1276-1277 / 2063
11.2
3.8
@ 2 x 10
-3
RBE 2.9
@ 2 x 10
-1
RBE 4.2
4.2
1.0
LET = Energy lost (keV)/distance traveled (µm)
RBE (Relative Biological Effectiveness) =
dose of reference radiation (250 kVp X rays)
dose of high-LET radiation
High-LET survival curves have higher
α/β
values