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RF Coils (B
1
)
•
Coil Usage:
Transmit and/or receive at
resonance
•
Properties
Cable loss, loading
Q factor (
ω
/
∆ω
)
Efficiency 1-Q
L
/Q
0
Filling factor
•
RF heating effects (SAR)
32
32.5
33
33.5
34
34.5
35
35.5
36
36.5
0
5
10
15
20
25
Time (min)
Temperature (
o
C)
Core
Skin