- Elementary Particles, Quantum Field Theory 226
- Quantum Field Theories, String Theory 226
- Quantum Physics 167
- Classical and Quantum Gravitation, Relativity Theory 166
- Nuclear Physics, Heavy Ions, Hadrons 66
- Astronomy, Astrophysics and Cosmology 60
- Measurement Science and Instrumentation 60
- Nuclear Energy 60
- Cell Biology 6
- Characterization and Evaluation of Materials 6
- Nanotechnology 6
- Condensed Matter Physics 5
- Manufacturing, Machines, Tools, Processes 5
- Nuclear Fusion 5
- Optical and Electronic Materials 5
- Physical Chemistry 5
- Immunology 4
- Mechanical Engineering 4
- Plant Sciences 4
- Solid State Physics 4