FIELD: magnets.
SUBSTANCE: invention relates to superconducting compact isochronous cyclotron. Invention can be used in creation of compact isochronous cyclotrons on superconducting magnets in medicine for treating oncological diseases and new growths, as well as in scientific research. Cyclotron includes at least three pairs of sectors of magnets arranged in symmetry with median plane with variable azimuth length and varying vertical clearance between sectors (7). Clearance height decreases from center to outlet zone in middle acceleration zone (5) and, reaching minimum value in output zone (3), increases to edge of magnet pole (4).
EFFECT: technical result is possibility of creation of compact structure of magnet forming isochronous field in middle zone of acceleration and falling in output zone, providing good beam focusing at cyclotron output.
1 cl, 5 dwg
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Authors
Dates
2019-10-04—Published
2019-01-23—Filed