Welcome to Journal of Mechanical Research and Application (JMRA), the professional Journal of Islamic Azad University, South Tehran Branch serving professionals in different aspects of mechanical engineering. Two principal types of papers published in JMRA are contributed research papers and state-of-the-art reviews. JMRA is published quarterly both online and in print. Researchers and practicing mechanical engineers are cordially invited to submit their contributions and novel research activities for publication. The manuscripts should be submitted electronically using this website; companion with a cover letter specifying that the manuscript is being submitted to Journal of Mechanical Research and Application. Please do not hesitate to contact us by sending an email to secretariat at jmra@azad.ac.ir ,if you have any further inquiry.