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Dimensions of a pencil kernel

 

Field

, ,

,

,

, d d

p

D x y z

x y

x x y y z x y

 

 



Basic dose equation

Hence, the dimension is energy fraction per mass, or mass

-1

(since

energy fraction is dimensionless).

Dimensional analysis

integration element

Field

dose

energy fluence

pencil kernel

deposited energy

Energy

Energy incident energy

area

mass

area mass



concepts: