Classification
PEG - Optics
PEJ - Laser physics, laser materials
4
FJH - Semiconductor physics
3
CUM - Laser spectroscopy
2
PBA - Quantum theory
1
PEDA - Electron radiation, electron optics
1
PKJ - Quantum electrodynamics
1
PKLF - Elementary particles - specific reactions, phenomenology
1
TBT - Optoelectronics, optical fibers, displays
1