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The equivalent dose to target region <math>r_T</math> per nuclear transformation of a given radionuclide in source region <math>r_S</math>, Sv (Bq s)<sup>-1</sup>.
<math
</math>
where <math>E_{R,i}</math> is the energy in joules of the i<sup>th</sup> radiation of type <math>R</math> emitted in nuclear transformations of the radionuclide (J); <math>Y_{R,i}</math> is the yield of the i<sup>th</sup> radiation of type <math>R</math> per nuclear transformation [(Bq S)<sup>-1</sup>]; <math>w_R</math> is the radiation weighting factor for radiation type <math>R</math>; and <math>\phi (r_T \leftarrow r_s, E_{R,i})</math> is the specific absorbed fraction defined as the fraction of energy <math>E_{R,i}</math> of radiation type <math>R</math> emitted within the source region <math>r_S</math> that is absorbed per mass in the target region <math>r_T</math> (kg<sup>-1</sup>).
[[ICRP Publication 130]], 2015
'''Return to [[ICRP Glossary|Glossary]]'''
== Previous glossary entries ==
=== from [[ICRP Publication 131]], 2015 ===
The equivalent dose to target region <math>r_T</math> per nuclear transformation of a given radionuclide in source region <math>r_S</math>, Sv (Bq s)<sup>-1</sup>.
<math
</math>
where <math>E_{R,i}</math> is the energy in joules of the i<sup>th</sup> radiation of type <math>R</math> emitted in nuclear transformations of the radionuclide (J); <math>Y_{R,i}</math> is the yield of the i<sup>th</sup> radiation of type <math>R</math> per nuclear transformation [(Bq S)<sup>-1</sup>]; <math>w_R</math> is the radiation weighting factor for radiation type <math>R</math>; and <math>\phi (r_T \leftarrow r_s, E_{R,i})</math> is the specific absorbed fraction defined as the fraction of energy <math>E_{R,i}</math> of radiation type <math>R</math> emitted within the source region <math>r_S</math> that is absorbed per mass in the target region <math>r_T</math> (kg<sup>-1</sup>).
[[ICRP Publication 130]], 2015
'''Return to [[ICRP Glossary|Glossary]]'''
== Previous glossary entries ==
=== from [[ICRP Publication 131]], 2015 ===