研究目的
Investigating the performance of an octagonal photonic crystal fiber (PCF) based surface plasmon resonance (SPR) temperature sensor using graphene/gold as plasmonic materials and ethanol as the sensing medium for electric vehicle applications.
研究成果
The proposed SPR temperature sensor demonstrates high sensitivity with graphene and gold plasmonic materials, making it suitable for monitoring temperatures in electric vehicle batteries and transformer oil. The sensor's performance is analyzed under various conditions, showing potential for reliable application in electric power applications.
研究不足
The study is a numerical simulation, and practical implementation may face challenges such as fabrication tolerances and the difficulty of coating plasmonic materials on the micron-scaled air holes of the PCF.
1：Experimental Design and Method Selection:
The proposed SPR temperature sensor is numerically simulated using the finite element method (FEM) based simulation tool and analyzed using MATLAB environment.
2：Sample Selection and Data Sources:
Ethanol is used as the temperature-dependent material, silica as the background material, and graphene or gold as the plasmonic material.
3：List of Experimental Equipment and Materials:
FEM based simulation tool, MATLAB, ethanol, silica, graphene, gold.
4：Experimental Procedures and Operational Workflow:
The sensor is modeled and simulated for temperatures ranging from 0–60 °C, analyzing performance with both graphene and gold plasmonic materials.
5：Data Analysis Methods:
Wavelength interrogation method is used to calculate temperature sensitivity.
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