G
SECTION G — PHYSICS
  
NUCLEONICS
 G21
NUCLEAR PHYSICS; NUCLEAR ENGINEERING
 G21G
CONVERSION OF CHEMICAL ELEMENTS; PRODUCING NEUTRONS; MODERATING NEUTRONS
 G21G 1/00
Arrangements for converting chemical elements by electromagnetic radiation, corpuscular radiation, or particle bombardment, e.g. producing radioactive isotopes (in particle accelerators H05H)
 G21G 1/02
·  in nuclear reactors (by thermonuclear reactions G21B; conversion of nuclear fuel G21C)
 G21G 3/00
Producing or handling neutrons or other sub-atomic particles (in particle accelerators H05H; in nuclear reactors G21B, G21C; by cosmic radiation G21H)
 G21G 3/02
·  Moderating neutrons
 G21G 3/04
·  Neutron sources
 G21G 5/00
Alleged conversion of chemical elements by chemical reaction