Synopsis
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467-06-010
ISMRM Abstract
Preliminary validation of a dipole array and 48-channel B₀ shim for NHP brain imaging at 11.7T
Accepted
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1. Le Ster C, Grant A, Van de Moortele PF, et al. Magnetic field strength dependent SNR gain at the center of a spherical phantom and up to 11.7T. Magn Reson Med. 2022;88(5):2131-2138. doi:10.1002/MRM.29391 [doi]
2. Boulant N, Mauconduit F, Gras V, et al. In vivo imaging of the human brain with the Iseult 11.7-T MRI scanner. Nature Methods 2024 21:11. 2024;21(11):2013-2016. doi:10.1038/s41592-024-02472-7 [doi]
3. Juchem C, Nixon TW, McIntyre S, Rothman DL, de Graaf RA. Magnetic Field Homogenization of the Human Prefrontal Cortex with a Set of Localized Electrical Coils. Magn Reson Med. 2010;63(1):171-180. doi:10.1002/mrm.22164 [doi]
4. Aghaeifar A, Zhou J, Heule R, et al. A 32-Channel Multi-Coil Setup Optimized for Human Brain Shimming at 9.4T. Magn Reson Med. 2020;83(2):749-764. doi:10.1002/mrm.27929 [doi]
5. Koch KM, Brown PB, Rothman DL, de Graaf RA. Sample-Specific Diamagnetic and Paramagnetic Passive Shimming. J Magn Reson. 2006;182(1):66-74. doi:10.1016/j.jmr.2006.06.013 [doi]
6. Anderson WA. Electrical Current Shims for Correcting Magnetic Fields. Review of Scientific Instruments. 1961;32(3):241-250. doi:10.1063/1.1717338 [doi]
7. Van de Moortele PF, Akgun C, Adriany G, et al. B1 Destructive Interferences and Spatial Phase Patterns at 7 T with a Head Transceiver Array Coil. Magn Reson Med. 2005;54(6):1503-1518. doi:10.1002/mrm.20708 [doi]
8. Raaijmakers AJE, Luijten PR, van den Berg CAT. Dipole antennas for ultrahigh‐field body imaging: a comparison with loop coils. NMR Biomed. 2016;29(9):1122-1130. doi:10.1002/nbm.3356 [doi]
9. Clément JD, Gruetter R, Ipek Ö. A human cerebral and cerebellar 8‐channel transceive RF dipole coil array at 7T. Magn Reson Med. 2019;81(2):1447-1458. doi:10.1002/mrm.27476 [doi]
10. Avdievich NI, Nikulin A V, Ruhm L, et al. A 32-Element Loop/Dipole Hybrid Array for Human Head Imaging at 7 T. Magn Reson Med. 2022;88(4):1912-1926. doi:10.1002/mrm.29347 [doi]
11. Lagore RL, Moeller S, Zimmermann J, et al. An 8 Dipole Transceive and 24 Loop Receive Array for Non-Human Primate Head Imaging at 10.5T. NMR Biomed. 2021;34(4):e4472. doi:10.1002/nbm.4472 [doi]
12. Djaballah E, Uthayakumar A, Roustan M, et al. Integrated 48-channel B0 shim, 6-Dipole transceive, and 16-loop receive system for high-quality NHP brain imaging at 7T. 2025 ISMRM & ISMRT Annual Meeting. Published online May 26, 2025. doi:10.58530/2025/1177 [doi]
13. Pinho Meneses B, Stockmann JP, Arango N, et al. Shim coils tailored for correcting B0 inhomogeneity in the human brain (SCOTCH): Design methodology and 48-channel prototype assessment in 7-Tesla MRI. Neuroimage. 2022;261. doi:10.1016/j.neuroimage.2022.119498 [doi]
14. Boulant N, Quettier L, Aubert G, et al. Commissioning of the Iseult CEA 11.7 T whole-body MRI: current status, gradient–magnet interaction tests and first imaging experience. MAGMA. 2023;36(2):175. doi:10.1007/S10334-023-01063-5 [doi]
15. Cloos MA, Boulant N, Luong M, et al. kT -points: short three-dimensional tailored RF pulses for flip-angle homogenization over an extended volume. Magn Reson Med. 2012;67(1):72-80. doi:10.1002/MRM.22978 [doi]
16. Gras V, Vignaud A, Amadon A, Le Bihan D, Boulant N. Universal pulses: A new concept for calibration-free parallel transmission. Magn Reson Med. 2017;77(2):635-643. doi:10.1002/MRM.26148 [doi]
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http://echo.ismrm.org/p/ISMRM2026/467-06-010