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Abstract #0623

B1 Shimming using Phase Shifts For Travelling Wave MRI with a Coaxial Waveguide

Stefan Alt1, Marco Mller1, Reiner Umathum1, Michael Bock1

1Medical Physics in Radiology, German Cancer Research Center (DKFZ), Heidelberg, Germany

Travelling wave MRI with a coaxial waveguide can be used to focus RF energy to a predefined imaging region and has no lower cut-off frequency. However, the coaxial TEM mode creates