Subject
Electromagnetism
Microwaves
Physics
13
Physical optics
7
Engineering
6
Electrodynamics
4
Optical materials
3
Astronomy
2
Laser physics
2
Magnetism
2
Telecommunication
2
Acoustics
1
Astrophysics
1
Building construction
1
Electronics
1
Materials
1
Mathematical physics
1
Quantum optics
1
Spectrum analysis
1
Systems engineering
1