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Calculation of RF Peak Power for 2D Arbitrary Shape Excitation in MRI.

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1
Department of Biomedical Engineering, Yale University, New Haven, CT, 06520, USA.

Abstract

An exact formula has been derived to calculate the required RF (B1) peak power for 2D arbitrary shape excitation in MRI with rectilinear K-space trajectory. An approximate formula has also been derived for spiral trajectory.

PMID:
17282444
DOI:
10.1109/IEMBS.2005.1616675
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