List of Articles PID Controller Open Access Article Abstract Page Full-Text 1 - Design of PID Controller for Teleopration System with Genetic Algorithm Mohammad Esmaeil akbari Open Access Article Abstract Page Full-Text 2 - Optimal Controller for Single Phase Island Photovoltaic Systems Mohammad Esmaeil akbar Noradin Ghadimi Open Access Article Abstract Page Full-Text 3 - An overview of aircraft control procedures in the presence of operator failure Saeed Barghandan Masoud Solouki Open Access Article Abstract Page Full-Text 4 - Designing Optimal Fuzzy PID Controller for Position Tracking of a Two-Axis Gimbal System Hamed Mohammadi Hamed Khodadadi Hamid Ghadiri