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A Method for Growing Bio-memristors from Slime Mold
Published on: November 2, 2017
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Las lenguas de Arnold reemplazan las cascadas de duplicación de períodos en un circuito de memristor
Silvio L T de Souza1,2, Antonio M Batista3,4, Iberê L Caldas2
1Federal University of São João del-Rei, Campus Centro-Oeste, 35501-296 Divinópolis, MG, Brazil.
Chaos (Woodbury, N.Y.)
|September 4, 2025
Resumen
Este estudio explora los circuitos de memristor caóticos, revelando cómo la perturbación armónica transforma los dominios periódicos en forma de camarón en lenguas de Arnold, creando nuevos límites en los sistemas caóticos.
Área de la Ciencia:
- Dinámica no lineal
- Teoría del Caos
- Circuitos electrónicos
Sus antecedentes:
- Los memristores, teorizados en 1971, vinculan la carga eléctrica y el flujo magnético.
- Los circuitos memristivos exhiben características no lineales, lo que lleva a atractores caóticos y periodicidad.
- El sistema Muthuswamy-Chua, un circuito caótico con un memristor, muestra dominios periódicos en forma de camarón en espacios de parámetros 2D.
Objetivo del estudio:
- Investigar los efectos de la perturbación armónica débil en el circuito caótico de Muthuswamy-Chua.
- Analizar el surgimiento y la transformación de estructuras periódicas y cuasi periódicas bajo perturbación.
- Caracteriza la formación de lenguas Arnold y su papel como límites en el espacio de parámetros.
Principales métodos:
- Simulado el sistema Muthuswamy-Chua bajo condiciones no perturbadas y perturbadas.
- Se aplica una perturbación armónica débil a los parámetros del circuito.
- Analizaron espacios de parámetros para identificar ventanas periódicas, regiones caóticas y lenguas de Arnold.
- Observó la metamorfosis de los dominios en forma de camarón en las lenguas de Arnold.
Principales resultados:
- La perturbación armónica indujo la cuasiperiodicidad, reemplazando la periodicidad.
- Las lenguas de Arnold se formaron como límites entre las regiones cuasiperiódicas y caóticas.
- Dominios casi periódicos en forma de camarón transformados en lenguas de Arnold.
- Las lenguas de Arnold surgieron en regiones que anteriormente exhibían cascadas de duplicación de períodos.
Conclusiones:
- La perturbación armónica altera significativamente la dinámica del circuito Muthuswamy-Chua.
- Las lenguas de Arnold juegan un papel crucial en la demarcación de diferentes regímenes dinámicos.
- El estudio revela nuevos fenómenos como la metamorfosis de las estructuras de dominio bajo perturbación.
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