研究目的
Investigating the design and numerical analysis of a chalcogenide-based step-index optical fiber for supercontinuum generation in the mid-infrared region.
研究成果
The proposed step-index fiber exhibits desirable properties for supercontinuum generation in the mid-IR region, with potential applications in optical coherence tomography, sensing, and optical imaging.
研究不足
The study is limited to numerical modeling and simulation, without physical fabrication or experimental validation of the proposed fiber design.
1：Experimental Design and Method Selection:
The study involves designing a step-index optical fiber with AsSe2 as the core and As2S5 as the cladding, analyzing its properties for different core radii, and simulating supercontinuum generation.
2：Sample Selection and Data Sources:
The materials used are AsSe2 and As2S5 chalcogenide glasses.
3：List of Experimental Equipment and Materials:
COMSOL Multiphysics software for modeling and MATLAB for simulation.
4：Experimental Procedures and Operational Workflow:
The fiber's properties are analyzed for various core radii, and supercontinuum generation is simulated using a 50 fs pulse with 5000 W peak power.
5：Data Analysis Methods:
The nonlinear Schrodinger equation is solved using the Split-Step Fourier Method in MATLAB.
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