- Physical Chemistry 20
- Electrochemistry 14
- Industrial Chemistry/Chemical Engineering 11
- Oncology 11
- Polymer Sciences 7
- Bioorganic Chemistry 6
- Ceramics, Glass, Composites, Natural Materials 6
- Characterization and Evaluation of Materials 6
- Organic Chemistry 6
- Sustainable Development 6
- Condensed Matter Physics 5
- Analytical Chemistry 4
- Biochemistry, general 4
- Biomedicine, general 4
- Emergency Medicine 4
- Energy Storage 4
- Intensive / Critical Care Medicine 4
- Biotechnology 3
- Epidemiology 3
- Geology 3