La radioactivité est le processus par lequel un noyau atomique instable perd de l'énergie par rayonnement.Il est mesuré en Becquerels (BQ).
1 R = 10,000 μSv
1 μSv = 1.0000e-4 R
Exemple:
Convertir 15 Roentgen en Microsievert:
15 R = 150,000 μSv
| Roentgen | Microsievert |
|---|---|
| 0.01 R | 100 μSv |
| 0.1 R | 1,000 μSv |
| 1 R | 10,000 μSv |
| 2 R | 20,000 μSv |
| 3 R | 30,000 μSv |
| 5 R | 50,000 μSv |
| 10 R | 100,000 μSv |
| 20 R | 200,000 μSv |
| 30 R | 300,000 μSv |
| 40 R | 400,000 μSv |
| 50 R | 500,000 μSv |
| 60 R | 600,000 μSv |
| 70 R | 700,000 μSv |
| 80 R | 800,000 μSv |
| 90 R | 900,000 μSv |
| 100 R | 1,000,000 μSv |
| 250 R | 2,500,000 μSv |
| 500 R | 5,000,000 μSv |
| 750 R | 7,500,000 μSv |
| 1000 R | 10,000,000 μSv |
| 10000 R | 100,000,000 μSv |
| 100000 R | 1,000,000,000 μSv |