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Numerical Study of Sensitivity Enhancement in Optical Waveguide Sensor Due to Core Diameter
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Researchers theoretically investigated an optical planar waveguide sensor based on a doped polymer core, showing that varying core diameter significantly enhances sensitivity for detecting microplastics in water systems. Developing sensitive, cost-effective optical sensors is a critical step toward real-time monitoring of microplastic contamination in drinking water and aquatic environments.
The need for sensing technology has arisen as a result of the growing environmental concern over microplastic pollution in water systems. In this work, a potential microplastic sensor based on an optical planar doped polymer waveguide was theoretically investigated...
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