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Synchronous and asynchronous pulsating dual solitons in lasers.
Optics Letters
|July 1, 2022
Summary
This study explores pulsating dual-solitons (PDS), revealing pump power controls chaotic, synchronous, and asynchronous pulsations. These findings offer insights into soliton dynamics for optical communications.
Area of Science:
- Nonlinear science and laser physics
- Optics and photonics
- Soliton dynamics
Background:
- Pulsating solitons are key in laser physics and nonlinear science.
- Interactions and synchronization of multiple pulsating solitons are of recent interest.
- The dynamics of multiple pulsating solitons with nanosecond separations are not well understood.
Purpose of the Study:
- To investigate the dynamics of pulsating dual-solitons (PDS) with significantly larger pulse duration separations.
- To understand the influence of pump power on PDS behavior.
- To explore potential applications in optical technologies.
Main Methods:
- Experimental investigation of PDS.
- Analysis of soliton pulsation regimes (chaotic, synchronous, asynchronous).
- Phase space analysis to characterize limit cycles.
Main Results:
- PDS with separations three orders of magnitude larger than pulse duration were studied.
- Pump power was identified as the control parameter for pulsation dynamics.
- Synchronous pulsations exhibited a frozen limit cycle, while asynchronous pulsations showed a rotating limit cycle.
Conclusions:
- The study provides initial insights into the evolutionary dynamics of PDS.
- Control of PDS dynamics by pump power was demonstrated.
- Potential applications in all-optical storage, signal encoding, and time division multiplexing communications were highlighted.
