| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | nuclear reactor | Nuclear physics | Utilizes controlled nuclear reactions for power generation or other purposes | 1 |
| 2 | nuclear reactor | nuclear physics community | A controlled environment for sustaining nuclear chain reactions | 1 |
| 3 | nuclear reactor safety | nuclear physics research | Constant focus on enhancing safety protocols and technology to prevent any mishaps | 1 |