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Soliton interaction in a MXene-based mode-locked fiber laser
Optics Express
|November 29, 2023
Summary
This study introduces V2CTx MXene as a novel saturable absorber for fiber lasers, successfully generating complex bound-state solitons. This advancement opens new avenues for ultrafast photonics and understanding nonlinear pulse dynamics.
Area of Science:
- Materials Science
- Optics and Photonics
- Laser Physics
Background:
- MXenes are 2D ternary metal carbides/nitrides with tunable properties.
- V2CTx MXene exhibits stability, saturable absorption, and fast optical switching.
- Bound-state fiber lasers are crucial for generating complex ultrashort pulses.
Purpose of the Study:
- To investigate V2CTx MXene as a saturable absorber in fiber lasers.
- To explore the generation of bound-state solitons using V2CTx.
- To analyze the nonlinear dynamics of V2CTx-based bound-state fiber lasers.
Main Methods:
- Fabrication of a V2CTx-based saturable absorber integrated with D-shaped fiber.
- Characterization of the saturable absorber's modulation depth (1.6%).
- Insertion into an Er-doped fiber laser cavity to generate bound states.
Main Results:
- Successful generation of bound-state solitons with varying soliton separation and numbers.
- Realization of compound soliton structures, including (2+2) and (2+1) types.
- Demonstration of V2CTx's capability for complex bound-state pulse generation.
Conclusions:
- V2CTx MXene is a promising material for ultrafast photonics applications.
- This work establishes V2CTx as an effective saturable absorber for bound-state fiber lasers.
- The findings contribute to understanding complex nonlinear dynamics in laser systems.
