| Quantum Physics | quant-ph | 448 |
| General Relativity | gr-qc | 377 |
| Cosmology | astro-ph.CO | 229 |
| High Energy | astro-ph.HE | 208 |
| Galaxies | astro-ph.GA | 171 |
| HEP Phenomenology | hep-ph | 163 |
| HEP Theory | hep-th | 161 |
| Exoplanets | astro-ph.EP | 151 |
| Stellar | astro-ph.SR | 104 |
| Instrumentation | astro-ph.IM | 74 |
| Optics | physics.optics | 64 |
| Atomic Physics | physics.atom-ph | 46 |
| Mesoscale | cond-mat.mes-hall | 38 |
| Quantum Gases | cond-mat.quant-gas | 37 |
| HEP Experiment | hep-ex | 34 |
| Materials | cond-mat.mtrl-sci | 28 |
| Nuclear Theory | nucl-th | 28 |
| Statistical Mech | cond-mat.stat-mech | 24 |
| Strongly Correlated | cond-mat.str-el | 24 |
| Nuclear Experiment | nucl-ex | 22 |
| Instrumentation and Detectors | physics.ins-det | 21 |
| Math Physics | math-ph | 19 |
| Applied Physics | physics.app-ph | 17 |
| Math Physics | math.MP | 16 |
| Superconductivity | cond-mat.supr-con | 15 |
| Biological Physics | physics.bio-ph | 15 |
| Machine Learning | cs.LG | 14 |
| Chemical Physics | physics.chem-ph | 14 |
| Other Condensed Matter | cond-mat.other | 12 |
| Plasma Physics | physics.plasm-ph | 12 |
| Geophysics | physics.geo-ph | 11 |
| Atmospheric and Oceanic Physics | physics.ao-ph | 10 |
| History and Philosophy of Physics | physics.hist-ph | 10 |
| Space Physics | physics.space-ph | 10 |
| Artificial Intelligence | cs.AI | 9 |
| Computational Physics | physics.comp-ph | 9 |
| Fluid Dynamics | physics.flu-dyn | 9 |
| Popular Physics | physics.pop-ph | 9 |
| Physics and Society | physics.soc-ph | 9 |
| Disordered Systems | cond-mat.dis-nn | 8 |
| HEP Lattice | hep-lat | 6 |
| Medical Physics | physics.med-ph | 5 |
| Neurons and Cognition | q-bio.NC | 5 |
| Information Theory | cs.IT | 4 |
| Information Theory | math.IT | 4 |
| Classical Physics | physics.class-ph | 4 |
| cs.CE | cs.CE | 3 |
| Chaotic Dynamics | nlin.CD | 3 |
| Atomic and Molecular Clusters | physics.atm-clus | 3 |
| Soft Condensed Matter | cond-mat.soft | 2 |
| Computational Complexity | cs.CC | 2 |
| Cryptography | cs.CR | 2 |
| Computer Vision | cs.CV | 2 |
| cs.ET | cs.ET | 2 |
| Networking | cs.NI | 2 |
| physics.acc-ph | physics.acc-ph | 2 |
| Applied Statistics | stat.AP | 2 |
| Computation and Language | cs.CL | 1 |
| cs.DC | cs.DC | 1 |
| cs.DS | cs.DS | 1 |
| cs.MM | cs.MM | 1 |
| Mathematical Software | cs.MS | 1 |
| cs.NA | cs.NA | 1 |
| Robotics | cs.RO | 1 |
| cs.SD | cs.SD | 1 |
| Image Processing | eess.IV | 1 |
| Signal Processing | eess.SP | 1 |
| Dynamical Systems | math.DS | 1 |
| math.MG | math.MG | 1 |
| math.NA | math.NA | 1 |
| math.OC | math.OC | 1 |
| math.ST | math.ST | 1 |
| nlin.PS | nlin.PS | 1 |
| physics.ed-ph | physics.ed-ph | 1 |
| physics.gen-ph | physics.gen-ph | 1 |
| q-bio.BM | q-bio.BM | 1 |
| q-bio.MN | q-bio.MN | 1 |
| q-bio.PE | q-bio.PE | 1 |
| q-bio.QM | q-bio.QM | 1 |
| Statistical ML | stat.ML | 1 |
| stat.TH | stat.TH | 1 |