Articles with "quantum theory" as a keyword



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Free‐Fall Non‐Universality in Quantum Theory

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Published in 2022 at "Annalen der Physik"

DOI: 10.1002/andp.202200386

Abstract: We show by embodying the Einstein equivalence principle - local Poincar\'{e} invariance - and general covariance in quantum theory that wave-function spreading rules out the universality of free fall, i.e. the free-fall trajectory of a… read more here.

Keywords: fall; quantum theory; fall non; non universality ... See more keywords
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Toward universal substituent constants: Transferability of group descriptors from the quantum theory of atoms in molecules

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Published in 2022 at "Journal of Computational Chemistry"

DOI: 10.1002/jcc.26787

Abstract: Traditionally, substituents are described not by their intrinsic properties, but by their effect elsewhere in a molecule. However, the quantum theory of atoms in molecules (QTAIM) provides a route to intrinsic substituent descriptors. Ideally, these… read more here.

Keywords: group; group descriptors; theory atoms; atoms molecules ... See more keywords
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A quantum theory atoms in molecules investigation of Lewis base protonation

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Published in 2017 at "International Journal of Quantum Chemistry"

DOI: 10.1002/qua.25310

Abstract: This investigation uses atomic properties derived from the quantum theory of atoms in molecules formalism to rationalize the infrared intensity of the stretching vibration that arises as a Lewis base (B) is protonated (B-H mode).… read more here.

Keywords: quantum theory; atoms molecules; theory atoms; investigation ... See more keywords
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Quantum ϕ4 theory in AdS4 and its CFT dual

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Published in 2019 at "Journal of High Energy Physics"

DOI: 10.1007/jhep02(2019)099

Abstract: A bstractWe compute the two- and four-point holographic correlation functions up to the second order in the coupling constant for a scalar ϕ4 theory in four-dimensional Euclidean anti-de Sitter space. Analytic expressions for the anomalous… read more here.

Keywords: theory ads4; quantum theory; ads4 cft; cft dual ... See more keywords
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Foundation of Quantum Mechanics: Once Again

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Published in 2019 at "Foundations of Science"

DOI: 10.1007/s10699-018-9555-1

Abstract: Brukner and Dakić (Quantum theory and beyond: is entanglement special? 2009. https://arxiv.org/abs/0911.0695) proposed a very simple axiom system as a foundation for quantum theory. It implies the qubit and quantum entanglement. Because this axiom system… read more here.

Keywords: quantum theory; quantum; quantum mechanics; foundation quantum ... See more keywords
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Reply to a Comment on “Quantum Theory and the Limits of Objectivity”

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Published in 2019 at "Foundations of Physics"

DOI: 10.1007/s10701-019-00290-y

Abstract: In this short note I reply to criticisms of an argument in my paper [1] that appear in comment [2]. I refer the reader to section 4 of [1] in which I described the scenario… read more here.

Keywords: comment quantum; quantum theory; main criticism; argument ... See more keywords
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Negations and Meets in Topos Quantum Theory

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Published in 2021 at "Foundations of Physics"

DOI: 10.1007/s10701-021-00529-7

Abstract: The daseinisation is a mapping from an orthomodular lattice in ordinary quantum theory into a Heyting algebra in topos quantum theory. While distributivity does not always hold in orthomodular lattices, it does in Heyting algebras.… read more here.

Keywords: theory; negations meets; daseinisation; orthomodular lattice ... See more keywords
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The γ function in quantum theory II. Mathematical challenges and paradoxa.

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Published in 2022 at "Journal of mathematical chemistry"

DOI: 10.1007/s10910-021-01311-w

Abstract: While the square root of Dirac's δ is not defined in any standard mathematical formalism, postulating its existence with some further assumptions defines a generalized function called γ ( x ) which permits a quasi-classical… read more here.

Keywords: function quantum; function; quantum; theory mathematical ... See more keywords
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Molybdenum disulfide monolayer electronic structure information as explored using density functional theory and quantum theory of atoms in molecules

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Published in 2021 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2021.149545

Abstract: Abstract We use density functional theory (DFT) and quantum theory of atoms in molecules (QTAIM) to study the electronic structure of pristine and defect molybdenum disulfide (MoS2) monolayers, at dry and hydrated conditions. We study… read more here.

Keywords: theory; density functional; quantum theory; density ... See more keywords
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Quantum theory cannot consistently describe the use of itself

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Published in 2018 at "Nature Communications"

DOI: 10.1038/s41467-018-05739-8

Abstract: Quantum theory provides an extremely accurate description of fundamental processes in physics. It thus seems likely that the theory is applicable beyond the, mostly microscopic, domain in which it has been tested experimentally. Here, we… read more here.

Keywords: quantum theory; theory; consistently describe; describe use ... See more keywords
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Quantum theory of the nonlinear Hall effect

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Published in 2021 at "Nature Communications"

DOI: 10.1038/s41467-021-25273-4

Abstract: The nonlinear Hall effect is an unconventional response, in which a voltage can be driven by two perpendicular currents in the Hall-bar measurement. Unprecedented in the family of the Hall effects, it can survive time-reversal… read more here.

Keywords: quantum theory; theory nonlinear; hall effect; nonlinear hall ... See more keywords