324 / 945
Water-Fat Shift
•
Produces characteristic signal misregistration
•
Assign enough ‘Hz’ across each pixel..increase BW
Hz/pixel
WFS
Hz
water
fat
Water-fat shift (WFS) = 220 Hz at 1.5 T
Electron shielding different between molecules
FE
(
)
σ
−×=′
1
B B