Imaging for Physicists

d

BMM τ × = = γ

dt

Felix Bloch

0 Md , BM td Md z x y y x = γ−= γ= ⇒ td Md , BM td

ω = ⇒

0 x

0 y

cos( M)t(M

t) sin( M)t(M , t) ω =

x

L

y

L

• ω L = γΒ ; Larmor frequency • Set of equations describing a precession B 0 z M)t(M =

Joseph Larmor