Results 41 to 50 of about 626,939 (346)

CMOS 2.4μm chaotic oscillator: Experimental verification of chaotic encryption of audio [PDF]

open access: yes, 1996
The Letter reports the first experimental verification of chaotic encryption of audio using custom monolithic chaotic oscillators. We use Gm-C techniques to realise a chaotic modulator/ demodulator IC that implements a 3rd-order nonlinear differential ...
Delgado Restituto, Manuel   +2 more
core   +1 more source

Analysis of Generalized Nonlinear Quadrature for Novel Fractional-Order Chaotic Systems Using Sinc Shape Function

open access: yesMathematics, 2023
This paper introduces the generalized fractional differential quadrature method, which is based on the generalized Caputo type and is used for the first time to solve nonlinear fractional differential equations.
Abdelfattah Mustafa   +2 more
doaj   +1 more source

Synchronization of Chaotic Oscillators due to Common Delay Time Modulation

open access: yes, 2004
We have found a synchronization behavior between two identical chaotic systems^M when their delay times are modulated by a common irregular signal. ^M This phenomenon is demonstrated both in two identical chaotic maps whose delay times are driven by a ...
A. Pikovsky   +9 more
core   +1 more source

THE CHAOTIC CHAMELEON

open access: yesQuantum Probability and Infinite Dimensional Analysis, 2005
Various local hidden variables models for the singlet correlations exploit the detection loophole, or other loopholes connected with post-selection on coincident arrival times. I consider the connection with a probabilistic simulation technique called rejection-sampling, and pose some natural questions concerning what can be achieved and what cannot be
openaire   +5 more sources

The convergence of chaotic integrals [PDF]

open access: yesChaos: An Interdisciplinary Journal of Nonlinear Science, 1997
We review the convergence of chaotic integrals computed by Monte Carlo simulation, the trace method, dynamical zeta function, and Fredholm determinant on a simple one-dimensional example: the parabola repeller. There is a dramatic difference in convergence between these approaches. The convergence of the Monte Carlo method follows an inverse power law,
Oliver Bauer, Ronnie Mainieri
openaire   +5 more sources

A New Chaotic-Based RGB Image Encryption Technique Using a Nonlinear Rotational 16 × 16 DNA Playfair Matrix

open access: yesCryptography, 2022
Due to great interest in the secure storage and transmission of color images, the necessity for an efficient and robust RGB image encryption technique has grown.
Dina Ibrahim   +3 more
doaj   +1 more source

Amplitude death in coupled chaotic oscillators

open access: yes, 2005
Amplitude death can occur in chaotic dynamical systems with time-delay coupling, similar to the case of coupled limit cycles. The coupling leads to stabilization of fixed points of the subsystems.
A. Pikovsky   +6 more
core   +1 more source

Single-photon-triggered quantum chaos [PDF]

open access: yes, 1952
We demonstrate how to manipulate quantum chaos with a single photon in a hybrid quantum device combining cavity QED and optomechanics. Specifically, we show that this system changes between integrable and chaotic relying on the photon-state of the ...
Zhu, Gui-Lei   +5 more
core   +4 more sources

A New No Equilibrium Fractional Order Chaotic System, Dynamical Investigation, Synchronization, and Its Digital Implementation

open access: yesInventions, 2021
In this paper, a new fractional order chaotic system without equilibrium is proposed, analytically and numerically investigated, and numerically and experimentally tested.
Zain-Aldeen S. A. Rahman   +4 more
doaj   +1 more source

Ionization via Chaos Assisted Tunneling

open access: yes, 1997
A simple example of quantum transport in a classically chaotic system is studied. It consists in a single state lying on a regular island (a stable primary resonance island) which may tunnel into a chaotic sea and further escape to infinity via chaotic ...
A. Bucheitner   +65 more
core   +1 more source

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