- Nanotechnology 45
- Materials Science, general 19
- Characterization and Evaluation of Materials 18
- Condensed Matter Physics 15
- Biotechnology 12
- Atomic/Molecular Structure and Spectra 11
- Biomedicine, general 11
- Nanochemistry 9
- Metallic Materials 8
- Nanotechnology and Microengineering 8
- Nanoscale Science and Technology 7
- Biomaterials 6
- Materials Engineering 6
- Organometallic Chemistry 6
- Spectroscopy/Spectrometry 6
- Tribology, Corrosion and Coatings 6
- Analytical Chemistry 5
- Applied and Technical Physics 5
- Inorganic Chemistry 5
- Microengineering 5