| Subject | English | German |
| radiat. | source intensity | Stärke einer Strahlungsquelle (particles emitted per unit time) |
| radiat. | source intensity | Präparatstärke (particles emitted per unit time) |
| nucl.phys., radiat. | source intensity | Quellstärke (particles emitted per unit time) |
| tech. | source intensity | Quellenleistung |
| radiat. | source intensity | Ergiebigkeit einer Strahlungsquelle (particles emitted per unit time) |
| radiat. | source intensity | Quellenstärke (particles emitted per unit time) |