Engineering Reference Tables / Units of Radiation

Radiation is the amount of energy used to remove electrons from atoms / molecules when it passes / hits a material.

Quantity SI Units (Symbol) Conversion Equivalence Common Units Conversion Equivalence
Radioactivity becquerel (Bq) 1 disintegration per second curie (Ci) 3.7 x 1010 disintegrations per second
Absorbed Dose gray (Gy) 100 rad rad 0.01 gray (Gy)
Dose Equivalent sievert (Sv) 100 rem rem 0.01 sievert (Sv)
Exposure coulomb/kilogram (C/kg) roentgen (R) 0.000258 coulomb/kilogram (C/kg)

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