02 excitacion y relajacion

Post on 13-Jun-2015

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Transcript of 02 excitacion y relajacion

THOME

nuclei, protons and spins

signal generation

longitudinal relaxation T1

transverse relaxation T2

excitation and relaxation

relation between T1 and T2

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationexcitation

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationexcitation

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationexcitation

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationexcitation

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationexcitation

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationexcitation

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationexcitation

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationexcitation

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationexcitation

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationexcitation

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationexcitation

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationexcitation

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationexcitation

THOME

X

Y

ZB0

Mz

net magnetisation

and

90° pulse

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

ZB0

Y

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

Y

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

M

signal generationexcitation

THOME

net magnetisation

and

90° pulse

X

Y

ZB0

Mxy

signal generationexcitation

THOME

nuclei, protons and spins

longitudinal relaxation T1

transverse relaxation T2

excitation and relaxation

relation between T1 and T2

signal generation

THOME

Bo

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

receive

coil

radio

frequency

receiver

transmit

coil

radio

frequency

transmitter

signal generationrelaxation

THOME

X

Y

ZBo

Mo

signal generationrelaxation

THOME

X

Y

ZBo

signal generationrelaxation

THOME

X

Y

ZBo

signal generationrelaxation

THOME

X

Y

ZBo

signal generationrelaxation

THOME

X

Y

ZBo

signal generationrelaxation

THOME

X

Y

ZBo

signal generationrelaxation

THOME

X

Y

Bo

signal generationrelaxation

THOME

X

Y

ZBo

signal generationrelaxation

THOME

X

Y

ZBo

signal generationrelaxation

THOME

X

Y

ZBo

signal generationrelaxation

THOME

X

Y

ZBo

signal generationrelaxation

THOME

X

Y

ZBo

signal generationrelaxation

THOME

X

Y

ZBo

signal generationrelaxation

THOME

X

Y

ZBo

signal generationrelaxation

THOME

X

Y

ZBo

M0

signal generationrelaxation

THOME

X

Y

ZBo

M0

signal generationexcitation and relaxation

THOME

nuclei, protons and spins

longitudinal relaxation T1

transverse relaxation T2

excitation and relaxation

relation between T1 and T2

signal generation