Local specific absorption rate (SAR), global SAR, transmitter power, and excitation accuracy trade-offs in low flip-angle parallel transmit pulse design

Magnetic Resonance in Medicine

Volumn 71, Issue 4, 2014, Pages 1446-1457

  Guérin, Bastien ^a   Gebhardt, Matthias ^b   Cauley, Steven ^a   Adalsteinsson, Elfar ^c,d   Wald, Lawrence L ^a,d  

^a MASSACHUSETTS GENERAL HOSPITAL   (United States)

^b SIEMENS AG   (Germany)

^c Department of Electrical Engineering and Computer Science   (United States)

^d HARVARD MIT DIVISION OF HEALTH SCIENCES AND TECHNOLOGY   (United States)

Author keywords

excitation accuracy; global SAR; local SAR; parallel transmit; pulse power; spokes

Indexed keywords

COMMERCE; CONSTRAINED OPTIMIZATION; ECONOMIC AND SOCIAL EFFECTS;

GLOBAL SAR; LOCAL SAR; PARALLEL TRANSMIT; PULSE POWER; SPOKES;

DESIGN;

ALGORITHM; ARTICLE; COMPUTER; ELECTRIC FIELD; EXCITATION; EXCITATION ACCURACY; GLOBAL SPECIFIC ABSORPTION RATE; LOCAL SPECIFIC ABSORPTION RATE; LOW FLIP ANGLE; MATHEMATICAL MODEL; PARALLEL TRANSMIT PULSE; RADIOFREQUENCY; RADIOLOGICAL PARAMETERS; TRANSMITTER POWER;

EXCITATION ACCURACY; GLOBAL SAR; LOCAL SAR; PARALLEL TRANSMIT; PULSE POWER; SPOKES;

ALGORITHMS; BRAIN; HUMANS; IMAGE ENHANCEMENT; IMAGE INTERPRETATION, COMPUTER-ASSISTED; MAGNETIC RESONANCE IMAGING; PHANTOMS, IMAGING; RADIATION DOSAGE; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY; SIGNAL-TO-NOISE RATIO;

EID: 84896546229     PISSN: 07403194     EISSN: 15222594     Source Type: Journal    
DOI: 10.1002/mrm.24800     Document Type: Article

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