Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
370-08-060 ISMRM Abstract

Fast and Efficient computational and optimization Framework for Low-Field MRI Magnet and Shim Design

Primary: Physics & Engineering - Low-Field MRI
Secondary: Physics & Engineering - Magnets (B0)
370-08-060 · Low Field MRI · Monday, 11 May, 4:10 PM–5:05 PM · Traditional Posters | Exhibition Hall
Keywords: Simulations Magnets (B0) Low-Resource Settings Magnets (B0) Mapping Low-Field MRI Magnet and Shim Design
Accepted
Natnael A Anjulo1, Reid Bolding2,3, Jessie EP Sun2, Mark Griswold 1,2,3,4,5
1Department of Biomedical Engineering, Case Western Reserve University, Cleveland, United States of America
2Department of Radiology, Case Western Reserve University, Cleveland, United States of America
3Department of Radiology, University Hospitals, Cleveland, United States of America
4University Hospitals Cleveland Medical Center, Cleveland, Ohio, United States of America
5Department of Radiology, University Hospitals Cleveland Medical Center, Cleveland, Ohio, United States of America
Presenting Author: Mark Griswold

Synopsis

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References

1. Halbach K. Design of permanent multipole magnets with oriented rare-earth cobalt material. Nucl Instrum Methods. 1980;169(1):1-10.
2. O’Reilly T, Teeuwisse WM, Webb AG. Three-dimensional MRI in a homogeneous 27 cm diameter bore Halbach array magnet. J Magn Reson. 2019;307:106578.
3. O’Reilly T, Teeuwisse WM, de Gans D, Koolstra K, Webb AG. In vivo 3D brain and extremity MRI at 50 mT using a permanent magnet Halbach array. Magn Reson Med. 2020;83(6):2180-2194.
4. Cooley CZ, Haskell MW, Cauley SF, Sappo C, Lapierre CD, Ha CG, et al. Design of sparse Halbach magnet arrays for portable MRI using a genetic algorithm. IEEE Trans Magn. 2018;54(1):5100111.
5. Wald LL, McDaniel PC, Witzel T, Stockmann JP, Cooley CZ. Low-cost and portable MRI. J Magn Reson Imaging. 2019;49(7):e65-e77.
6. Raich H, Blümler P. Design and construction of a dipolar Halbach array with a homogeneous field from identical bar magnets. Concepts Magn Reson B. 2004;23B(1):16-25.
7. Michael Ortner, Lucas Gabriel Coliado Bandeira,Magpylib: A free Python package for magnetic field computation,SoftwareX,Volume 11,2020,100466,ISSN 2352-7110.

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/370-08-060