Leilei Guan, Ming Li, Tao Cui, Xianlu Jia, Tianjue Zhang, Shizhong An, Peng Huang, Fei Wang. Development of a fully automated magnetic field measurement and shimming platform for small cyclotrons[J]. High Power Laser and Particle Beams, 2022, 34(8): 084003
- High Power Laser and Particle Beams
- Vol. 34, Issue 8, 084003 (2022)
Fig. 1. 14 MeV medical cyclotron
Fig. 2. Flow chart of magnetic field measurement and shimming process
Fig. 3. Schematic diagram of radial positioning method for magnetic field measurement
Fig. 4. Schematic diagram of fully automated magnetic field measuring device
Fig. 5. Control flow chart
Fig. 6. Even and odd triangles on the strip
Fig. 7. Shape function of odd and even triangle shimming algorithm
Fig. 8. Results of magnetic field measurement stability test
Fig. 9. Results of magnetic field repeatability measurement
Fig. 10. Results of 14 MeV small cyclotron final magnetic field measurement shimming
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Table 1. Physical design parameters of 14 MeV cyclotron
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Table 2. Magnetic field measurement error requirement
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