- Classical and Continuum Physics 5
- Science, Humanities and Social Sciences, multidisciplinary 5
- Aerospace Technology and Astronautics 4
- Chemistry/Food Science, general 4
- Engineering Fluid Dynamics 4
- Engineering, general 4
- Analytical Chemistry 3
- Astrophysics and Astroparticles 3
- Civil Engineering 3
- Earth Sciences, general 3
- Engineering Thermodynamics, Heat and Mass Transfer 3
- Geochemistry 3
- Physics, general 3
- Planetology 3
- Pollution, general 3
- Science, multidisciplinary 3
- Space Sciences (including Extraterrestrial Physics, Space Exploration and Astronautics) 3
- Catalysis 2
- Ecotoxicology 2
- Environmental Chemistry 2