List of Articles توان بالا Open Access Article Abstract Page Full-Text 1 - Design of One Stage Class F High Power and High Frequency Power Amplifier with Two Parallel GaN Transistor for 2.5GHz Application Bagher Zabihi Peiman Aliparast Naser Nasirzadeh 10.30495/jce.2022.690399 Open Access Article Abstract Page Full-Text 2 - Phase, microstructure characterization and hardening efficiency of SKS3 tool steel laser surface hardened by a high-power diode laser Amirsalar Dehghani Amirreza Farnia Mohammad Javad Torkamany Open Access Article Abstract Page Full-Text 3 - شبيه سازي تزويج ليزر ديودي آرايه اي توان بالا به فيبر نوري 400 µm به جهت پردازش مواد Hassan Ghalami Bavil Olyaee Seyed Hamed Ghasemi