Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
565-03-011 ISMRM Abstract

Beyond Field Strength: The Impact of Gradient System Performance in 1.5T, 3T and 7T Functional and Diffusion Weighted Imaging

Primary: Physics & Engineering - System Imperfections
Secondary: Diffusion - DWI/DTI/DKI
565-03-011 · Mesoscale Functional MRI and Acquisition Strategies · Wednesday, 13 May, 1:40 PM–2:35 PM · Digital Posters Row F
Keywords: Diffusion-Weighted Imaging Gradient non-linearity Eddy current Multi-site MRI BOLD-fMRI
Accepted
Christoph S Aigner 1,2, Nils Bodammer1, Luke J Edwards3,4, Thomas Feg5, Francisco J Fritz6, Dimo Ivanov7,8, Simone Kühn9, Sean H Lee7,8, Toralf Mildner10, Andre Pampel10, davide santoro5, Sebastian Schröder5, Robert Trampel10, Desmond Tse7,8, Nikolaus Weiskopf4,11,12, Harald E Möller10,11, Siawoosh Mohammadi1,4,6,13
1Max Planck Research Group MR Physics, Max Planck Institute for Human Development, Berlin, Germany
2Physikalisch-Technische Bundesanstalt (PTB), Braunschweig and Berlin, Berlin, Germany
3Department of Cognitive Neuroscience, Maastricht University, Maastricht, Netherlands
4Department of Neurophysics, Max Planck Institute for Human Cognitive and Brain Sciences, Leipzig, Germany
5Max Planck Institute for Human Development, Berlin, Germany
6Department of Systems Neurosciences, University Medical Center Hamburg-Eppendorf, Hamburg, Germany
7Cooperative Brain Imaging Center (CoBIC), Frankfurt, Germany
8Research Group Structural and Physiological Imaging with High-Field MRI, Max Planck Institute for Empirical Aesthetics, Frankfurt am Main, Germany
9Center for Environmental Neuroscience, Max Planck Institute for Human Development, Berlin, Germany
10NMR Methods & Development Group, Max Planck Institute for Human Cognitive and Brain Sciences, Leipzig, Germany
11Felix Bloch Institute for Solid State Physics, Faculty of Physics and Earth System Sciences, Leipzig University, Leipzig, Germany
12Wellcome Centre for Human Neuroimaging, UCL Queen Square Institute of Neurology, University College London, London, United Kingdom
13Department of Neuroradiology, University of Luebeck, Luebeck, Germany
Presenting Author: Christoph S Aigner

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References

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8. Mohammadi S, Möller HE, Kugel H, Müller DK, Deppe M (2010) Correcting eddy current and motion effects by affine whole-brain registrations: evaluation of three-dimensional distortions and comparison with slicewise correction. Magn Reson Med 64: 1047-1056; doi: 10.1002/mrm.22501. [doi]
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11. Papazoglou S, Ashtarayeh M, Oeschger JM, Callaghan MF, Does MD, Mohammadi S. Insights and improvements in correspondence between axonal volume fraction measured with diffusion-weighted MRI and electron microscopy. NMR in Biomedicine. 2024; 37(3):e5070. doi:10.1002/nbm.5070 [doi]

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http://echo.ismrm.org/p/ISMRM2026/565-03-011