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Zisis IoannidisView profile

Assistant Professor

• High-Power Microwave Generation
• Microwave Pulse Compression
• Plasma Physics
• +5 more

Zisis Ioannidis is an Assistant Professor at the Department of Aerospace Science and Technology, National and Kapodistrian University of Athens (UoA). He holds a Ph.D. in Physical Sciences from UoA (2008) and has extensive experience in high-power microwave systems and plasma physics. His research focuses on gyrotron development for nuclear fusion applications, including ECRH systems for stellarators like Wendelstein 7-X and ITER. Education: B.S. Physics (2002), M.S. Electronics & Radio Engineering (2004), Ph.D. Physical Sciences (2008) – all from UoA. Affiliations: Research associate at UoA’s Physics Faculty (2009–present), adjunct lecturer at Technological Educational Institute of Piraeus (2009–2015), and contributor to KIT’s gyrotron research (2016–present). Research interests include microwave pulse compression, plasma interactions, and gyrotron design for fusion energy. He collaborates with institutions like KIT and Thales on industrial gyrotron prototypes. His work addresses challenges in high-power microwave generation, thermal management, and frequency stabilization for next-generation fusion devices. Key projects include the EU-DEMO electron cyclotron heating system, ITER gyrotron qualification, and modular cavity designs for dual-frequency operation. His experimental contributions span pulse compressor performance, parasitic oscillation suppression, and quasi-optical mode conversion. Dr. Ioannidis is a member of the Hellenic Physical Society and contributes to fusion energy R&D through international collaborations. His lab focuses on advancing gyrotron technology for long-pulse operation and DEMO readiness.

Aretakis NikolaosView profile

Professor

• Gas Turbine Performance Modeling
• Fault Diagnosis in Turbomachines
• Vibration Analysis
• +5 more

Aretakis Nikolaos is a Professor in the Department of Mechanical Engineering at the National Technical University of Athens (NTUA), affiliated with the School of Mechanical Engineering and the Section of Fluids. His research focuses on engine monitoring, fault diagnosis for turbomachines, and performance modeling of gas and steam turbines, with applications in aerospace, marine, and power generation systems. Education: PhD in Mechanical Engineering (2000), NTUA BSc in Mechanical Engineering (1994), NTUA His expertise spans experimental techniques in turbomachines, vibration analysis, and techno-economic power plant assessments. Recent research trends include machine learning integration for turbofan diagnostics, alternative fuel modeling, and multi-disciplinary aero-engine design optimization. Scientific Awards: 2012 Best Paper Award, Cycle Innovations Committee of IGTI/ASME 2002 Best Paper Award, Controls and Diagnostics Committee of IGTI/ASME At NTUA, he teaches undergraduate courses on jet propulsion and gas turbine diagnostics, and postgraduate courses on thermal machines. He serves as Deputy Representative in the Library Senate Committee and coordinates Erasmus programs for international students.

• Internal Combustion Engines
• Alternative Fuels
• Catalysis
• +6 more

Savvas L. Douvartzides is an Assistant Professor at the Department of Mechanical Engineering , University of Western Macedonia , where he has served since 2019. Previously, he held academic positions at the Western Macedonia University of Applied Sciences from 2014 to 2019 (Assistant Professor) and 2005-2011 (Lecturer). He earned his PhD in Mechanical Engineering (2004) and Mechanical Engineer degree (1997) from the University of Thessaly . Education : PhD (2004), Mechanical Engineering, University of Thessaly Education : Mechanical Engineer (1997), University of Thessaly His research interests focus on heat engine optimization , alternative fuels , fuel cells , and energy storage technologies , with specific emphasis on biogas purification , catalytic deoxygenation , and thermodynamic cycle analysis . Current research trends highlight contributions to solid oxide fuel cells , biogas electrolysis , and renewable diesel production . Scientific contributions include the Greek State Scholarship Institute (IKY) scholarship (2005-2006). As faculty advisor of the Perseus Racing Team , he supervises FSAE car development. He also contributes to academic publishing as a guest editor for Energies Journal . Research is conducted in the Laboratory of Internal Combustion Engines and the Laboratory of Formula Student FSAE Car Development , with teaching responsibilities in undergraduate and postgraduate courses including Thermodynamics , Emerging Renewable Energy Technologies , and Energy Storage Systems .

• Internal Combustion Engines
• Diesel Engine Simulation
• Engine Diagnostics
• +3 more

Chountalas Dimitrios serves as an Assistant Professor at the National Technical University of Athens (NTUA) within the School of Mechanical Engineering, Department of Heat. His academic career spans over three decades at NTUA, contributing significantly to mechanical engineering education and research. 1985: Diploma in Mechanical Engineering, NTUA 1989: Dr. Mechanical Engineer, NTUA His research focuses on diesel engine technologies, specializing in simulation methodologies, diagnostic techniques, and pollutant formation analysis. His work bridges theoretical thermodynamics with practical engine applications, particularly examining combustion processes and emission control systems in piston engines. This research has direct implications for automotive engineering and environmental protection standards. Prof. Chountalas has received recognition including the ASMEEF Obert Outstanding Paper Award (1988) for his scholarly contributions. Deputy - Undergraduate Studies Committee Member of T.EE and Combustion Institute He teaches core mechanical engineering courses including Internal Combustion Engines, Heat Transfer II, and Combustion & Pollution of Piston Engines at both undergraduate and postgraduate levels, shaping the next generation of mechanical engineers with specialized knowledge in thermal systems.