Results 11 to 20 of about 1,155,601 (235)

Quantum chaos on a critical Fermi surface [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2017
Aavishkar A Patel, Subir Sachdev
exaly   +2 more sources

Quantum–Classical Mechanics and the Franck–Condon Principle

open access: yesComputer Sciences & Mathematics Forum, 2023
Quantum–classical mechanics and the Franck–Condon principle related to quantum mechanics are discussed as two alternative theoretical approaches to molecular optical spectroscopy.
Vladimir V. Egorov
doaj   +1 more source

Signatures of Quantum Chaos of Rydberg-Dressed Bosons in a Triple-Well Potential

open access: yesAtoms, 2023
We studied signatures of quantum chaos in dynamics of Rydberg-dressed bosonic atoms held in a one-dimensional triple-well potential. Long-range nearest-neighbor and next-nearest-neighbor interactions, induced by laser dressing atoms to strongly ...
Tianyi Yan   +3 more
doaj   +1 more source

Quantum chaos in quantum wells [PDF]

open access: yesPhysica D: Nonlinear Phenomena, 1999
25 pages, 15 figures, accepted for publication in Physica ...
Narimanov, E. E., Stone, A. Douglas
openaire   +3 more sources

Quantum irreversibility and chaos [PDF]

open access: yesPhysical Review Letters, 1991
Abstract Herein we establish a relation between quantum irreversibility and the chaotic semi-classical solutions for a spin-boson Hamiltonian system. We obtain quantum averages by numerically integrating the appropriate Liouville-Von Neumann equations of motion and find these averages to be less erratic than the corresponding chaotic ...
West, Bruce J.   +3 more
openaire   +4 more sources

Many Body Quantum Chaos [PDF]

open access: yes, 2020
The field of chaos in many-body quantum systems has a long history, going back to Wigner’s simple models for heavy nuclei. Quantum chaos is being investigated in a broad variety of experimental platforms such as heavy nuclei, driven (few-electron) atoms,

core   +1 more source

Quantum Chaos in Time Series of Single Photons as a Superposition of Wave and Particle States

open access: yesPhotonics, 2021
We build a time series of single photons with quantum chaos statistics, using a version of the Grangier anti-correlation experiment. The criteria utilized to determine the presence of quantum chaos is the frame of the Fano factor and the power spectrum ...
Benjamín David Mendoza   +9 more
doaj   +1 more source

Quantum Chirikov criterion: Two particles in a box as a toy model for a quantum gas

open access: yesSciPost Physics, 2022
We consider a toy model for emergence of chaos in a quantum many-body short-range-interacting system: two one-dimensional hard-core particles in a box, with a small mass defect as a perturbation over an integrable system, the latter represented by two ...
Dmitry Yampolsky, N. L. Harshman, Vanja Dunjko, Zaijong Hwang, Maxim Olshanii
doaj   +1 more source

Complexity from the reduced density matrix: a new diagnostic for chaos

open access: yesJournal of High Energy Physics, 2021
We investigate circuit complexity to characterize chaos in multiparticle quantum systems. In the process, we take a stride to analyze open quantum systems by using complexity.
Arpan Bhattacharyya   +2 more
doaj   +1 more source

Quantum instantons and quantum chaos [PDF]

open access: yesPhysics Letters A, 2001
Extended version with new figures. Text (LaTeX), 5 Figures (epsi files)
Jirari, H.   +4 more
openaire   +2 more sources

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