- Engineering, general 3
- Science, Humanities and Social Sciences, multidisciplinary 3
- Analytical Chemistry 2
- Inorganic Chemistry 2
- Measurement Science and Instrumentation 2
- Physical Chemistry 2
- Polymer Sciences 2
- Chemistry/Food Science, general 1
- Condensed Matter Physics 1
- Energy Storage 1
- Engineering Thermodynamics, Heat and Mass Transfer 1
- Fossil Fuels (incl. Carbon Capture) 1
- Industrial Chemistry/Chemical Engineering 1
- Materials Science, general 1
- Metallic Materials 1
- Nanotechnology 1
- Nuclear Energy 1
- Phase Transitions and Multiphase Systems 1
- Renewable and Green Energy 1
- Science, multidisciplinary 1