- Elementary Particles, Quantum Field Theory 157
- Quantum Field Theories, String Theory 157
- Quantum Physics 119
- Classical and Quantum Gravitation, Relativity Theory 118
- Astronomy, Astrophysics and Cosmology 39
- Measurement Science and Instrumentation 39
- Nuclear Energy 39
- Nuclear Physics, Heavy Ions, Hadrons 39
- Engineering, general 3
- Physical Chemistry 3
- Physics, general 3
- Optics, Lasers, Photonics, Optical Devices 2
- Quantum Optics 2
- Applied and Technical Physics 1
- Characterization and Evaluation of Materials 1
- Classical Mechanics 1
- Classical and Continuum Physics 1
- Condensed Matter Physics 1
- Manufacturing, Machines, Tools, Processes 1
- Nanotechnology 1