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Optical micro-ring resonator as an enabler for flat chaos generation
Optics Letters
|April 1, 2026
Summary
This study enhances chaotic laser energy at low frequencies using a micro-ring resonator. The method achieves flat chaos with a wide bandwidth, overcoming limitations for practical applications.
Area of Science:
- Physics
- Optics
- Nonlinear Dynamics
Background:
- Chaotic lasers are vital for various applications.
- Traditional chaotic devices suffer from low-frequency energy deficits, hindering practical use.
Purpose of the Study:
- To develop a method for enhancing low-frequency energy in chaotic lasers.
- To investigate the impact of frequency detuning on energy distribution.
Main Methods:
- Injecting a chaos signal into a micro-ring resonator.
- Analyzing the effects of frequency detuning between resonance and chaotic frequencies.
- Investigating mode competition as the underlying mechanism.
Main Results:
- Achieved flat chaos with an 8.3 GHz bandwidth at 0 GHz frequency detuning.
- Observed concentration of low-frequency band energy ratios at approximately 11%.
- Demonstrated that mode competition enhances low-frequency energy.
Conclusions:
- The proposed method effectively enhances low-frequency chaotic laser energy.
- This technique offers a solution for generating flat chaos.
- The findings hold significant potential for chaos-related applications.
