- Elementary Particles, Quantum Field Theory 65
- Quantum Field Theories, String Theory 65
- Classical and Quantum Gravitation, Relativity Theory 46
- Quantum Physics 46
- Astronomy, Astrophysics and Cosmology 20
- Measurement Science and Instrumentation 19
- Nuclear Energy 19
- Nuclear Physics, Heavy Ions, Hadrons 19
- Atomic, Molecular, Optical and Plasma Physics 1
- Condensed Matter Physics 1
- Particle and Nuclear Physics 1