- Quantum Physics 23
- Complex Systems 14
- Statistical Physics and Dynamical Systems 13
- Thermodynamics 13
- Elementary Particles, Quantum Field Theory 11
- Quantum Field Theories, String Theory 11
- Classical and Quantum Gravitation, Relativity Theory 10
- Theoretical, Mathematical and Computational Physics 2
- Astronomy, Astrophysics and Cosmology 1
- Geometry 1
- Group Theory and Generalizations 1
- Measurement Science and Instrumentation 1
- Nuclear Energy 1
- Nuclear Physics, Heavy Ions, Hadrons 1