فهرس المقالات Normal-mode model حرية الوصول المقاله صفحة الملخص نص كامل 1 - Estimation of the Bistatic Echolocation from Underwater Target Using Ship Noise based on Normal-Mode Model Mojgan Mirzaei Hotkani Seyed Alireza Seyedin Jean Bousquet حرية الوصول المقاله صفحة الملخص نص كامل 2 - Design and Implementation a Single-Phase UPS Based on Microcontroller with AVR at Input and Full-Bridge Inverter at Output for Improving Sinusoidal Output Voltage Ahmad Omrani Majid Dehghani Mohamad Reza Yousefi حرية الوصول المقاله صفحة الملخص نص كامل 3 - Ship Tracking Utilizing Propeller Noise with a Compact Hydro-phone Array Mojgan Mirzaei Hotkani Seyed Alireza Seyedin 10.30495/SPRE.2023.707654