- Characterization and Evaluation of Materials 14
- Optical and Electronic Materials 9
- Computer Communication Networks 5
- Electrical Engineering 5
- Nanotechnology 5
- Optics, Lasers, Photonics, Optical Devices 5
- Atmospheric Protection/Air Quality Control/Air Pollution 3
- Condensed Matter Physics 3
- Ecotoxicology 3
- Environment, general 3
- Environmental Chemistry 3
- Environmental Health 3
- Inorganic Chemistry 3
- Materials Science, general 3
- Waste Water Technology / Water Pollution Control / Water Management / Aquatic Pollution 3
- Electronics and Microelectronics, Instrumentation 2
- Manufacturing, Machines, Tools, Processes 2
- Solid State Physics 2
- Surfaces and Interfaces, Thin Films 2
- Applied and Technical Physics 1