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Abstract #2617

B1+ and Coupling Variability of Transmit Head Coils and Arrays for Ultra-High Field MRI: Simulation Studies and Experiments

Narayanan Krishnamurthy1, Daniel Stough1, Tiejun Zhao2, Shailesh Raval1, Fernando Boada1, Tamer S. Ibrahim1

1University of Pittsburgh, Pittsburgh, PA, United States; 2Siemens Medical Solutions

Variation of spin excitation in surface/TX array and volume head coils were evaluated in these UHF MRI experiments. Phantoms with varying conductive and dielectric loads were used to evaluate the robustness of the TX B1+ field of different MR coils.