User

H sugimoto/sandbox3

From Beachapedia

< User:H sugimoto

Radiation: Units of Measure


Two Sets of Units Used for Measuring Radiation

What Is Measured
 
Conventional Unit
Used in the U.S.
International System of Units (SI)
Used in Japan
Example
 
Radioactivity Curie (Ci) Becquerel (Bq) 320 Bq/kg
Exposure Roentgen (R) Coulomb/kilogram (C/kg) Example
Absorbed Dose Radiation Absorbed Dose (rad) Gray (Gy) Example
Dose Equivalent Roentgen Equivalent Man (rem) Sievert (Sv) 5 Sv


Second Table

Prefix Equal to ? Abbreviation Example
micro- 1 X 10-6 .000001 μ 6,000,000 μSv
milli- 1 X 10-3 .001 m = 6,000 mSv
centi- 1 x 10-2 .01 c = 600 cSv
= 6 Sv