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. Author manuscript; available in PMC: 2017 Jul 25.
Published in final edited form as: Int J Magn Part Imaging. 2017 Mar 23;3(1):1703008. doi: 10.18416/ijmpi.2017.1703008

Figure 8.

Figure 8

Permanent magnet-based FFL designed to rotate about the head. Quadrupole arrangements of ~4″×2″ N52 magnets produce Gx = Gz = 0.9 T/m without the iron yoke, and Gx =Gz = 1.2 T/m with the iron yoke.