Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
568-02-006 ISMRM Abstract

Characterization of Field Monitoring Performance for High-Resolution Imaging on a High-Performance Gradient System

Accepted
Paul I Dubovan 1,2, Xingwang Yong1,2, Cameron Cushing3, Gabriel Ramos Llordén1,2, Berkin Bilgic1,2, Susie Huang1,2
1Athinoula A. Martinos Center for Biomedical Imaging, Massachusetts General Hospital and Harvard Medical School, Charlestown, United States of America
2Harvard Medical School, Boston, United States of America
3Skope Magnetic Resonance Technologies, Zurich, Switzerland
Presenting Author: Paul I Dubovan

Synopsis

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References

1. 1. Huang SY, Witzel T, Keil B, et al. Connectome 2.0: Developing the next-generation ultra-high gradient strength human MRI scanner for bridging studies of the micro-, meso- and macro-connectome. Neuroimage. 2021;243:118530.
2. 2. Feinberg DA, Beckett AJS, Vu AT, et al. Next-generation MRI scanner designed for ultra-high-resolution human brain imaging at 7 Tesla. Nat Methods. 2023;20(12):2048-2057.
3. 3. Ramos-Llordén G, Lee HH, Davids M, et al. Ultra-high gradient connectomics and microstructure MRI scanner for imaging of human brain circuits across scales. Nat Biomed Eng. July 2025:1-16.
4. 4. Foo TKF, Tan ET, Vermilyea ME, et al. Highly efficient head-only magnetic field insert gradient coil for achieving simultaneous high gradient amplitude and slew rate at 3.0T (MAGNUS) for brain microstructure imaging. Magn Reson Med. 2020;83(6):2356-2369.
5. 5. Wilm BJ, Barmet C, Pavan M, Pruessmann KP. Higher order reconstruction for MRI in the presence of spatiotemporal field perturbations. Magn Reson Med. 2011;65(6):1690-1701.
6. 6. Wilm BJ, Barmet C, Gross S, et al. Single-shot spiral imaging enabled by an expanded encoding model: Demonstration in diffusion MRI. Magn Reson Med. 2017;77(1):83-91.
7. 7. Ramos-Llordén G, Park DJ, Kirsch JE, et al. Eddy current-induced artifact correction in high b-value ex vivo human brain diffusion MRI with dynamic field monitoring. Magn Reson Med. 2024;91(2):541-557.
8. 8. Barmet C, De Zanche N, Pruessmann KP. Spatiotemporal magnetic field monitoring for MR. Magn Reson Med. 2008;60(1):187-197.
9. 9. Sipilä P, Greding S, Wachutka G, Wiesinger F. 2H transmit-receive NMR probes for magnetic field monitoring in MRI. Magn Reson Med. 2011;65(5):1498-1506.
10. 10. Dietrich BE, Brunner DO, Wilm BJ, Barmet C, Pruessmann KP. Continuous magnetic field monitoring using rapid re-excitation of NMR probe sets. IEEE Trans Med Imaging. 2016;35(6):1452-1462.
11. 11. Zhang J, Zuo Z, Xue R, et al. A stitching method for dynamic field monitoring using NMR probes: validation in simulation and human experiments. ISMRM Annual Meeting. doi:10.58530/2025/3293 [doi]
12. 12. Layton KJ, Kroboth S, Jia F, et al. Pulseq: A rapid and hardware-independent pulse sequence prototyping framework. Magn Reson Med. 2017;77(4):1544-1552.
13. 13. Dietrich BE, Brunner DO, Wilm BJ, et al. A field camera for MR sequence monitoring and system analysis. Magn Reson Med. 2016;75(4):1831-1840.
14. 14. Wilm BJ, Nagy Z, Barmet C, et al. Diffusion MRI with concurrent magnetic field monitoring. Magn Reson Med. 2015;74(4):925-933.
15. 15. Mahmutovic M, Shrestha M, Ramos-Llordén G, et al. High-density MRI coil arrays with integrated field monitoring systems for human connectome mapping. Magn Reson Med. June 2025. doi:10.1002/mrm.30606 [doi]
16. 16. Varela-Mattatall G, Dubovan PI, Santini T, Gilbert KM, Menon RS, Baron CA. Single-shot spiral diffusion-weighted imaging at 7T using expanded encoding with compressed sensing. Magn Reson Med. 2023;90(2):615-623.
17. 17. Kim TH, Setsompop K, Haldar JP. LORAKS makes better SENSE: Phase-constrained partial fourier SENSE reconstruction without phase calibration. Magn Reson Med. 2017;77(3):1021-1035.
18. 18. Liao C, Yarach U, Cao X, et al. High-fidelity mesoscale in-vivo diffusion MRI through gSlider-BUDA and circular EPI with S-LORAKS reconstruction. Neuroimage. 2023;275(120168):120168.
19. 19. Meier C, Zwanger M, Feiweier T, Porter D. Concomitant field terms for asymmetric gradient coils: consequences for diffusion, flow, and echo-planar imaging. Magn Reson Med. 2008;60(1):128-134.
20. 20. Tao S, Weavers PT, Trzasko JD, et al. Gradient pre-emphasis to counteract first-order concomitant fields on asymmetric MRI gradient systems. Magn Reson Med. 2017;77(6):2250-2262.
21. 21. Dubovan PI, Gilbert KM, Baron CA. A correction algorithm for improved magnetic field monitoring with distal field probes. Magn Reson Med. 2023;90(6):2242-2260.

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