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The impact of gradient non-linearity on Maxwell compensation when using asymmetric gradient waveforms for tensor-valued diffusion encoding

Authors :
Szczepankiewicz, F.
Eichner, C.
Anwander, A.
Westin, C.
Paquette, M.
Source :
Proceedings of the 28th Annual Meeting of the International Society for Magnetic Resonance in Medicine (ISMRM)
Publication Year :
2020

Abstract

Gradient non-linearity distorts the shape of the gradient waveform used for diffuison encoding. This distortion also compromises Maxwell compensation in asymmetric gradient waveforms. We show that one of two strategies for Maxwell compensation fails under non-linear gradiets (K-nulling) whereas M-nulling is immune to this effect.

Details

Database :
OpenAIRE
Journal :
Proceedings of the 28th Annual Meeting of the International Society for Magnetic Resonance in Medicine (ISMRM)
Accession number :
edsair.od......1874..e5a20d8bcb61fd3325cd56e33a989530