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PACS
Official standard
Full Name
Physics and Astronomy Classification System (PACS 2010)
Region
Global
Codes
70
Crosswalk Edges
0
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Authority
American Institute of Physics (AIP)
Hierarchy Explorer
Hierarchy Explorer
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00
General
02
Mathematical Methods in Physics
03
Quantum Mechanics and Quantum Information
04
General Relativity and Gravitation
05
Statistical Physics, Thermodynamics, Nonlinear Dynamics
06
Metrology; Measurement; and Laboratory Techniques
07
Instruments, Apparatus, Components and Techniques
11
General Theory of Fields and Particles
12
Specific Theories and Interaction Models
13
Specific Reactions and Phenomenology
14
Properties of Specific Particles
21
Nuclear Structure
23
Radioactive Decay and In-beam Spectroscopy
24
Nuclear Reactions
25
Nuclear Scattering
27
Properties of Specific Nuclei
28
Nuclear Engineering and Nuclear Power Studies
29
Experimental Methods and Instrumentation for Nuclear Physics
31
Electronic Structure of Atoms and Molecules
32
Atomic Properties and Interactions with Photons
33
Molecular Properties and Interactions with Photons
34
Atomic and Molecular Collision Processes and Interactions
36
Nanoscale Physics
41
Electromagnetism and Optics
42
Optics
43
Acoustics
45
Classical and Quantum Statistical Mechanics
47
Fluid Dynamics
51
Electromagnetism, Charged Particle Beams
52
Physics of Plasmas and Electric Discharges
61
Structure of Solids and Liquids
62
Mechanical and Acoustical Properties of Condensed Matter
63
Lattice Dynamics and Crystal Statistics
64
Equations of State, Phase Equilibria, Phase Transitions
65
Thermal Properties of Condensed Matter
66
Transport Properties of Condensed Matter
67
Quantum Fluids and Solids
68
Surfaces and Interfaces; Thin Films and Nanotechnology
71
Electronic Structure of Bulk Materials
72
Electronic Transport in Condensed Matter
73
Electronic Structure and Electrical Properties of Surfaces, Interfaces
74
Superconductivity
75
Magnetic Properties and Materials
76
Magnetic Resonance and Relaxation
77
Dielectrics, Piezoelectrics, and Ferroelectrics
78
Optical Properties, Condensed-Matter Spectroscopy
79
Electron and Ion Emission by Liquids and Solids
81
Materials Science
82
Physical Chemistry and Chemical Physics
83
Rheology
84
Electronics; Radiowave and Microwave Technology
85
Quantum Electronics and Photonics
87
Biological and Medical Physics
88
Instrumentation and Special Applications
89
Other Areas of Applied and Interdisciplinary Physics
91
Atmospheric, Oceanic, and Planetary Physics
92
Astrophysics and Cosmology
93
Stellar Physics
94
Solar System
95
Fundamental Astronomy and Astrophysics; Instrumentation
96
Solar Physics, Astrophysics and Astronomy
97
Stars
98
Stellar Systems; Galactic and Extragalactic Objects
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