Results 11 to 20 of about 2,227,052 (304)

Quantum-Classical Correspondence in Response Theory [PDF]

open access: yesPhysical Review Letters, 2005
The correspondence principle between the quantum commutator [A, B] and the classical Poisson brackets iota h{A, B} is examined in the context of response theory. The classical response function is obtained as the leading term of the expansion of the phase space representation of the response function in terms of Weyl-Wigner transformations and is shown
Maksym, Kryvohuz, Jianshu, Cao
openaire   +2 more sources

JIMWLK evolution, Lindblad equation and quantum-classical correspondence

open access: yesJournal of High Energy Physics, 2020
In the Color Glass Condensate (CGC) effective theory, the physics of valence gluons with large longitudinal momentum is reflected in the distribution of color charges in the transverse plane.
Ming Li, Alex Kovner
doaj   +1 more source

Inflationary quantum dynamics and backreaction using a classical-quantum correspondence

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
We study inflationary dynamics using a recently introduced classical-quantum correspondence for investigating the backreaction of a quantum mechanical degree of freedom to a classical background. Using specifically a coupled Einstein–Klein–Gordon system,
Reginald Christian Bernardo
doaj   +1 more source

Classical-quantum correspondence and Hawking radiation [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2019
A recently discovered classical-quantum correspondence (CQC) maps certain quantum problems to corresponding classical problems. We illustrate the CQC for a quantum scalar field in the gravitational background of a collapsing spherical shell. By truncating the problem to a small set of variables, we show how the CQC can yield Hawking radiation as well ...
Vachaspati, Tanmay, Zahariade, George
openaire   +3 more sources

Pozůstalost archeologa Wilhelma Kleina v Archivu UK

open access: yesActa Universitatis Carolinae Historia Universitatis Carolinae Pragensis, 2023
This contribution presents the collections of Classical archaeologist Wilhelm Klein (1850–1924), kept in the Archive of the Charles University, which have recently become accessible to researchers. Klein worked at the German Charles–Ferdinand University (
Jana Ratajová
doaj   +1 more source

The maximal subgroups of the classical groups in dimension 13, 14 and 15 [PDF]

open access: yes, 2015
One might easily argue that the Classification of Finite Simple Groups is one of the most important theorems of group theory. Given that any finite group can be deconstructed into its simple composition factors, it is of great importance to have a ...
Schröder, Anna Katharina
core   +2 more sources

Bethe Ansatz equations for the classical A^(1)_n affine Toda field theories [PDF]

open access: yes, 2014
We establish a correspondence between classical A(1)n affine Toda field theories and An Bethe Ansatz systems. We show that the connection coefficients relating specific solutions of the associated classical linear problem satisfy functional relations of ...
Dunning, Clare   +2 more
core   +1 more source

Quantum-classical correspondence in polygonal billiards [PDF]

open access: yesPhysical Review E, 2001
8 pages, 9 figures (in reduced quality), to appear in ...
openaire   +4 more sources

Select Correspondence of Ronald Syme, 1927-1939 [History of Classical Scholarship]

open access: yesRevista de Historiografía, 2020
Birley, A. R. (ed.), Select Correspondence of Ronald Syme, 1927-1939 [History of Classical Scholarship, Supplementary Volume 1], Newcastle Upon Tyne-Venezia, 2020, 211 págs., ISBN 9781838001803 [Reseña]
Mikel Gago
doaj   +1 more source

Emergent Sasaki-Einstein geometry and AdS/CFT

open access: yesNature Communications, 2022
It is an outstanding question in quantum gravity how to describe the emergence of classical spacetime geometry from a quantum state. Here, the authors propose a construction in the context of the gauge/gravity correspondence, producing the classical ...
Robert J. Berman   +2 more
doaj   +1 more source

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