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Zugriffsnummer 56080
Dokumenttyp Konferenzartikel
Sprache Englisch
Titel Shimmer: Passive, open-source B0 shimming procedure for low-field MRI magnets
Autor(in); Institution
Kulikov, Ilia; 8.1, Biomedizinische Magnetresonanz, PTB-Berlin
Herthum, Helge; Berlin Center for Advanced Neuroimaging, Charité – Universitätsmedizin Berlin, GERMANY
Schote, David; 8.1, Biomedizinische Magnetresonanz, PTB-Berlin
Silemek, Berk; 8.1, Biomedizinische Magnetresonanz, PTB-Berlin
Frintz, Jan Gregor; 8.1, Biomedizinische Magnetresonanz, PTB-Berlin
O'Reilly, Tom; Open Imaging, THE NETHERLANDS
Häuer, Martin; Open Source Imaging Initiative (OSI²) e.V., Berlin, GERMANY
Winter, Lukas; 8.1, Biomedizinische Magnetresonanz, PTB-Berlin; Open Source Imaging Initiative (OSI²) e.V., Berlin, GERMANY
Quelle/Jahr Proceedings of the International Society for Magnetic Resonance in Medicine:(2026)
Availability [online only]
ISSN 1065-9889 (online)
URL
Verlag ISMRM
Konferenzangaben Annual Meeting of the ISMRM, Capetown, 9-14, Mai, 2026, South Africa
Freie Schlagworte Magnetic Resonance Imaging ; B0 shimming ; MR magnets ; Open Source Software ; low-field MRI
Zusammenfassung Motivation: We present a reproducible, open-source passive shimming toolbox to systematically improve the B0 field homogeneity in low-field magnets.   Goals: A toolbox to systematically homogenize B0 down to 1000 ppm in a 200 mm DSV. Approach: After field probing, the configuration of shims is computed using a set of optimization algorithms, 3D printable CAD files are generated toinstall the shims. Results: B0 field homogeneity was improved in total by a factor >20. Three different MR magnets were successfully shimmed and distortionfree MR images were acquired.

Zitierung

Kulikov, I., Herthum, H., Schote, D., Silemek, B., Frintz, J. G., O'Reilly, T., Häuer, M., & Winter, L. (2026). Shimmer: Passive, open-source B0 shimming procedure for low-field MRI magnets. Annual Meeting of the ISMRM, Capetown, 9-14, Mai, 2026, South Africa.

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