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Published on: May 9, 2021
Transition from non-periodic to periodic explosions
Carlos Cartes1, Orazio Descalzi2
1Complex Systems Group, Facultad de Ingeniería y Ciencias Aplicadas, Av. Mons. Álvaro del Portillo 12.455, Las Condes, Santiago, Chile.
Researchers discovered periodic exploding dissipative solitons in optical systems. These ordered, non-chaotic explosions arise from complex nonlinear dynamics and bifurcations in soliton transmission lines.
Area of Science:
- Nonlinear optics
- Soliton dynamics
- Complex systems
Background:
- Dissipative solitons are fundamental in nonlinear systems.
- The complex cubic-quintic Ginzburg-Landau equation models various physical phenomena, including optical systems.
- Understanding soliton behavior under higher-order effects is crucial for applications.
Purpose of the Study:
- To investigate the existence and characteristics of periodic exploding dissipative solitons.
- To analyze the role of higher-order nonlinear and dispersive effects on soliton explosions.
- To elucidate the bifurcation mechanisms leading to ordered and chaotic explosion patterns.
Main Methods:
- Numerical simulations of the complex cubic-quintic Ginzburg-Landau equation.
- Analysis of bifurcation theory to understand transitions in soliton behavior.
- Characterization of soliton dynamics, focusing on explosion events.
Main Results:
- Demonstrated the existence of periodic exploding dissipative solitons.
- Identified that higher-order effects induce these non-chaotic explosions.
- Observed period-halving bifurcations leading to order, followed by period-doubling bifurcations and intermittency causing chaos.
Conclusions:
- Periodic exploding dissipative solitons represent a novel, ordered dynamical state.
- The interplay of nonlinear and dispersive effects dictates the transition from order to chaos.
- This finding offers new insights into complex dynamics in dissipative systems.
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