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US 10,332,718 B1Granted
Compact deflecting magnet
AssigneeImatrex, Inc.
InventorsRoy E. Rand, Vitaliy Ziskin
Life of this patent
Estimating the term…
Abstract
A particle beam device including a magnet, the device including: a particle beam source configured to emit electron and ion beams; a plurality of yokes arranged in a substantially rectangular shape; a coil set including a plurality of coils, wherein windings of the plurality of coils are uniformly distributed across and wound around the plurality of yokes, wherein the coil set is configured to produce both dipole and quadrupole fields, wherein the magnet is configured to deflect and focus electron and ion beams.
Claims20
A magnet comprising:
- a yoke having a set of four faces and a set of four octagonal corners;
- a first set of four coils, each wound, respectively, on the set of four faces;
- and
- a second set of four coils, each wound, respectively, on the set of four octagonal corners.
1 more element
A system comprising:
- a beam tube system;
- a magnet attached to the beam tube system, the magnet comprising:
- a yoke having a set of four faces and a set of four octagonal corners;
- a first set of four coils, each wound, respectively, on the set of four faces;
- and
- a second set of four coils, each wound, respectively, on the set of four octagonal corners;
- and
- a particle beam source to emit electrons, the magnet attached to the beam tube system to deflect the emitted electrons in response to a current in the first set of four coils.
5 more elements
A system comprising:
- a particle beam source to emit electrons;
- a beam tube;
- and
- a magnet attached to the beam tube, the magnet comprising:
- a first pair of coils and a second pair of coils to provide magnetic dipole fields to deflect the emitted electrons, respectively, in a first plane and a second plane;
- and
- a set of four coils to provide a quadrupole magnetic field to orient a major axis of an elliptical beam profile of the emitted electrons.
4 more elements
Dependencies are inferred from the claim text.