List of Articles Ultrasonic Vibration Open Access Article Abstract Page Full-Text 1 - Statistical Analysis and Optimization of Factors Affecting the Spring-back Phenomenon in UVaSPIF Process Using Response Surface Methodology M. Vahdati R. A. Mahdavinejad S. Amini Open Access Article Abstract Page Full-Text 2 - Ultrasonic Assisted Equal Channel Angular Extrusion Process (UAECAE) Hamed Razavi Yaghoub Tadi Beni Mohammad Baharvand Open Access Article Abstract Page Full-Text 3 - Investigating the Effect of Rotation Speed and Ultrasonic Vibrations in the Incremental Forming Process Saeed Amini Farshad Nazari Mohammad Baraheni Amir Hossein Ghasemi Open Access Article Abstract Page Full-Text 4 - Numerical Simulation of Ultrasonic Assisted Indentation Tube Forming Saeid Dashti Masih Paknejad Amir Abdullah Abbas Pak 10.30495/admt.2020.1869462.1124