Results 21 to 30 of about 36,343 (265)

A high-precision numerical method to simulating the fractional-order EI Nio chaotic systems with Riemann–Liouville fractional derivative

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2023
Chaotic systems arise everywhere in control theory and nonlinear vibration. This paper uses a high-precision numerical approach for capturing chaotic attractors of the fractional EI Ni ñ o chaotic systems.
Ke-Qiang Zhang, Xue-Jun Cao, Yu-Lan Wang
doaj   +1 more source

Performance Analysis of Chaotic Neural Network and Chaotic Cat Map Based Image Encryption

open access: yesSakarya University Journal of Computer and Information Sciences, 2022
Nowadays, chaotic systems are used quite often, especially in image encryption applications. Hypersensitivity to the initial conditions, limited field-changing signs and irregular movements make these systems one of the critical elements in scientific ...
Cihan Karakuzu, Sefa Tunçer
doaj   +1 more source

On Measure Chaotic Dynamical Systems [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2020
In this paper, we introduce chaotic measure for discrete and continuous dynamical systems and study some properties of measure chaotic systems. Also relationship between chaotic measure, ergodic and expansive measures is investigated. Finally, we prove a
Faride Ghorbani Moghaddam   +2 more
doaj   +1 more source

Realization of a novel chaotic system using coupling dual chaotic system [PDF]

open access: yesOptical and Quantum Electronics, 2021
Abstract This paper establishes coupling between two various chaotic systems for Lorenz and Rössler circuits. The x-dynamics of Lorenz circuit was coupled numerically with the x dynamics of Rössler circuit. As a result of the optical coupling between these two chaotic systems, it has been observed an exceptional variation in the time series and
Salam K. Mousa, Raied K. Jamal
openaire   +2 more sources

A Novel Voltage-Controlled Tri-Valued Memristor and Its Application in Chaotic System

open access: yesComplexity, 2020
Memristor is a kind of passive nonlinear element, which is widely used in nonlinear systems, especially chaotic systems, because of its nanometer size, nonvolatile property, and good nonlinear characteristics.
Xiaoyuan Wang, Xue Zhang, Meng Gao
doaj   +1 more source

A Novel Random Number Generator Based on Fractional Order Chaotic Chua System

open access: yesElektronika ir Elektrotechnika, 2020
One of the practical applications of chaotic systems is the design of a random number generator. In the literature, generally random number generators are designed using discrete time chaotic systems.
Fatih Ozkaynak
doaj   +1 more source

Elliptic Flowers: New Types of Dynamics to Study Classical and Quantum Chaos

open access: yesEntropy, 2022
We construct examples of billiards where two chaotic flows are moving in opposite directions around a non-chaotic core or vice versa; the dynamics in the core are chaotic but flows that are moving in opposite directions around it are non-chaotic.
Hassan Attarchi, Leonid A. Bunimovich
doaj   +1 more source

Robust synchronization of a class neutral chaotic systems Despite, unknown time-delay and parameter [PDF]

open access: yesمجله مدل سازی در مهندسی, 2023
The synchronization of neutral chaotic systems with disturbance, uncertainty, unknown parameters, and unknown delays is studied in this article. Initially, the neutral chaotic system is introduced using the Lyapunov exponent and then the adaptive-robust ...
Amirhosein Rostampour   +2 more
doaj   +1 more source

A New Image Encryption Algorithm Based on Modified Optically Injected Semiconductor Laser Chaotic System

open access: yesIEEE Access, 2021
Compared with general chaotic systems, laser chaotic systems have more complex dynamic behaviors and extremely high sensitivity to parameters and initial values.
Xuejun Li   +5 more
doaj   +1 more source

On systems of maximal quantum chaos

open access: yesJournal of High Energy Physics, 2021
A remarkable feature of chaos in many-body quantum systems is the existence of a bound on the quantum Lyapunov exponent. An important question is to understand what is special about maximally chaotic systems which saturate this bound.
Mike Blake, Hong Liu
doaj   +1 more source

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