G | Sektion G — Physik | PHYSICS | |||||
G21 | Kernphysik; Kerntechnik | NUCLEAR PHYSICS; NUCLEAR ENGINEERING | |||||
G21G | Umwandlung chemischer Elemente; radioaktive Quellen [2] | CONVERSION OF CHEMICAL ELEMENTS; RADIOACTIVE SOURCES [2] | |||||
G21G 4/00 | Radioaktive Quellen [2, 2006.01] | Radioactive sources [2, 2006.01] | |||||
G21G 4/02 |
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