2016_Imaging for Physicists
RF Coil Designs
• Surface coils • Cylindrical coils
Sinusoidal currents around surface gives homogenous B 1 Saddle, birdcage (‘distributed capacitance’) with more conductors approximate this • Solenoid useful in vertical fields (Philips HFO)
B 1
saddle
surface
birdcage
solenoid
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