03 relajacion longitudinal

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

THOME

X

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