Results 81 to 90 of about 2,304,054 (358)

The quantum double as quantum mechanics [PDF]

open access: yesJournal of Geometry and Physics, 1994
36 pages. Revised to include full details for the simplest example based on sl_2. Accepted to appear in J.
openaire   +3 more sources

Quantumness of correlations, quantumness of ensembles and quantum data hiding [PDF]

open access: yesNew Journal of Physics, 2014
We study the quantumness of correlations for ensembles of bi- and multi-partite systems and relate it to the task of quantum data hiding. Quantumness is here intended in the sense of minimum average disturbance under local measurements. We consider a very general framework, but focus on local complete von Neumann measurements as cause of the ...
John Calsamiglia   +3 more
openaire   +7 more sources

Direct Electron Detection Electron Energy‐Loss Spectroscopy: Speeding Up 2D Analytical In Situ Transmission Electron Microscopy for Aluminum Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
Scanning transmission electron microscopy imaging techniques are an essential tool to document dynamic developments, such as precipitation in aluminum alloys, during in situ heating experiments using transmission electron microscopy. However, in many cases, chemical information is required to interpret complex nanoscale processes.
Evelin Fisslthaler   +4 more
wiley   +1 more source

Symmetric quantum calculus in interval valued frame work: operators and applications

open access: yesAIMS Mathematics
The primary emphasis of the present study is to introduce some novel characterizations of the interval-valued $ (\mathcal{I}.\mathcal{V}) $ right symmetric quantum derivative and antiderivative operators relying on generalized Hukuhara difference.
Yuanheng Wang   +5 more
doaj   +1 more source

Quantum and tempo effects of changes during the demographic transition: classification of world sub-regions and selected countries

open access: yesActa Universitatis Carolinae Geographica, 2020
The development patterns of both historical and contemporary demographic transitions are essential in understanding the outcomes of age structure changes among the countries.
Marta Mustafina
doaj   +1 more source

Calculation, Bookkeeping, Representation, and Explanation: A Parable

open access: yesCrítica, 2021
Our topic is a basic discussion of what it is to regard a bit of mathematics as referring to something physical, and the different options one has for explaining —and hence rendering non-miraculous— the empirical success of a mathematical formalism.
Tim Maudlin
doaj   +1 more source

Spintronics and Quantum Dots for Quantum Computing and Quantum Communication [PDF]

open access: yesFortschritte der Physik, 2000
Control over electron-spin states, such as coherent manipulation, filtering and measurement promises access to new technologies in conventional as well as in quantum computation and quantum communication. We review our proposal of using electron spins in quantum confined structures as qubits and discuss the requirements for implementing a quantum ...
Burkard, G., Engel, H. A., Loss, D.
openaire   +4 more sources

Stabilized Intermediate Phase Via Pseudo‐Halide Anions Toward Highly Efficient and Light‐Soaking Stable Perovskite Solar Cells

open access: yesAdvanced Functional Materials, Volume 35, Issue 12, March 18, 2025.
The formate pseudo‐halide anion is strategically introduced at the buried interface to stabilize the intermediate phases formed during perovskite crystallization. The controlled crystallization enhances crystallinity and alleviates tensile strain, eliminating residual PbI2 near the buried interface.
Jongdeuk Seo   +12 more
wiley   +1 more source

Semiosis as a Source of Providing Empirical Phenomena with a New Type of Cohesion

open access: yesEntropy, 2023
Embodying the indexical signs is vital to semiosis as a cohesive material agency mediating between consequents and antecedents. One unique factor of biology compared with standard physics and chemistry is the cohesion enabling the biological components ...
Koichiro Matsuno
doaj   +1 more source

Elementary gates for quantum computation. [PDF]

open access: yesPhysical Review A. Atomic, Molecular, and Optical Physics, 1995
We show that a set of gates that consists of all one-bit quantum gates (U(2)) and the two-bit exclusive-or gate (that maps Boolean values (x,y) to (x,x ⊕y)) is universal in the sense that all unitary operations on arbitrarily many bits n (U(2 n )) can be
A. Barenco   +8 more
semanticscholar   +1 more source

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