'Slice selection' presentation slideshows

MR Image Formation

MR Image Formation. FMRI Graduate Course (NBIO 381, PSY 362) Dr. Scott Huettel, Course Director. Introductory Exercise. Write down the major steps involved in the generation of MR signal Just write an outline, not an essay Note what scanner component contributes to each step.

586 views • 42 slides

354 views • 34 slides

Imaging

Imaging. PET. Course Layout. Talk Layout. Repetition of PET princinples PET image reconstruction -FBP Physics of NMR Application to imaging of NMR -MRI. PET. Positron emission. PET. 5a. 5b. 4. 1. 2. 3. Coincidence Events. 1. Detected True Coincidence Event.

444 views • 29 slides

James D. Christensen, Ph.D. IU School of Medicine

BME 595 - Medical Imaging Applications Part 2: INTRODUCTION TO MRI Lecture 2 Basics of Magnetic Resonance Imaging Feb. 23, 2005. James D. Christensen, Ph.D. IU School of Medicine Department of Radiology Research II building, E002C jadchris@iupui.edu 317-274-3815. References.

401 views • 21 slides

MRI

620 views • 20 slides

fMRI: Biological Basis and Experiment Design Lecture 8: Pulse sequences, Take 2

fMRI: Biological Basis and Experiment Design Lecture 8: Pulse sequences, Take 2. Gradient echo review K-space review Slice selection K-space navigation Bandwidth Echo time Read-out time. - ?. ?. 0. The read-out signal is the 1D FFT of the sample. G RO. Magnitude of signal in RF coil.

330 views • 16 slides

Gradients and fields

S = 0. S = 0. S = 0. S = 0. S = 0. S = 0. S = 0. S = 0. S = 0. S = 0. S = 0. S = 0. S = 0. S = 0. S = 10 ?=-10Hz. S = 10 ?=-5Hz. S = 10 ?=0Hz. S = 10 ?=5Hz. S = 10 ?=10Hz. S = 0. S = 0. S = 0. S = 0. S = 0. S = 10 ?=-15Hz. S = 10 ?=-10Hz. S = 10 ?=-5Hz. S = 10

205 views • 14 slides