Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
606-01-008 ISMRM Abstract

FastGRAPE for 3D non-selective pulse design at 11.7 T

Primary: Physics & Engineering - RF Pulse Design & Fields
Secondary: Physics & Engineering - High-Field MRI
606-01-008 · Ultra-High Field Applications · Thursday, 14 May, 8:30 AM–10:20 AM · Auditorium 2
Keywords: Pulse Sequence Design PTx Ultra-high resolution Ultra-high-field RF Pulse Design
Accepted
Joseph Brégeat 1, Natalia Dudysheva1, Aurélien Massire2, Alexandre Vignaud1, Nicolas Boulant1, Franck Mauconduit1, Vincent Gras1
1CEA NeuroSpin, Paris-Saclay University, CNRS, Gif-Sur-Yvette, France
2Siemens Healthcare SAS, Courbevoie, France
Presenting Author: Joseph Brégeat

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References

1. Katscher, U., Börnert, P., 2006. Parallel RF transmission in MRI. NMR in Biomedicine 19, 393–400. https://doi.org/10.1002/nbm.1049 [doi]
2. Webb, A.G., Collins, C.M., 2010. Parallel transmit and receive technology in high‐field magnetic resonance neuroimaging. Int J Imaging Syst Tech 20, 2–13. https://doi.org/10.1002/ima.20219 [doi]
3. Saekho, S., Yip, C., Noll, D.C., Boada, F.E., Stenger, V.A., 2006. Fast‐ k z three‐dimensional tailored radiofrequency pulse for reduced B1 inhomogeneity. Magnetic Resonance in Med 55, 719–724. https://doi.org/10.1002/mrm.20840 [doi]
4. Khaneja, N., Reiss, T., Kehlet, C., Schulte-Herbrüggen, T., Glaser, S.J., 2005. Optimal control of coupled spin dynamics: design of NMR pulse sequences by gradient ascent algorithms. Journal of Magnetic Resonance 172, 296–305. https://doi.org/10.1016/j.jmr.2004.11.004 [doi]
5. Brégeat, J., Mauconduit, F., Boulant, N., Gras, V. Efficient simultaneous optimization of K-space trajectories and parallel transmission RF waveforms using the parametric ’fastGRAPE’ approach. In Proc. Annual Meeting of the ESMRMB 2024
6. Dudysheva, N., Brégeat, J., Mauconduit, F., Massire, A., Boulant, N., & Gras, V. Fast Gradient Ascent Pulse Engineering for parallel transmission pulse design in the small and large tip angle regimes. In Proc. Annual Meeting of the ISMRM 2025
7. Gras, V., Vignaud, A., Amadon, A., Le Bihan, D., Boulant, N., 2017. Universal pulses: A new concept for calibration‐free parallel transmission. Magnetic Resonance in Med 77, 635–643. https://doi.org/10.1002/mrm.26148 [doi]
8. Chu, S. C., Baskaran, D., Mauconduit, F., Gras, V., Boulant, N., Gunamony, S. An 8-Channel Transmit Array in Combination with a 31-Channel Receive Array for Human Brain Imaging at 11.7 T. In Proc. Annual Meeting of the ISMRM 2024
9. Dudysheva, N., Mauconduit, F., Gras, V. General reconstruction of parallel-transmit array B₁+ profiles with enhanced noise robustness. In Proc. Annual Meeting of the ESMRMB 2025
10. Van Damme, L., Mauconduit, F., Chambrion, T., Boulant, N., Gras, V., 2021. Universal nonselective excitation and refocusing pulses with improved robustness to off‐resonance for Magnetic Resonance Imaging at 7 Tesla with parallel transmission. Magnetic Resonance in Med 85, 678–693. https://doi.org/10.1002/mrm.28441 [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/606-01-008