2016_Imaging for Physicists
Gradient-Speed Limit
G.t × pixel width = constant
Slew rate = 4G/t
Gradients can be made to run faster but Physiological limit = PNS
2G
G
Slew rate = G/t
t t/2
T/2
T
Made with FlippingBook
Gradient-Speed Limit
G.t × pixel width = constant
Slew rate = 4G/t
Gradients can be made to run faster but Physiological limit = PNS
2G
G
Slew rate = G/t
t t/2
T/2
T
Made with FlippingBook