- Physics, general 17
- Quantum Physics 16
- Theoretical, Mathematical and Computational Physics 16
- Elementary Particles, Quantum Field Theory 11
- Microwaves, RF and Optical Engineering 10
- Optics, Lasers, Photonics, Optical Devices 10
- Atomic, Molecular, Optical and Plasma Physics 9
- Applications of Nonlinear Dynamics and Chaos Theory 5
- Physical Chemistry 5
- Quantum Information Technology, Spintronics 5
- Spectroscopy/Spectrometry 5
- Applied and Technical Physics 4
- Complex Systems 4
- Condensed Matter Physics 4
- Applications of Mathematics 1