- Analytical Chemistry 19
- Characterization and Evaluation of Materials 12
- Chemistry/Food Science, general 10
- Physical Chemistry 8
- Electrochemistry 6
- Microengineering 6
- Nanochemistry 6
- Nanotechnology 6
- Science, Humanities and Social Sciences, multidisciplinary 6
- Energy Storage 5
- Renewable and Green Energy 5
- Biochemistry, general 4
- Catalysis 3
- Condensed Matter Physics 3
- Crystallography and Scattering Methods 3
- Engineering, general 3
- Food Science 3
- Industrial Chemistry/Chemical Engineering 3
- Inorganic Chemistry 3
- Laboratory Medicine 3