large momentum acceptance permanent magnets proton gantries

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Large Momentum Acceptance Permanent

Magnets Proton Gantries

1/17/2014 1 Dr. Dejan Trbojevic –Modern Hadron Therapy Gantry Developments

Dr. Dejan Trbojevic Brookhaven National Laboratory

Gantry Halbach Magnet Design

1/17/2014 Dr. Dejan Trbojevic –Modern Hadron Therapy Gantry Developments 2

90 T/m By=1.63 T

Gantry Halbach Magnet Design

1/17/2014 Dr. Dejan Trbojevic –Modern Hadron Therapy Gantry Developments 3

100 T/m

Very strong focusing

Basic Cell

QD/2

11.2 mm

Dr. Dejan Trbojevic –Modern Hadron Therapy Gantry Developments 4 1/17/2014

Permanent Halbach Magnet

NS-FFAG Proton Gantry

Dr. Dejan Trbojevic –Modern Hadron Therapy Gantry Developments 5 1/17/2014

Permanent Halbach Magnet

NS-FFAG Proton Gantry 35-250 MeV

Dr. Dejan Trbojevic –Modern Hadron Therapy Gantry Developments 6 1/17/2014

3.4

6 m

C=3.22 m Lcell=0.46 m

2.0

5 m

1.75 m 1.9

2 m

3.8

m

Modified Halbach magnets for BNL eRHIC

1/17/2014 Dr. Dejan Trbojevic –Modern Hadron Therapy Gantry Developments 7

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