Aymen Amine Assadi is Associate Professor in the the ENSCR – Laboratory UMR CNRS 6226 Institut des Sciences Chimiques de Rennes, France. His area of interest is in chemical and environmental engineering, including water gas treatment, coupling of process, adsorption and isotherms on activated carbon, modeling and simulations for water/air treatment with POA, aerodynamics and mass and heat transfer and chemical reactions. Amrane Abdeltif is Professor in the ENSCR – Laboratory UMR CNRS 6226 Institut des Sciences Chimiques de Rennes, France. His research area of interest is fermentation and biological treatment processes, optimisation, modelization, environmental bioengineering, fungal physiology, gas treatment, and wastewater treatment. Tuan Anh Nguyen is a Senior Principal Research Scientist at the Institute for Tropical Technology, Vietnam Academy of Science and Technology, Hanoi, Vietnam. He received a BS in physics from Hanoi University in 1992, a BS in economics from Hanoi National Economics University in 1997, and a PhD in chemistry from the Paris Diderot University, France, in 2003. He was a Visiting Scientist at Seoul National University, South Korea, in 2004, and the University of Wollongong, Australia, in 2005. He then worked as a Postdoctoral Research Associate and Research Scientist at Montana State University, United States in 2006-09. In 2012 he was appointed as the Head of the Microanalysis Department at the Institute for Tropical Technology. His research areas of interest include smart sensors, smart networks, smart hospitals, smart cities, complexiverse, and digital twins. He has edited more than 74 books for Elsevier, 12 books for CRC Press, 1 book for Springer, 1 book for RSC, and 2 books for IGI Global. He is the Editor-in-Chief of Kenkyu Journal of Nanotechnology & Nanoscience.

• 1. An overview on the implementation of Hybrid processes in the field of Air treatment2. An overview on the implementation of combined and coupled processes in the field of Air treatment3. Integration of non-destructive processes – Adsorption/uptake/Absorption4. Advanced oxidation processes 5. Electrochemical processes6. Integrated processes involving adsorption, photolysis and photocatalysis7. Biological processes8. Integrated and combined processes involving wet air oxidation9. Current Pilot Scale and Industrial Scale up Applications10. Merits/demerits of conventional air treatment techniques