Subject
Physics.
2
Astronomy
1
Astrophysics.
1
Nuclear physics
1
Observations, Astronomical.
1
Physics
1
Quantum theory
1
emission spectroscopy
1
liquid chromatography
1
neutron absorption analysis
1
oncology
1
otorhinolaryngology
1
redox reaction
1
salinity
1
soil analysis
1
soil chemistry
1
soil science
1