Head-and-neck multi-channel B1+ mapping and carotid arteries RF shimming using a parallel transmit head coil

Matthijs H. S. de Buck, Peter Jezzard, Aaron T. Hess

Purpose: Neurovascular MRI suffers from a rapid drop in B1+ into the neck when using transmit head coils at 7T. One solution to improving B1+ magnitude in the major feeding arterie…