Particle Therapy 2017

D(photon)

D(neutron)

Equal growth delay RBE =

Variety of tumors

ACC RBE-values ≈ 8

generally higher than the 3.0-3.5 value,

Tumor RBE-values

measured for normal tissues

Variety of RBE-values

Photon RT

Neutron RT

Batterman et al. Eur. J. Cancer 17: 539-548; 1981