- Engineering, general 651
- Metallic Materials 304
- Environment, general 92
- Chemistry/Food Science, general 76
- Earth Sciences, general 76
- Physics, general 59
- Science, Humanities and Social Sciences, multidisciplinary 55
- Civil Engineering 22
- Geoengineering, Foundations, Hydraulics 20
- Materials Science, general 19
- Environmental Engineering/Biotechnology 18
- Industrial Pollution Prevention 18
- Renewable and Green Energy 18
- Waste Management/Waste Technology 18
- Applied and Technical Physics 17
- Aerospace Technology and Astronautics 4
- Sustainable Development 4
- Computer-Aided Engineering (CAD, CAE) and Design 2
- Electronics and Microelectronics, Instrumentation 2
- Engineering Design 2