- Elementary Particles, Quantum Field Theory 70
- Quantum Field Theories, String Theory 70
- Classical and Quantum Gravitation, Relativity Theory 40
- Nuclear Physics, Heavy Ions, Hadrons 40
- Quantum Physics 37
- Astronomy, Astrophysics and Cosmology 33
- Nuclear Energy 33
- Measurement Science and Instrumentation 32
- Circuits and Systems 30
- Artificial Intelligence 25
- Science, Humanities and Social Sciences, multidisciplinary 23
- Energy Systems 21
- Information Systems and Communication Service 21
- Signal, Image and Speech Processing 21
- Communications Engineering, Networks 20
- Life Sciences, general 20
- Science, multidisciplinary 19
- Computer Communication Networks 17
- Electrical Engineering 17
- Information and Communication, Circuits 16