Subject
Gravitation.
Nuclear physics.
Physics.
Heavy ions.
40
Hadrons.
39
Astronomy
28
Observations, Astronomical.
28
Astrophysics.
24
Quantum field theory.
14
Elementary particles (Physics).
13
Cosmology.
11
Atoms.
8
Astronomy.
5
Space sciences.
4
Quantum physics.
3
Atomic structure.
2
Continuum physics.
2
Mathematical logic.
2
Molecular structure.
2
Nuclear fusion.
2
Particle acceleration.
2
Spectra.
2
String theory.
2
Applied mathematics.
1
Dynamical systems.
1
Electrical engineering.
1
Electrodynamics.
1
Engineering mathematics.
1
Matter.
1
Optics.
1
Statistical physics.
1
discrete mathematics
1
quantum field theory
1
quantum theory
1