فهرس المقالات Farrokh Hojjat Kashani المقاله 1 - Study on the Material of the Inside Ring Coupler in a Loop Plasma Antenna with Circular Coupler 20.1001.1.25887327.2018.2.1.4.2 Samineh Sarbazi Golazari نسرین امیری Farrokh Hojjat Kashani Signal Processing and Renewable Energy , العدد 1 , السنة 2 , زمستان 2018