- Nuclear Physics, Heavy Ions, Hadrons 28
- Nuclear Fusion 22
- Particle Acceleration and Detection, Beam Physics 16
- Imaging / Radiology 12
- Neurology 11
- Neuroradiology 11
- Neurosciences 11
- Neurosurgery 11
- Particle and Nuclear Physics 5
- Measurement Science and Instrumentation 3
- Physics, general 3
- Science, Humanities and Social Sciences, multidisciplinary 3
- Science, multidisciplinary 3
- Astronomy, Astrophysics and Cosmology 2
- Astronomy, Observations and Techniques 2
- Atomic, Molecular, Optical and Plasma Physics 2
- Condensed Matter Physics 2
- Elementary Particles, Quantum Field Theory 2
- Nuclear Energy 2
- Quantum Field Theories, String Theory 2