Article ID Journal Published Year Pages File Type
9587281 Journal of Magnetic Resonance 2005 13 Pages PDF
Abstract
We provide an exact expression for the magnetic field produced by cylindrical saddle-shaped coils and their ideal shield currents in the low-frequency limit. The stream function associated with the shield surface current is also determined. The results of the analysis are useful for the design of actively shielded radio-frequency (RF) coils. Examples pertinent to very low field nuclear magnetic resonance (NMR) and magnetic resonance imaging (MRI) are presented and discussed.
Related Topics
Physical Sciences and Engineering Chemistry Physical and Theoretical Chemistry
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