CPC G01R 33/383 (2013.01) [G01R 33/243 (2013.01); G01R 33/3806 (2013.01); G01R 33/381 (2013.01); G01R 33/3873 (2013.01); G01R 33/445 (2013.01); H01F 7/0278 (2013.01); H01F 7/064 (2013.01); H01F 13/003 (2013.01); G01R 33/3802 (2013.01)] | 17 Claims |
1. A method of producing a magnet shim comprising a plurality of sheets stacked on top of one another, the plurality of sheets magnetized according to a magnetic pattern to modify a B0 magnetic field produced by a B0 magnet, the method comprising:
iteratively magnetizing respective sheets of the plurality of sheets to correct for a sheet field produced by one or more sheets patterned during one or more previous iterations; and
producing the magnet shim at least in part by cutting one or more portions of a material in accordance with the magnetic pattern.
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