long-persistence
| phosphor
| long-persistence | |
| opt. | langnachleuchtend |
| phosphor | |
| gen. | Leuchtstoff; Phosphor |
| antenn. | Phosphor |
| opt. | Leuchtsubstanz; Phosphor |
| phys. | Leuchtphosphor |
| radio | Luminophor |
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| langnachleuchtend | |||
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long-persistence : 7 phrases in 4 subjects |
| Electronics | 1 |
| Optics branch of physics | 3 |
| Physics | 2 |
| Technology | 1 |