List of Articles Open Access Article Abstract Page Full-Text 1 - Technical possibility assessment of creating wind power station at Soltanieh zone of Zanjan province Davoud Karimzadeh Open Access Article Abstract Page Full-Text 2 - An Evolutionary Method for Improving the Reliability of Safetycritical Robots against Soft Errors Mahnaz Mohammadzadeh Bahman Arasteh Open Access Article Abstract Page Full-Text 3 - Geoid Determination Based on Log Sigmoid Function of Artificial Neural Networks: (A case Study: Iran) Omid Memarian Sorkhabi Open Access Article Abstract Page Full-Text 4 - Economic (Cost-Benefit) Analysis of Power Generation from Commercial Reinforced Concrete Solar Chimney Power Plant Built in the Desert Regions of Iran Farhad Saleki Baghban Hosein Nasir Aghdam Open Access Article Abstract Page Full-Text 5 - The reduction coefficient of PID controller by using PSO algorithm method for Flexible single-arm robot system Mohammad Mehdi Moradi Open Access Article Abstract Page Full-Text 6 - The effect of cells' radius on optical filter output spectrum based on photonic crystals Jabraeil Farajzadeh Mir Mansur Ziabari