研究目的
To propose a high sensitivity D-shaped photonic crystal fiber sensor based on surface plasmon resonance for refractive index sensing.
研究成果
The proposed D-shaped photonic crystal fiber sensor based on surface plasmon resonance demonstrates high sensitivity and resolution for refractive index sensing. The design simplifies fabrication challenges associated with gold-plated films and analyte filling in the holes, making it a promising candidate for environmental sensing applications.
研究不足
The study is based on numerical simulations using the finite element method, and actual experimental validation is not provided. The fabrication tolerance of ±1% was considered, but practical fabrication challenges may affect performance.
1：Experimental Design and Method Selection:
The sensing properties of the proposed sensor were investigated using the finite element method.
2：Sample Selection and Data Sources:
The analyte is placed on the outer layer of the D-shaped photonic crystal fiber.
3：List of Experimental Equipment and Materials:
The metallic gold is used as the surface plasmon resonance activity material, deposited on the polishing surface.
4：Experimental Procedures and Operational Workflow:
The layout of the air holes is designed to be circular and only two layers in this D-shaped photonic crystal fiber.
5：Data Analysis Methods:
The numerical results were analyzed to determine the sensitivity and resolution of the sensor.
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