NMR Pulse
z
x
M
xy
y
z
x
y
M
o
B
1
q
t
t
p
q
t
=
g
* t
p
* B
1
NMR pulse length or Tip angle (t
p
)
The length of time the B
1
field is on => torque on bulk magnetization (B
1
)
A measured quantity – instrument dependent.