

•
ω
L
= γΒ
;
Larmor frequency
• Set of equations describing a
precession
B
BMM τ
× = =
γ
dt
d
0
td
Md ,
BM
td
Md
,
BM
td
Md
z
x
y
y
x
=
γ−=
γ= ⇒
0
z
L
0
y
y
L
0
x
x
M)t(M
t)
sin( M)t(M , t)
cos(
M)t(M
=
ω =
ω =
⇒
Felix Bloch
Joseph Larmor