (or Computation) proposed by Zanardi and Rasetti (quant-ph/9904011) and Pachos and Chountasis (quant-ph/9912093), and give a mathematical reinforcement to their works.Comment: Latex file, 11 ...
Fujii, Kazuyuki
core   +3 more sources

Mimicking classical noise in ion channels by quantum decoherence

open access: yesScientific Reports
The mechanism of selectivity in ion channels is still an open question in biology. Recent studies suggest that the selectivity filter may exhibit quantum coherence, which could help explain how ions are selected and conducted.
Mina Seifi   +2 more
doaj   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

Colorectal cancer‐derived FGF19 is a metabolically active serum biomarker that exerts enteroendocrine effects on mouse liver

open access: yesMolecular Oncology, EarlyView.
Meta‐transcriptome analysis identified FGF19 as a peptide enteroendocrine hormone associated with colorectal cancer prognosis. In vivo xenograft models showed release of FGF19 into the blood at levels that correlated with tumor volumes. Tumoral‐FGF19 altered murine liver metabolism through FGFR4, thereby reducing bile acid synthesis and increasing ...
Jordan M. Beardsley   +5 more
wiley   +1 more source

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