فهرس المقالات Photonic Integrated Circuit (PIC) حرية الوصول المقاله صفحة الملخص نص كامل 1 - Design of Directional Coupler Structure in Electro-Optic Integrated Circuit Using Refractive Index Sensor Based on Silicon Nitride Substrate Sina Tahanazadeh Sharifeh Shahi Atefeh Salimi Shahraki https://doi.org/10.71577/jopn.2025.1198268
