03 relajacion longitudinal
TRANSCRIPT
THOME
nuclei, protons and spins
longitudinal relaxation T1
transverse relaxation T2
excitation and relaxation
relation between T1 and T2
signal generation
THOME
longitudinal relaxation T1
Spin - lattice relaxation
signal generation
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Y
ZBo
Mo
time
Mz
signal generationlongitudinal relaxation T1
THOME
time
Mz
X
Y
ZBo
signal generationlongitudinal relaxation T1
THOME
X
Y
ZBo
time
Mz
signal generationlongitudinal relaxation T1
THOME
X
Y
ZBo
time
Mz
signal generationlongitudinal relaxation T1
THOME
X
Y
ZBo
time
Mz
signal generationlongitudinal relaxation T1
THOME
X
Y
ZBo
time
Mz
signal generationlongitudinal relaxation T1
THOME
X
Y
ZBo
time
Mz
signal generationlongitudinal relaxation T1
THOME
time
Mz
T1
definition T1:
the time that a tissue needs to regain 63% of its original magnetisation
63%
signal generationlongitudinal relaxation T1
THOME
X
Y
ZBo
Mo
signal generationlongitudinal relaxation T1
THOME
X
Y
ZBo
X
time
S
time
Mz
signal generationlongitudinal relaxation T1
THOME
X
Y
ZBo
X
time
time
Mz
S
signal generationlongitudinal relaxation T1
THOME
X
Y
ZBo
X
time
time
Mz
S
signal generationlongitudinal relaxation T1
THOME
X
Y
ZBo
X
time
time
Mz
S
signal generationlongitudinal relaxation T1
THOME
X
Y
ZBo
X
time
time
Mz
S
signal generationlongitudinal relaxation T1
THOME
X
Y
ZBo
X
time
time
Mz
S
signal generationlongitudinal relaxation T1
THOME
nuclei, protons and spins
longitudinal relaxation T1
transverse relaxation T2
exitation and relaxation
relation between T1 and T2
signal generation