Sharma , Shubham, Ajeet Kumar, and Than Singh Saini. 2025. “Design and Simulation of a Square-Core Photonic Crystal Fiber-Based Chemical Sensor to Identify Ethanol, Benzene, and Water in the Terahertz Regime”. Journal of Condensed Matter 2 (02):23-25. https://doi.org/10.61343/jcm.v2i02.60.