Fig. 2: Correspondence between the peak local SAR and resonant properties of surface coils for body imaging at 7 T. | Nature Communications

Fig. 2: Correspondence between the peak local SAR and resonant properties of surface coils for body imaging at 7 T.

From: A self-matched leaky-wave antenna for ultrahigh-field magnetic resonance imaging with low specific absorption rate

Fig. 2

a \({{\bf{B}}}_{{\bf{1}}}^{{\boldsymbol{+}}}/\sqrt{{\rm{SAR}}}\) factor for different depths of ROI; b reflection coefficient at the input of a coil; simulated local SAR patterns at 1 W of accepted transmit power at the top surface of the phantom: c stripline; d fractionated dipole; e slot and f loop coil.

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