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SAR reduction in 7T C‐spine imaging using a “dark modes” transmit array strategy
Authors:Yigitcan Eryaman  Bastien Guerin  Boris Keil  Azma Mareyam  Joaquin L. Herraiz  Robert K. Kosior  Adrian Martin  Angel Torrado‐Carvajal  Norberto Malpica  Juan A. Hernandez‐Tamames  Emanuele Schiavi  Elfar Adalsteinsson  Lawrence L. Wald
Affiliation:1. Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA;2. A. A. Martinos Center for Biomedical Imaging, Department of Radiology, Massachusetts General Hospital, Charlestown, Massachusetts, USA;3. Madrid‐MIT M+ Vision Consortium, Madrid, Spain;4. Harvard Medical School, Boston, Massachusetts, USA;5. Faculty of Medicine, University of Calgary, Calgary, Canada;6. Department of Applied Mathematics, Rey Juan Carlos University, Móstoles, Madrid, Spain;7. Department of Electronic Technology, Rey Juan Carlos University, Móstoles, Madrid, Spain;8. Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA;9. Harvard‐MIT Health Sciences and Technology, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA;10. Institute of Medical Engineering and Science, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA
Abstract:
Keywords:parallel transmit  local SAR  global SAR  radiative dipole  loop–  dipole arrays  excitation fidelity
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