List of Articles Proton exchange membrane Open Access Article Abstract Page Full-Text 1 - Synthesis of Sulfonated Polystyrene/acrylate–ionic Liquid (Si-SPS/A–IL) Hybrid Membranes for Methanol Fuel Cells Mohammad Galehassadi Alireza Khani Open Access Article Abstract Page Full-Text 2 - Improvement of Fuel Cells Dynamic Response in Micro-Grids Using Ultra Capacitors Pouria Maghouli Hossein Refahi