Subject
Chemistry.
Physics.
Atoms.
115
Physical chemistry.
103
Chemistry, Physical and theoretical.
35
Condensed matter.
29
Spectroscopy.
21
Materials science.
20
Microscopy.
20
Polymers.
19
Inorganic chemistry.
18
Analytical chemistry.
16
Organic chemistry.
15
Solid state physics.
15
Chemical engineering.
13
Crystallography.
12
Optics.
11
Optoelectronics.
11
Plasmons (Physics).
11
Chemoinformatics.
10
Chemometrics.
9
Hadrons.
8
Heavy ions.
8
Nuclear physics.
8
Quantum physics.
8
Biological physics.
7
Biophysics.
7
Biochemistry.
6
Life sciences.
6
Materials
6
Thin films.
6
Nanotechnology.
5
Atomic structure.
4
Dynamical systems.
4
Electrical engineering.
4
Mass spectrometry.
4
Molecular structure.
4
Spectra.
4
Statistical physics.
4
Thermodynamics.
4
Acoustics.
3
Astrophysics.
3
Continuum physics.
3
Electrochemistry.
3
Engineering.
3
Geochemistry.
3
History.
3
Mathematics.
3
Medicine.
3
Animal anatomy.
2
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