23. Radioactive decay and in-beam spectroscopy (see also 82.55
Radiochemistry)
23.20.-g Electromagnetic transitions
23.20.En Angular distribution and correlation measurements
23.20.Gq Multipole mixing ratios
23.20.Js Multipole matrix elements
23.20.Lv Gamma transitions and level energies
23.20.Nx Internal conversion and extranuclear effects
23.20.Ra Internal pair production
23.40.-s beta decay; double beta decay; electron and muon capture
23.40.Bw Weak-interaction and lepton (including neutrino) aspects
23.40.Hc Relation with nuclear matrix elements and nuclear structure
23.50.+z Decay by proton emission
23.60.+e Alpha decay
23.70.+j Heavy-particle decay
23.90.+w Other topics in radioactive decay and in-beam spectroscopy