List of Articles Amir Hossein Zamanpour Niavaran Article 1 - Different methods of forging; applications and obstacles امیرحسین زمانپور نیاوران مصیب جعفرنود Journal of Mechanical Research and Application , Issue 1 , Year , Winter 2017 Article 2 - Sequential calculation of torque in procedure of twin screw extrusion محمد فرید خان سمنی امیر حسین زمان پور نیاوران مصیب جعفرنود Journal of Mechanical Research and Application , Issue 4 , Year , Spring 2016