175 / 1363
N Axis
db/dt
(T/s)
B
(mT)
SR
(T/m/s)
G
(mT/m)
τ
(µs)
Reilly (1989)
-
54
7.5
138
Bourland (1999)
84 y
z
14.9
26.2
5.4
9.9
365
378
Ham (1997)
4 xyz
41.5
34
810
Hebrank (2000)
65 y
xy
xyz
16.3
18.6
20.1
8.6
8.7
10.2
526
467
507
Zhang (2003)
20 xy
25.1
13.2
77.0
40.5
526
Literature PNS thresholds (Adapted from
Zhang et al MRM 50:50-58; 2003
)
Common to set limit at 20 cm radius
More useful to consider
B &
G: linear
with rise time