Giannis Ioannidis received his diploma in mechanical engineering from Aristotle University of Thessaloniki (AUTh) in 2020 and is now pursuing his PhD in the Mechanical Engineering Department of AUTh, at the Laboratory of Applied Thermodynamics (LAT). During his PhD research, he has spent a total of four months on research stays at the Karlsruhe Institute of Technology (KIT) as part of the Helmholtz European Partnership for Technological Advancement (HEPTA) project. He has also participated in the EMERGE and SCIPPER projects. His research topics mainly include air quality modeling, CFD modeling, traffic emissions, ship emissions, and secondary organic aerosols. He has participated in five different international conferences, giving oral and poster presentations, and has received one award for the best poster presentation.