- Materials Science, general 25
- Characterization and Evaluation of Materials 21
- Metallic Materials 17
- Nanotechnology 11
- Optical and Electronic Materials 10
- Tribology, Corrosion and Coatings 8
- Engineering, general 7
- Solid Mechanics 7
- Environment, general 6
- Physics, general 5
- Structural Materials 5
- Ceramics, Glass, Composites, Natural Materials 4
- Energy Systems 4
- Inorganic Chemistry 4
- Surfaces and Interfaces, Thin Films 4
- Classical Mechanics 3
- Crystallography and Scattering Methods 3
- Polymer Sciences 3
- Engineering Thermodynamics, Heat and Mass Transfer 2
- Biomaterials 1