Chemical Engineering, Synthetic Chemistry Techniques, Catalysis for Renewable Sources, Green Chemistry, Catalysis in Nanotechnology, Catalysis for Energy, Chemical Kinetics and Catalysis Activity, Heterogeneous Catalysis, Homogeneous Catalysis, Analytical Methodologies, Nuclear chemistry/Radio chemistry, Catalysis and Applications, Environmental Catalysis, Photochemistry, Photobiology and Electrochemistry.