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A novel passive shimming scheme using explicit control of magnetic field qualities with minimal use of ferromagnetic materials

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In an MRI system, the static magnetic field homogeneity is strictly required especially in ultrahigh field situations. However, owing to the engineering tolerances and system errors, the magnetic field homogeneity… Click to show full abstract

In an MRI system, the static magnetic field homogeneity is strictly required especially in ultrahigh field situations. However, owing to the engineering tolerances and system errors, the magnetic field homogeneity of a magnet usually cannot meet the imaging requirement; thus, a shimming operation is always needed.

Keywords: shimming scheme; passive shimming; scheme using; magnetic field; field; novel passive

Journal Title: Magnetic Resonance in Medicine
Year Published: 2022

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