Resolution enhancement in magnetic particle imaging via phase-weighting
Journal of Magnetism and Magnetic Materials(2020)
摘要
•Signal phase in magnetic particle (MP) imaging encodes information about particle dynamics.•Particle dynamics are in turn influenced by the local strength of the non-uniform selection field.•Phase-sensitized MP images yield much higher spatial resolution than magnitude-only MP images.•Phase-sensitized MP images with resolutions of order a few hundred micrometers are presented.
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关键词
Bioimaging,Magnetic particle imaging (MPI),Mechanically driven MPI,Spatial resolution,Phase-weighting,Magnetic relaxation,Superparamagnetic nanoparticles
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