Spin and Gradient Echoes

Weili Lin1

1 University of North Carolina at Chapel Hill, Chapel Hill, North Carolina
Publication Name:  Current Protocols in Magnetic Resonance Imaging
Unit Number:  Unit B4.1
DOI:  10.1002/0471142719.mib0401s00
Online Posting Date:  May, 2001
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Abstract

This unit discusses the basic concept of an echo. The phase of the spins plays the fundamental role in this process. A general description as to how an echo occurs is followed by a discussion on both spin echoes and gradient echoes.

     
 
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Table of Contents

  • Overview
  • Technical Discussion
  • Key References
  • Figures
     
 
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Materials

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Figures

Videos

Literature Cited

Key References
   Haacke, E.M., Brown, R.W., Thompson, M.R., and Venkatesan, R. 1999. Magnetic Resonance Imaging: Physical Principles and Sequence Design. John Wiley & Sons, New York.
  This book covers the technical discussion here as well as other advanced materials in detail.
   Hahn, E.L. 1950. Spin echoes. Phys. Rev. 80:580.
  This paper introduces the fundamental concepts of spin echo.
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