Results 81 to 90 of about 170,615 (216)

THE DETERMINISTIC CHAOS OSCILLATOR BASED ON A FIELD-EFFECT TRANSISTOR STRUCTURE WITH NEGATIVE RESISTANCE FOR TELECOMMUNICATIONS SYSTEMS

open access: yesInformation and Telecommunication Sciences, 2016
Background. Application of deterministic chaos oscillators in telecommunication systems requires knowledge about their dynamical properties. Mathematical models and phase portraits of such generators are well known.
Andriy Semenov
doaj   +1 more source

Soft Hardware, Flowing Software: Reconfigurable Microfluidics for Adaptable Chemical Computation

open access: yesAdvanced Materials, Volume 38, Issue 39, 13 July 2026.
A reconfigurable microfluidic platform based on soft, photo‐printable, and chemically erasable hydrogel structures printed and erased in situ is used to control flow routing, mixing, chemical patterning, and even chemical computing. Using hardware to control chemical computations decouples logic function from molecular composition, demonstrated via ...
Piet J. M. Swinkels   +4 more
wiley   +1 more source

Chaotic communication system using Chua’s oscillators realized with CCII+s

open access: yes, 2009
This work shows the experimental implementation of a chaotic communication system based on two Chua’s oscillators which are synchronized by Hamiltonian forms and observer approach.
ESTEBAN TLELO CUAUTLE   +2 more
core  

Transducers Across Scales and Frequencies: A System‐Level Framework for Multiphysics Integration and Co‐Design

open access: yesAdvanced Materials Technologies, Volume 11, Issue 13, 8 July 2026.
Transducers convert physical signals into electrical and optical representations, yet each mechanism is bounded by intrinsic trade‐offs across bandwidth, sensitivity, speed, and energy. This review maps transduction mechanisms across physical scale and frequency, showing how heterogeneous integration and multiphysics co‐design transform isolated ...
Aolei Xu   +8 more
wiley   +1 more source

OpAmp-, CFOA- and OTA-Based Configurations to Design Multi-Scroll Chaotic Oscillators

open access: yes, 2012
Continuous time chaotic oscillators have been implemented by using several commercially available electronic devices. In this study, the generic circuit topologies based on Operational Amplifier (OpAmp), Current-Feedback Operational Amplifier (CFOA) and ...
Jesús Manuel Muñoz Pacheco   +2 more
core  

Composing For Improvisation With Chaotic Oscillators

open access: yes, 2010
This paper describes a novel method for composing andimprovisation with real-time chaotic oscillators. Recentlydiscovered algebraically simple nonlinear third-order differential equations are solved and acoustical descriptors relating to their frequency spectrums are determined accordingto the MPEG-7 specification. A second nonlinearity is thenadded to
openaire   +2 more sources

Performance Evaluation of FPGA-Based Design of Modified Chua Oscillator

open access: yesChaos Theory and Applications
The chaotic systems are one of the most important areas that increasing the popularity and are actively used in several fields. One of the most essential structures in chaotic systems is chaotic oscillator which generates chaotic signals.
Filips Capligins   +3 more
doaj   +1 more source

Design and Implementation of Secure Chaotic Communication Systems [PDF]

open access: yes
Chaotic systems have properties such as ergodicity, sensitivity to initial conditions/parameter mismatches, mixing property, deterministic dynamics, structure complexity, to mention a few, that map nicely with cryptographic requirements such as confusion,
Kharel, Rupak
core  

Amplitude envelope synchronization in coupled chaotic oscillators. [PDF]

open access: yes, 2002
A peculiar type of synchronization has been found when two Van der PolDuffing oscillators, evolving in different chaotic attractors, are coupled. As the coupling increases, the frequencies of the two oscillators remain different, while a synchronized ...
González-Miranda, J. M. (Jesús Manuel)
core   +1 more source

Applications of dynamical systems with symmetry [PDF]

open access: yes
This thesis examines the application of symmetric dynamical systems theory to two areas in applied mathematics: weakly coupled oscillators with symmetry, and bifurcations in flame front equations.
Ashwin, Peter Brian
core  

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