20-To-8 Channel Tx Array with 32-Channel Adjustable Receive-Only Insert for 7T Head Imaging

Tamer S. Ibrahim¹, Yujuan Zhao¹, Narayanan Krishnamurthy¹, Shailesh B. Raval¹, Tiejun Zhao², Sossena Wood¹, Junghwan Kim¹

The use of multi-channel arrays at 7T is currently common for alleviating RF inhomogeneities and addressing RF safety concerns. In this work we integrate 32-channel Rx-only insert with 20-to-8 channel Tx array in order to achieve safe and robust 3D homogeneous excitation across different subjects.