Activity Conversion
1Ci = 3.7 x 1010Bq |
1Bq = 1 Bequerel = 1 dps (disintegration per second) |
1cps = 1 count per second = 1 dpm/60 |
Dose Conversion
7.5 mrem = 75microSv |
Unit of Dose Equivalent - Sieverts (Sv) formerly rem |
Unit of Absorbed Dose - Gray (Gy) formerly rad |
1 Gy = 1 Joule/Kg |
Gy x QF (quality factor) = Sv |
Decay Correction
Table of Nuclides
|
|
Unit Prefix |
T Tera |
= |
1012 |
G Giga |
= |
109 |
M Mega |
= |
106 |
K Kilo |
= |
103 |
m milli |
= |
10-3 |
µ micro |
= |
10-6 |
n nano |
= |
10-9 |
p pico |
= |
10-12 |
|
Examples of Quality Factors |
Xray, Gamma & Beta |
|
1 |
Protons |
|
2 |
Neutrons |
|
2.5 to 20 |
Alpha, Multiple Charged Particle |
|
20 |
|
|
|