Non-scaling fixed field alternating gradient permanent magnet cancer therapy accelerator

D. Trbojevic, V. Morozov

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We present a design of the proton therapy accelerator from 31 MeV to 250 MeV by using racetrack lattice made of Non-Scaling Fixed Field Alternating Gradient (NSFFAG) arcs and two parallel straight sections. The magnets in the arcs are separated function Halbach type magnets. The dipole bending field is 2.3 T, while the Neodymium Iron Boron magnetic residual induction is Br=1.3 T. The radial orbit offsets in the NS-FFAG arcs, for the kinetic energy range between 31 MeV < Ek < 250 MeV or momentum offset range -50% < p/p < 50%, are - 11.6 mm <xmax< 16.8 mm, correspondingly. The straight sections used for the cavities and single turn injection/extraction kickers and septa are with zero orbit offsets. The permanent magnets accelerator should reduce overall and operating cost. It could fit into 8 × 12 m space.

Original languageEnglish
Title of host publicationIPAC 2011 - 2nd International Particle Accelerator Conference
Pages1923-1925
Number of pages3
StatePublished - 2011
Externally publishedYes
Event2nd International Particle Accelerator Conference, IPAC 2011 - Kursaal, San Sebastian, Spain
Duration: Sep 4 2011Sep 9 2011

Publication series

NameIPAC 2011 - 2nd International Particle Accelerator Conference

Conference

Conference2nd International Particle Accelerator Conference, IPAC 2011
Country/TerritorySpain
CityKursaal, San Sebastian
Period09/4/1109/9/11

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