Abstract #2835

Fast B1+ Mapping with Validation for Parallel Transmit System in 7T

Joonsung Lee¹, Borjan Gagoski¹, Rene Gumbrecht^1,2, Hans-Peter Fautz³, Lawrence L. Wald^4,5, Elfar Adalsteinsson^1,5

¹Electrical engineering and computer science, Massachusetts Institute of Technology, Cambridge, MA, United States; ²Physics, Friedrich-Alexander-University Erlangen, Erlangen, Germany; ³Siemens Healthcare, Erlangen, Germany; ⁴Department of Radiology, A. A. Martinos Center for Biomedical Imaging, Cambridge, MA, United States; ⁵Harvard-MIT Division of Health Sciences and Technology, Massachusetts Institute of Technology, Cambridge, MA, United States

We present a fast B1+ mapping method for parallel transmit system and validate the performance on water phantom in 7T. The measured flip angle matches with the flip angle simulated by the Bloch equation.