12. Specific theories and interaction models; particle systematics ( 0 Dok.)

• 12.10.-g Unified field theories and models (see also 04.50 - in general relativity and gravitation, 11.25.M Compactification and four-dimensional models) ( 0 Dok. )

• 12.15.-y Electroweak interactions for extensions of gauge or Higgs sector, see 12.60.C or 12.60.F ( 0 Dok. )

• 12.20.-m Quantum electrodynamics ( 0 Dok. )

• 12.38.-t Quantum chromodynamics ee also 24.85 Quarks, gluons, and QCD in nuclei and nuclear processes ( 0 Dok. )

• 12.39.-x Phenomenological quark models ( 0 Dok. )

• 12.40.-y Other models for strong interactions ( 0 Dok. )

• 12.60.-i Models beyond the standard model see also 12.10 Unified field theories and models ( 0 Dok. )

• 12.90.+b Miscellaneous theoretical ideas and models (restricted to new topics in section 12) ( 0 Dok. )