Dose 2016

T otal E nergy R eleased per unit Ma ss TERMA

refers to the total energy removed from the primary beam (energy of secondary electrons + scattered photons)

  µ   ρ

[ ]   Gy

Ψ=

T

 

  

  

µ

ρ µ

E

=

tr

tr

Note

:

µ

ρ

E

TERMA always greater than Kerma by

µ

   µ Ψ= tr ρ

  

tr

K