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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