Geometrical dimensions and magnetic flux density in Halbach-type systems can vary widely, the given below data and photos are typical examples.
The Halbach system with the flux density up to 1.2 Tesla.
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Specifications:
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| External diameter: |
165 mm
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| Bore diameter: |
40 mm
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| Length: |
125 mm
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| Weight: |
13 kg
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| Field direction: |
transverse to the bore axis
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| Flux density in the working volume: |
1.2 Tesla
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Uniform field (±0.5%) area:
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Ø 40 x 20 mm
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The Halbach system with the flux density of 2.6 Tesla.
Field distribution in the working area of the system.
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Specifications:
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| External diameter: |
250 mm
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| Bore diameter: |
20 mm
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| Length: |
880 mm
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| Weight: |
~ 330 kg
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| Field direction: |
transverse to the bore axis
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| Flux density in the working volume: |
2.6 Tesla
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Uniform field (±0.5%) area:
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12 mm
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Field distribution along the system axis:
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Shown on the picture
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AMT&C LLC offers the manufacturing of steady magnetic field systems according the customer technical specifications. To improve the temperature stability the system can be assembled of SmCo magnets.
Additional information about High-intensity Halbach type magnetic field systems can be found in article «Highly intensive magnetic systems», prepared by AMT&C for «Magnetics Technology International Journal».
