%0 Journal Article %T Designing a range modulator wheel to spread-out the Bragg peak for a passive proton therapy facility %A S. Bijan Jia %A F. Romano %A Giuseppe A.P. Cirrone %A G. Cuttone %A Hadizadeh Yazdi, Mohammad Hadi %A Mowlavi, Ali Asghar %A L. Raffaele %J Nuclear Instruments and Methods in physics Research A %@ 0168-9002 %D 2016