Results 21 to 30 of about 202,573 (195)

Augmented chaos-multiple linear regression approach for prediction of wave parameters

open access: yesEngineering Science and Technology, an International Journal, 2017
Prediction of wave parameters is one of the significant component for several coastal applications; for instance, coastal erosion, inshore and offshore structures, wave energy and others.
M.A. Ghorbani   +4 more
doaj   +1 more source

Wideband Millimeter-Wave Flat Chaos Generation With Controllable Power Spectrum Using Optical Time Lens

open access: yesIEEE Photonics Journal, 2021
We propose and numerically demonstrate the generation of wideband millimeter-wave (mmW) flat chaos with controllable power spectrum by injection of chaotic signal from external cavity semiconductor laser (ECSL) into optical time lens with noise phase ...
Romain Zinsou   +4 more
doaj   +1 more source

Chaotic oscillations of 1D wave equation with or without energy-injections

open access: yesElectronic Research Archive, 2022
It is interesting and challenging to study chaotic phenomena in partial differential equations. In this paper, we mainly study the problems for oscillations governed by 1D wave equation with general nonlinear feedback control law and energy-conserving or
Liangliang Li
doaj   +1 more source

Chaos and gravitational waves [PDF]

open access: yesPhysical Review D, 2001
The gravitational waveforms of a chaotic system will exhibit sensitive dependence on initial conditions. The waveforms of nearby orbits decohere on a timescale fixed by the largest Lyapunov exponent of the orbit. The loss of coherence has important observational consequences for systems where the Lyapunov timescale is short compared to the chirp ...
openaire   +2 more sources

Understanding Hong Kong’s Failure in Zero-COVID strategy What Hong Kong Can Learn from Singapore and Macao

open access: yesEast Asian Policy, 2023
The fifth wave of COVID-19 in Hong Kong (2022) had brought a series of chaos to society. Nevertheless, its Asian neighbours, namely Singapore and Macao, have avoided such chaos. By investigating the well-rounded preventive measures and social environment
Wing-hung MOK   +3 more
doaj   +1 more source

Wave-Induced Chemical Chaos

open access: yesPhysical Review Letters, 1996
Spatiotemporal chaos in a two-variable, cubic autocatalator model with equal diffusivities of thespecies is described. The interplay between an unstable homogeneous state and propagating frontswhich return the system to that state gives rise to a reinjection mechanism for chaotic behavior. Extremesensitivity to initial conditions in both space and time
, Merkin, , Petrov, , Scott, , Showalter
openaire   +3 more sources

Adolescents’ reports of chaos within the family home environment: Investigating associations with lifestyle behaviours and obesity

open access: yesPLoS ONE, 2023
Objective Disorganised and chaotic home environments may hinder the adoption of healthy lifestyle behaviours and contribute to excessive weight gain among adolescents. We examined whether self-reported level of chaos within the family home environment is
Andraea Van Hulst   +6 more
doaj   +2 more sources

Quantum chaos in topologically massive gravity

open access: yesJournal of High Energy Physics, 2020
We study quantum chaos of rotating BTZ black holes in Topologically Massive gravity (TMG). We discuss the relationship between chaos parameters including Lyapunov exponents and butterfly velocities from shock wave calculations of out-of-time-order ...
Yan Liu, Avinash Raju
doaj   +1 more source

Numerical simulation on many-body quantum chaos of ultracold atoms with synthetic gauge fields

open access: yesResults in Physics, 2022
We investigate the quantum chaos of ultracold atoms in a quadruple-well potential, emphasizing the influence of synthetic gauge fields and many-body atomic interactions on the transitions from regular behavior to quantum chaos.
Wen-Yuan Wang, Wen-Lei Zhao, Jie Liu
doaj   +1 more source

Strong and weak chaos in weakly nonintegrable many-body Hamiltonian systems [PDF]

open access: yes, 2011
We study properties of chaos in generic one-dimensional nonlinear Hamiltonian lattices comprised of weakly coupled nonlinear oscillators, by numerical simulations of continuous-time systems and symplectic maps. For small coupling, the measure of chaos is
A. Pikovsky   +53 more
core   +3 more sources

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