368-03-011 ISMRM Abstract

Thermal Dynamics of a Low-Field Hallbach Magnet

Primary: Physics & Engineering - Low-Field MRI

Secondary: Acquisition & Reconstruction - AI methods

368-03-011 · Low Field Systems and Applications · Monday, 11 May, 1:50 PM–2:45 PM · Digital Posters Row I

Keywords: Low-Field MRI B0 Inhomogeneity Temperature

Accepted

Michael Gepperth¹, Fabian Bschorr¹, Tobias Haase b. Lobmeyer¹, Julian Schüle ¹, Thomas Hüfken¹, Niklas Hoffmann², Volker Rasche^1,3

¹Internal Medicine II, Ulm University, Medical Center, Ulm, Germany

²Technische Hochschule Ulm, Germany

³Core Facility for Small Animal Imaging, Medical Faculty, Ulm University, Ulm, Germany

Presenting Author: Julian Schüle

Synopsis

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References

1. J. Chen, D. Wang, S. Cheng, et al. “A Hysteresis Model Based on Linear Curves for NdFeB Permanent Magnet Considering Temperature Effects”, IEEE Transactions On Magnetics. 2018;54(3)

2. C. Liu, B. Chang, L. Qiu, H. Dong, Y. Zhang, H.-J. Krause, A. Offenhäusser, X. Xie “Effect of magnetic field fluctuation on ultra-low field MRI measurements in the unshielded laboratory environment”, Journal of Magnetic Resonance, vol. 257, pp. 8–14, 2015.

3. D. Schote, B. Silemek, T. O’Reilly, F. Seifert, J. Assmy, C. Kolbitsch, A. Webb A, L. Winter Nexus: A versatile console for advanced low-field MRI. Magn Reson Med https://doi.org/10.1002/mrm.30406 [doi]

4. P. Povolni, k. Buckenmaier, S. Maltsev, K. Scheffler “Enhancing B0 Homogeneity in Low-Field MRI: Experimental Study on the Thermal Dependence of Halbach Permanent Magnets”, Proc. ISMRM 2025; Abstract #484.

5. OSII Initiative. Open Source Imaging Initiative (OSII). www.opensourceimaging.org

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/368-03-011